add

vendor/symfony/finder/CHANGELOG.md

@@ -0,0 +1,74 @@
+CHANGELOG
+=========
+
+4.3.0
+-----
+
+ * added Finder::ignoreVCSIgnored() to ignore files based on rules listed in .gitignore
+
+4.2.0
+-----
+
+ * added $useNaturalSort option to Finder::sortByName() method
+ * the `Finder::sortByName()` method will have a new `$useNaturalSort`
+   argument in version 5.0, not defining it is deprecated
+ * added `Finder::reverseSorting()` to reverse the sorting
+
+4.0.0
+-----
+
+ * removed `ExceptionInterface`
+ * removed `Symfony\Component\Finder\Iterator\FilterIterator`
+
+3.4.0
+-----
+
+ * deprecated `Symfony\Component\Finder\Iterator\FilterIterator`
+ * added Finder::hasResults() method to check if any results were found
+
+3.3.0
+-----
+
+ * added double-star matching to Glob::toRegex()
+
+3.0.0
+-----
+
+ * removed deprecated classes
+
+2.8.0
+-----
+
+ * deprecated adapters and related classes
+
+2.5.0
+-----
+ * added support for GLOB_BRACE in the paths passed to Finder::in()
+
+2.3.0
+-----
+
+ * added a way to ignore unreadable directories (via Finder::ignoreUnreadableDirs())
+ * unified the way subfolders that are not executable are handled by always throwing an AccessDeniedException exception
+
+2.2.0
+-----
+
+ * added Finder::path() and Finder::notPath() methods
+ * added finder adapters to improve performance on specific platforms
+ * added support for wildcard characters (glob patterns) in the paths passed
+   to Finder::in()
+
+2.1.0
+-----
+
+ * added Finder::sortByAccessedTime(), Finder::sortByChangedTime(), and
+   Finder::sortByModifiedTime()
+ * added Countable to Finder
+ * added support for an array of directories as an argument to
+   Finder::exclude()
+ * added searching based on the file content via Finder::contains() and
+   Finder::notContains()
+ * added support for the != operator in the Comparator
+ * [BC BREAK] filter expressions (used for file name and content) are no more
+   considered as regexps but glob patterns when they are enclosed in '*' or '?'

vendor/symfony/finder/Comparator/Comparator.php

@@ -0,0 +1,98 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Comparator;
+
+/**
+ * Comparator.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Comparator
+{
+    private $target;
+    private $operator = '==';
+
+    /**
+     * Gets the target value.
+     *
+     * @return string The target value
+     */
+    public function getTarget()
+    {
+        return $this->target;
+    }
+
+    /**
+     * Sets the target value.
+     *
+     * @param string $target The target value
+     */
+    public function setTarget($target)
+    {
+        $this->target = $target;
+    }
+
+    /**
+     * Gets the comparison operator.
+     *
+     * @return string The operator
+     */
+    public function getOperator()
+    {
+        return $this->operator;
+    }
+
+    /**
+     * Sets the comparison operator.
+     *
+     * @param string $operator A valid operator
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function setOperator($operator)
+    {
+        if (!$operator) {
+            $operator = '==';
+        }
+
+        if (!\in_array($operator, ['>', '<', '>=', '<=', '==', '!='])) {
+            throw new \InvalidArgumentException(sprintf('Invalid operator "%s".', $operator));
+        }
+
+        $this->operator = $operator;
+    }
+
+    /**
+     * Tests against the target.
+     *
+     * @param mixed $test A test value
+     *
+     * @return bool
+     */
+    public function test($test)
+    {
+        switch ($this->operator) {
+            case '>':
+                return $test > $this->target;
+            case '>=':
+                return $test >= $this->target;
+            case '<':
+                return $test < $this->target;
+            case '<=':
+                return $test <= $this->target;
+            case '!=':
+                return $test != $this->target;
+        }
+
+        return $test == $this->target;
+    }
+}

vendor/symfony/finder/Comparator/DateComparator.php

@@ -0,0 +1,51 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Comparator;
+
+/**
+ * DateCompare compiles date comparisons.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class DateComparator extends Comparator
+{
+    /**
+     * @param string $test A comparison string
+     *
+     * @throws \InvalidArgumentException If the test is not understood
+     */
+    public function __construct(string $test)
+    {
+        if (!preg_match('#^\s*(==|!=|[<>]=?|after|since|before|until)?\s*(.+?)\s*$#i', $test, $matches)) {
+            throw new \InvalidArgumentException(sprintf('Don\'t understand "%s" as a date test.', $test));
+        }
+
+        try {
+            $date = new \DateTime($matches[2]);
+            $target = $date->format('U');
+        } catch (\Exception $e) {
+            throw new \InvalidArgumentException(sprintf('"%s" is not a valid date.', $matches[2]));
+        }
+
+        $operator = isset($matches[1]) ? $matches[1] : '==';
+        if ('since' === $operator || 'after' === $operator) {
+            $operator = '>';
+        }
+
+        if ('until' === $operator || 'before' === $operator) {
+            $operator = '<';
+        }
+
+        $this->setOperator($operator);
+        $this->setTarget($target);
+    }
+}

vendor/symfony/finder/Comparator/NumberComparator.php

@@ -0,0 +1,79 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Comparator;
+
+/**
+ * NumberComparator compiles a simple comparison to an anonymous
+ * subroutine, which you can call with a value to be tested again.
+ *
+ * Now this would be very pointless, if NumberCompare didn't understand
+ * magnitudes.
+ *
+ * The target value may use magnitudes of kilobytes (k, ki),
+ * megabytes (m, mi), or gigabytes (g, gi).  Those suffixed
+ * with an i use the appropriate 2**n version in accordance with the
+ * IEC standard: http://physics.nist.gov/cuu/Units/binary.html
+ *
+ * Based on the Perl Number::Compare module.
+ *
+ * @author    Fabien Potencier <fabien@symfony.com> PHP port
+ * @author    Richard Clamp <richardc@unixbeard.net> Perl version
+ * @copyright 2004-2005 Fabien Potencier <fabien@symfony.com>
+ * @copyright 2002 Richard Clamp <richardc@unixbeard.net>
+ *
+ * @see http://physics.nist.gov/cuu/Units/binary.html
+ */
+class NumberComparator extends Comparator
+{
+    /**
+     * @param string|int $test A comparison string or an integer
+     *
+     * @throws \InvalidArgumentException If the test is not understood
+     */
+    public function __construct(?string $test)
+    {
+        if (!preg_match('#^\s*(==|!=|[<>]=?)?\s*([0-9\.]+)\s*([kmg]i?)?\s*$#i', $test, $matches)) {
+            throw new \InvalidArgumentException(sprintf('Don\'t understand "%s" as a number test.', $test));
+        }
+
+        $target = $matches[2];
+        if (!is_numeric($target)) {
+            throw new \InvalidArgumentException(sprintf('Invalid number "%s".', $target));
+        }
+        if (isset($matches[3])) {
+            // magnitude
+            switch (strtolower($matches[3])) {
+                case 'k':
+                    $target *= 1000;
+                    break;
+                case 'ki':
+                    $target *= 1024;
+                    break;
+                case 'm':
+                    $target *= 1000000;
+                    break;
+                case 'mi':
+                    $target *= 1024 * 1024;
+                    break;
+                case 'g':
+                    $target *= 1000000000;
+                    break;
+                case 'gi':
+                    $target *= 1024 * 1024 * 1024;
+                    break;
+            }
+        }
+
+        $this->setTarget($target);
+        $this->setOperator(isset($matches[1]) ? $matches[1] : '==');
+    }
+}

vendor/symfony/finder/Exception/AccessDeniedException.php

@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Exception;
+
+/**
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ */
+class AccessDeniedException extends \UnexpectedValueException
+{
+}

vendor/symfony/finder/Exception/DirectoryNotFoundException.php

@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Exception;
+
+/**
+ * @author Andreas Erhard <andreas.erhard@i-med.ac.at>
+ */
+class DirectoryNotFoundException extends \InvalidArgumentException
+{
+}

vendor/symfony/finder/Finder.php

@@ -0,0 +1,812 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder;
+
+use Symfony\Component\Finder\Comparator\DateComparator;
+use Symfony\Component\Finder\Comparator\NumberComparator;
+use Symfony\Component\Finder\Exception\DirectoryNotFoundException;
+use Symfony\Component\Finder\Iterator\CustomFilterIterator;
+use Symfony\Component\Finder\Iterator\DateRangeFilterIterator;
+use Symfony\Component\Finder\Iterator\DepthRangeFilterIterator;
+use Symfony\Component\Finder\Iterator\ExcludeDirectoryFilterIterator;
+use Symfony\Component\Finder\Iterator\FilecontentFilterIterator;
+use Symfony\Component\Finder\Iterator\FilenameFilterIterator;
+use Symfony\Component\Finder\Iterator\SizeRangeFilterIterator;
+use Symfony\Component\Finder\Iterator\SortableIterator;
+
+/**
+ * Finder allows to build rules to find files and directories.
+ *
+ * It is a thin wrapper around several specialized iterator classes.
+ *
+ * All rules may be invoked several times.
+ *
+ * All methods return the current Finder object to allow chaining:
+ *
+ *     $finder = Finder::create()->files()->name('*.php')->in(__DIR__);
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Finder implements \IteratorAggregate, \Countable
+{
+    const IGNORE_VCS_FILES = 1;
+    const IGNORE_DOT_FILES = 2;
+    const IGNORE_VCS_IGNORED_FILES = 4;
+
+    private $mode = 0;
+    private $names = [];
+    private $notNames = [];
+    private $exclude = [];
+    private $filters = [];
+    private $depths = [];
+    private $sizes = [];
+    private $followLinks = false;
+    private $reverseSorting = false;
+    private $sort = false;
+    private $ignore = 0;
+    private $dirs = [];
+    private $dates = [];
+    private $iterators = [];
+    private $contains = [];
+    private $notContains = [];
+    private $paths = [];
+    private $notPaths = [];
+    private $ignoreUnreadableDirs = false;
+
+    private static $vcsPatterns = ['.svn', '_svn', 'CVS', '_darcs', '.arch-params', '.monotone', '.bzr', '.git', '.hg'];
+
+    public function __construct()
+    {
+        $this->ignore = static::IGNORE_VCS_FILES | static::IGNORE_DOT_FILES;
+    }
+
+    /**
+     * Creates a new Finder.
+     *
+     * @return static
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Restricts the matching to directories only.
+     *
+     * @return $this
+     */
+    public function directories()
+    {
+        $this->mode = Iterator\FileTypeFilterIterator::ONLY_DIRECTORIES;
+
+        return $this;
+    }
+
+    /**
+     * Restricts the matching to files only.
+     *
+     * @return $this
+     */
+    public function files()
+    {
+        $this->mode = Iterator\FileTypeFilterIterator::ONLY_FILES;
+
+        return $this;
+    }
+
+    /**
+     * Adds tests for the directory depth.
+     *
+     * Usage:
+     *
+     *     $finder->depth('> 1') // the Finder will start matching at level 1.
+     *     $finder->depth('< 3') // the Finder will descend at most 3 levels of directories below the starting point.
+     *     $finder->depth(['>= 1', '< 3'])
+     *
+     * @param string|int|string[]|int[] $levels The depth level expression or an array of depth levels
+     *
+     * @return $this
+     *
+     * @see DepthRangeFilterIterator
+     * @see NumberComparator
+     */
+    public function depth($levels)
+    {
+        foreach ((array) $levels as $level) {
+            $this->depths[] = new Comparator\NumberComparator($level);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Adds tests for file dates (last modified).
+     *
+     * The date must be something that strtotime() is able to parse:
+     *
+     *     $finder->date('since yesterday');
+     *     $finder->date('until 2 days ago');
+     *     $finder->date('> now - 2 hours');
+     *     $finder->date('>= 2005-10-15');
+     *     $finder->date(['>= 2005-10-15', '<= 2006-05-27']);
+     *
+     * @param string|string[] $dates A date range string or an array of date ranges
+     *
+     * @return $this
+     *
+     * @see strtotime
+     * @see DateRangeFilterIterator
+     * @see DateComparator
+     */
+    public function date($dates)
+    {
+        foreach ((array) $dates as $date) {
+            $this->dates[] = new Comparator\DateComparator($date);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Adds rules that files must match.
+     *
+     * You can use patterns (delimited with / sign), globs or simple strings.
+     *
+     *     $finder->name('*.php')
+     *     $finder->name('/\.php$/') // same as above
+     *     $finder->name('test.php')
+     *     $finder->name(['test.py', 'test.php'])
+     *
+     * @param string|string[] $patterns A pattern (a regexp, a glob, or a string) or an array of patterns
+     *
+     * @return $this
+     *
+     * @see FilenameFilterIterator
+     */
+    public function name($patterns)
+    {
+        $this->names = array_merge($this->names, (array) $patterns);
+
+        return $this;
+    }
+
+    /**
+     * Adds rules that files must not match.
+     *
+     * @param string|string[] $patterns A pattern (a regexp, a glob, or a string) or an array of patterns
+     *
+     * @return $this
+     *
+     * @see FilenameFilterIterator
+     */
+    public function notName($patterns)
+    {
+        $this->notNames = array_merge($this->notNames, (array) $patterns);
+
+        return $this;
+    }
+
+    /**
+     * Adds tests that file contents must match.
+     *
+     * Strings or PCRE patterns can be used:
+     *
+     *     $finder->contains('Lorem ipsum')
+     *     $finder->contains('/Lorem ipsum/i')
+     *     $finder->contains(['dolor', '/ipsum/i'])
+     *
+     * @param string|string[] $patterns A pattern (string or regexp) or an array of patterns
+     *
+     * @return $this
+     *
+     * @see FilecontentFilterIterator
+     */
+    public function contains($patterns)
+    {
+        $this->contains = array_merge($this->contains, (array) $patterns);
+
+        return $this;
+    }
+
+    /**
+     * Adds tests that file contents must not match.
+     *
+     * Strings or PCRE patterns can be used:
+     *
+     *     $finder->notContains('Lorem ipsum')
+     *     $finder->notContains('/Lorem ipsum/i')
+     *     $finder->notContains(['lorem', '/dolor/i'])
+     *
+     * @param string|string[] $patterns A pattern (string or regexp) or an array of patterns
+     *
+     * @return $this
+     *
+     * @see FilecontentFilterIterator
+     */
+    public function notContains($patterns)
+    {
+        $this->notContains = array_merge($this->notContains, (array) $patterns);
+
+        return $this;
+    }
+
+    /**
+     * Adds rules that filenames must match.
+     *
+     * You can use patterns (delimited with / sign) or simple strings.
+     *
+     *     $finder->path('some/special/dir')
+     *     $finder->path('/some\/special\/dir/') // same as above
+     *     $finder->path(['some dir', 'another/dir'])
+     *
+     * Use only / as dirname separator.
+     *
+     * @param string|string[] $patterns A pattern (a regexp or a string) or an array of patterns
+     *
+     * @return $this
+     *
+     * @see FilenameFilterIterator
+     */
+    public function path($patterns)
+    {
+        $this->paths = array_merge($this->paths, (array) $patterns);
+
+        return $this;
+    }
+
+    /**
+     * Adds rules that filenames must not match.
+     *
+     * You can use patterns (delimited with / sign) or simple strings.
+     *
+     *     $finder->notPath('some/special/dir')
+     *     $finder->notPath('/some\/special\/dir/') // same as above
+     *     $finder->notPath(['some/file.txt', 'another/file.log'])
+     *
+     * Use only / as dirname separator.
+     *
+     * @param string|string[] $patterns A pattern (a regexp or a string) or an array of patterns
+     *
+     * @return $this
+     *
+     * @see FilenameFilterIterator
+     */
+    public function notPath($patterns)
+    {
+        $this->notPaths = array_merge($this->notPaths, (array) $patterns);
+
+        return $this;
+    }
+
+    /**
+     * Adds tests for file sizes.
+     *
+     *     $finder->size('> 10K');
+     *     $finder->size('<= 1Ki');
+     *     $finder->size(4);
+     *     $finder->size(['> 10K', '< 20K'])
+     *
+     * @param string|int|string[]|int[] $sizes A size range string or an integer or an array of size ranges
+     *
+     * @return $this
+     *
+     * @see SizeRangeFilterIterator
+     * @see NumberComparator
+     */
+    public function size($sizes)
+    {
+        foreach ((array) $sizes as $size) {
+            $this->sizes[] = new Comparator\NumberComparator($size);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Excludes directories.
+     *
+     * Directories passed as argument must be relative to the ones defined with the `in()` method. For example:
+     *
+     *     $finder->in(__DIR__)->exclude('ruby');
+     *
+     * @param string|array $dirs A directory path or an array of directories
+     *
+     * @return $this
+     *
+     * @see ExcludeDirectoryFilterIterator
+     */
+    public function exclude($dirs)
+    {
+        $this->exclude = array_merge($this->exclude, (array) $dirs);
+
+        return $this;
+    }
+
+    /**
+     * Excludes "hidden" directories and files (starting with a dot).
+     *
+     * This option is enabled by default.
+     *
+     * @param bool $ignoreDotFiles Whether to exclude "hidden" files or not
+     *
+     * @return $this
+     *
+     * @see ExcludeDirectoryFilterIterator
+     */
+    public function ignoreDotFiles($ignoreDotFiles)
+    {
+        if ($ignoreDotFiles) {
+            $this->ignore |= static::IGNORE_DOT_FILES;
+        } else {
+            $this->ignore &= ~static::IGNORE_DOT_FILES;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Forces the finder to ignore version control directories.
+     *
+     * This option is enabled by default.
+     *
+     * @param bool $ignoreVCS Whether to exclude VCS files or not
+     *
+     * @return $this
+     *
+     * @see ExcludeDirectoryFilterIterator
+     */
+    public function ignoreVCS($ignoreVCS)
+    {
+        if ($ignoreVCS) {
+            $this->ignore |= static::IGNORE_VCS_FILES;
+        } else {
+            $this->ignore &= ~static::IGNORE_VCS_FILES;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Forces Finder to obey .gitignore and ignore files based on rules listed there.
+     *
+     * This option is disabled by default.
+     *
+     * @return $this
+     */
+    public function ignoreVCSIgnored(bool $ignoreVCSIgnored)
+    {
+        if ($ignoreVCSIgnored) {
+            $this->ignore |= static::IGNORE_VCS_IGNORED_FILES;
+        } else {
+            $this->ignore &= ~static::IGNORE_VCS_IGNORED_FILES;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Adds VCS patterns.
+     *
+     * @see ignoreVCS()
+     *
+     * @param string|string[] $pattern VCS patterns to ignore
+     */
+    public static function addVCSPattern($pattern)
+    {
+        foreach ((array) $pattern as $p) {
+            self::$vcsPatterns[] = $p;
+        }
+
+        self::$vcsPatterns = array_unique(self::$vcsPatterns);
+    }
+
+    /**
+     * Sorts files and directories by an anonymous function.
+     *
+     * The anonymous function receives two \SplFileInfo instances to compare.
+     *
+     * This can be slow as all the matching files and directories must be retrieved for comparison.
+     *
+     * @return $this
+     *
+     * @see SortableIterator
+     */
+    public function sort(\Closure $closure)
+    {
+        $this->sort = $closure;
+
+        return $this;
+    }
+
+    /**
+     * Sorts files and directories by name.
+     *
+     * This can be slow as all the matching files and directories must be retrieved for comparison.
+     *
+     * @param bool $useNaturalSort Whether to use natural sort or not, disabled by default
+     *
+     * @return $this
+     *
+     * @see SortableIterator
+     */
+    public function sortByName(/* bool $useNaturalSort = false */)
+    {
+        if (\func_num_args() < 1 && __CLASS__ !== static::class && __CLASS__ !== (new \ReflectionMethod($this, __FUNCTION__))->getDeclaringClass()->getName() && !$this instanceof \PHPUnit\Framework\MockObject\MockObject && !$this instanceof \Prophecy\Prophecy\ProphecySubjectInterface && !$this instanceof \Mockery\MockInterface) {
+            @trigger_error(sprintf('The "%s()" method will have a new "bool $useNaturalSort = false" argument in version 5.0, not defining it is deprecated since Symfony 4.2.', __METHOD__), \E_USER_DEPRECATED);
+        }
+        $useNaturalSort = 0 < \func_num_args() && func_get_arg(0);
+
+        $this->sort = $useNaturalSort ? Iterator\SortableIterator::SORT_BY_NAME_NATURAL : Iterator\SortableIterator::SORT_BY_NAME;
+
+        return $this;
+    }
+
+    /**
+     * Sorts files and directories by type (directories before files), then by name.
+     *
+     * This can be slow as all the matching files and directories must be retrieved for comparison.
+     *
+     * @return $this
+     *
+     * @see SortableIterator
+     */
+    public function sortByType()
+    {
+        $this->sort = Iterator\SortableIterator::SORT_BY_TYPE;
+
+        return $this;
+    }
+
+    /**
+     * Sorts files and directories by the last accessed time.
+     *
+     * This is the time that the file was last accessed, read or written to.
+     *
+     * This can be slow as all the matching files and directories must be retrieved for comparison.
+     *
+     * @return $this
+     *
+     * @see SortableIterator
+     */
+    public function sortByAccessedTime()
+    {
+        $this->sort = Iterator\SortableIterator::SORT_BY_ACCESSED_TIME;
+
+        return $this;
+    }
+
+    /**
+     * Reverses the sorting.
+     *
+     * @return $this
+     */
+    public function reverseSorting()
+    {
+        $this->reverseSorting = true;
+
+        return $this;
+    }
+
+    /**
+     * Sorts files and directories by the last inode changed time.
+     *
+     * This is the time that the inode information was last modified (permissions, owner, group or other metadata).
+     *
+     * On Windows, since inode is not available, changed time is actually the file creation time.
+     *
+     * This can be slow as all the matching files and directories must be retrieved for comparison.
+     *
+     * @return $this
+     *
+     * @see SortableIterator
+     */
+    public function sortByChangedTime()
+    {
+        $this->sort = Iterator\SortableIterator::SORT_BY_CHANGED_TIME;
+
+        return $this;
+    }
+
+    /**
+     * Sorts files and directories by the last modified time.
+     *
+     * This is the last time the actual contents of the file were last modified.
+     *
+     * This can be slow as all the matching files and directories must be retrieved for comparison.
+     *
+     * @return $this
+     *
+     * @see SortableIterator
+     */
+    public function sortByModifiedTime()
+    {
+        $this->sort = Iterator\SortableIterator::SORT_BY_MODIFIED_TIME;
+
+        return $this;
+    }
+
+    /**
+     * Filters the iterator with an anonymous function.
+     *
+     * The anonymous function receives a \SplFileInfo and must return false
+     * to remove files.
+     *
+     * @return $this
+     *
+     * @see CustomFilterIterator
+     */
+    public function filter(\Closure $closure)
+    {
+        $this->filters[] = $closure;
+
+        return $this;
+    }
+
+    /**
+     * Forces the following of symlinks.
+     *
+     * @return $this
+     */
+    public function followLinks()
+    {
+        $this->followLinks = true;
+
+        return $this;
+    }
+
+    /**
+     * Tells finder to ignore unreadable directories.
+     *
+     * By default, scanning unreadable directories content throws an AccessDeniedException.
+     *
+     * @param bool $ignore
+     *
+     * @return $this
+     */
+    public function ignoreUnreadableDirs($ignore = true)
+    {
+        $this->ignoreUnreadableDirs = (bool) $ignore;
+
+        return $this;
+    }
+
+    /**
+     * Searches files and directories which match defined rules.
+     *
+     * @param string|string[] $dirs A directory path or an array of directories
+     *
+     * @return $this
+     *
+     * @throws DirectoryNotFoundException if one of the directories does not exist
+     */
+    public function in($dirs)
+    {
+        $resolvedDirs = [];
+
+        foreach ((array) $dirs as $dir) {
+            if (is_dir($dir)) {
+                $resolvedDirs[] = $this->normalizeDir($dir);
+            } elseif ($glob = glob($dir, (\defined('GLOB_BRACE') ? \GLOB_BRACE : 0) | \GLOB_ONLYDIR | \GLOB_NOSORT)) {
+                sort($glob);
+                $resolvedDirs = array_merge($resolvedDirs, array_map([$this, 'normalizeDir'], $glob));
+            } else {
+                throw new DirectoryNotFoundException(sprintf('The "%s" directory does not exist.', $dir));
+            }
+        }
+
+        $this->dirs = array_merge($this->dirs, $resolvedDirs);
+
+        return $this;
+    }
+
+    /**
+     * Returns an Iterator for the current Finder configuration.
+     *
+     * This method implements the IteratorAggregate interface.
+     *
+     * @return \Iterator|SplFileInfo[] An iterator
+     *
+     * @throws \LogicException if the in() method has not been called
+     */
+    public function getIterator()
+    {
+        if (0 === \count($this->dirs) && 0 === \count($this->iterators)) {
+            throw new \LogicException('You must call one of in() or append() methods before iterating over a Finder.');
+        }
+
+        if (1 === \count($this->dirs) && 0 === \count($this->iterators)) {
+            return $this->searchInDirectory($this->dirs[0]);
+        }
+
+        $iterator = new \AppendIterator();
+        foreach ($this->dirs as $dir) {
+            $iterator->append($this->searchInDirectory($dir));
+        }
+
+        foreach ($this->iterators as $it) {
+            $iterator->append($it);
+        }
+
+        return $iterator;
+    }
+
+    /**
+     * Appends an existing set of files/directories to the finder.
+     *
+     * The set can be another Finder, an Iterator, an IteratorAggregate, or even a plain array.
+     *
+     * @param iterable $iterator
+     *
+     * @return $this
+     *
+     * @throws \InvalidArgumentException when the given argument is not iterable
+     */
+    public function append($iterator)
+    {
+        if ($iterator instanceof \IteratorAggregate) {
+            $this->iterators[] = $iterator->getIterator();
+        } elseif ($iterator instanceof \Iterator) {
+            $this->iterators[] = $iterator;
+        } elseif ($iterator instanceof \Traversable || \is_array($iterator)) {
+            $it = new \ArrayIterator();
+            foreach ($iterator as $file) {
+                $it->append($file instanceof \SplFileInfo ? $file : new \SplFileInfo($file));
+            }
+            $this->iterators[] = $it;
+        } else {
+            throw new \InvalidArgumentException('Finder::append() method wrong argument type.');
+        }
+
+        return $this;
+    }
+
+    /**
+     * Check if the any results were found.
+     *
+     * @return bool
+     */
+    public function hasResults()
+    {
+        foreach ($this->getIterator() as $_) {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * Counts all the results collected by the iterators.
+     *
+     * @return int
+     */
+    public function count()
+    {
+        return iterator_count($this->getIterator());
+    }
+
+    private function searchInDirectory(string $dir): \Iterator
+    {
+        $exclude = $this->exclude;
+        $notPaths = $this->notPaths;
+
+        if (static::IGNORE_VCS_FILES === (static::IGNORE_VCS_FILES & $this->ignore)) {
+            $exclude = array_merge($exclude, self::$vcsPatterns);
+        }
+
+        if (static::IGNORE_DOT_FILES === (static::IGNORE_DOT_FILES & $this->ignore)) {
+            $notPaths[] = '#(^|/)\..+(/|$)#';
+        }
+
+        if (static::IGNORE_VCS_IGNORED_FILES === (static::IGNORE_VCS_IGNORED_FILES & $this->ignore)) {
+            $gitignoreFilePath = sprintf('%s/.gitignore', $dir);
+            if (!is_readable($gitignoreFilePath)) {
+                throw new \RuntimeException(sprintf('The "ignoreVCSIgnored" option cannot be used by the Finder as the "%s" file is not readable.', $gitignoreFilePath));
+            }
+            $notPaths = array_merge($notPaths, [Gitignore::toRegex(file_get_contents($gitignoreFilePath))]);
+        }
+
+        $minDepth = 0;
+        $maxDepth = \PHP_INT_MAX;
+
+        foreach ($this->depths as $comparator) {
+            switch ($comparator->getOperator()) {
+                case '>':
+                    $minDepth = $comparator->getTarget() + 1;
+                    break;
+                case '>=':
+                    $minDepth = $comparator->getTarget();
+                    break;
+                case '<':
+                    $maxDepth = $comparator->getTarget() - 1;
+                    break;
+                case '<=':
+                    $maxDepth = $comparator->getTarget();
+                    break;
+                default:
+                    $minDepth = $maxDepth = $comparator->getTarget();
+            }
+        }
+
+        $flags = \RecursiveDirectoryIterator::SKIP_DOTS;
+
+        if ($this->followLinks) {
+            $flags |= \RecursiveDirectoryIterator::FOLLOW_SYMLINKS;
+        }
+
+        $iterator = new Iterator\RecursiveDirectoryIterator($dir, $flags, $this->ignoreUnreadableDirs);
+
+        if ($exclude) {
+            $iterator = new Iterator\ExcludeDirectoryFilterIterator($iterator, $exclude);
+        }
+
+        $iterator = new \RecursiveIteratorIterator($iterator, \RecursiveIteratorIterator::SELF_FIRST);
+
+        if ($minDepth > 0 || $maxDepth < \PHP_INT_MAX) {
+            $iterator = new Iterator\DepthRangeFilterIterator($iterator, $minDepth, $maxDepth);
+        }
+
+        if ($this->mode) {
+            $iterator = new Iterator\FileTypeFilterIterator($iterator, $this->mode);
+        }
+
+        if ($this->names || $this->notNames) {
+            $iterator = new Iterator\FilenameFilterIterator($iterator, $this->names, $this->notNames);
+        }
+
+        if ($this->contains || $this->notContains) {
+            $iterator = new Iterator\FilecontentFilterIterator($iterator, $this->contains, $this->notContains);
+        }
+
+        if ($this->sizes) {
+            $iterator = new Iterator\SizeRangeFilterIterator($iterator, $this->sizes);
+        }
+
+        if ($this->dates) {
+            $iterator = new Iterator\DateRangeFilterIterator($iterator, $this->dates);
+        }
+
+        if ($this->filters) {
+            $iterator = new Iterator\CustomFilterIterator($iterator, $this->filters);
+        }
+
+        if ($this->paths || $notPaths) {
+            $iterator = new Iterator\PathFilterIterator($iterator, $this->paths, $notPaths);
+        }
+
+        if ($this->sort || $this->reverseSorting) {
+            $iteratorAggregate = new Iterator\SortableIterator($iterator, $this->sort, $this->reverseSorting);
+            $iterator = $iteratorAggregate->getIterator();
+        }
+
+        return $iterator;
+    }
+
+    /**
+     * Normalizes given directory names by removing trailing slashes.
+     *
+     * Excluding: (s)ftp:// or ssh2.(s)ftp:// wrapper
+     */
+    private function normalizeDir(string $dir): string
+    {
+        if ('/' === $dir) {
+            return $dir;
+        }
+
+        $dir = rtrim($dir, '/'.\DIRECTORY_SEPARATOR);
+
+        if (preg_match('#^(ssh2\.)?s?ftp://#', $dir)) {
+            $dir .= '/';
+        }
+
+        return $dir;
+    }
+}

vendor/symfony/finder/Gitignore.php

@@ -0,0 +1,133 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder;
+
+/**
+ * Gitignore matches against text.
+ *
+ * @author Ahmed Abdou <mail@ahmd.io>
+ */
+class Gitignore
+{
+    /**
+     * Returns a regexp which is the equivalent of the gitignore pattern.
+     *
+     * @return string The regexp
+     */
+    public static function toRegex(string $gitignoreFileContent): string
+    {
+        $gitignoreFileContent = preg_replace('/^[^\\\r\n]*#.*/m', '', $gitignoreFileContent);
+        $gitignoreLines = preg_split('/\r\n|\r|\n/', $gitignoreFileContent);
+
+        $positives = [];
+        $negatives = [];
+        foreach ($gitignoreLines as $i => $line) {
+            $line = trim($line);
+            if ('' === $line) {
+                continue;
+            }
+
+            if (1 === preg_match('/^!/', $line)) {
+                $positives[$i] = null;
+                $negatives[$i] = self::getRegexFromGitignore(preg_replace('/^!(.*)/', '${1}', $line), true);
+
+                continue;
+            }
+            $negatives[$i] = null;
+            $positives[$i] = self::getRegexFromGitignore($line);
+        }
+
+        $index = 0;
+        $patterns = [];
+        foreach ($positives as $pattern) {
+            if (null === $pattern) {
+                continue;
+            }
+
+            $negativesAfter = array_filter(\array_slice($negatives, ++$index));
+            if ([] !== $negativesAfter) {
+                $pattern .= sprintf('(?<!%s)', implode('|', $negativesAfter));
+            }
+
+            $patterns[] = $pattern;
+        }
+
+        return sprintf('/^((%s))$/', implode(')|(', $patterns));
+    }
+
+    private static function getRegexFromGitignore(string $gitignorePattern, bool $negative = false): string
+    {
+        $regex = '';
+        $isRelativePath = false;
+        // If there is a separator at the beginning or middle (or both) of the pattern, then the pattern is relative to the directory level of the particular .gitignore file itself
+        $slashPosition = strpos($gitignorePattern, '/');
+        if (false !== $slashPosition && \strlen($gitignorePattern) - 1 !== $slashPosition) {
+            if (0 === $slashPosition) {
+                $gitignorePattern = substr($gitignorePattern, 1);
+            }
+
+            $isRelativePath = true;
+            $regex .= '^';
+        }
+
+        if ('/' === $gitignorePattern[\strlen($gitignorePattern) - 1]) {
+            $gitignorePattern = substr($gitignorePattern, 0, -1);
+        }
+
+        $iMax = \strlen($gitignorePattern);
+        for ($i = 0; $i < $iMax; ++$i) {
+            $tripleChars = substr($gitignorePattern, $i, 3);
+            if ('**/' === $tripleChars || '/**' === $tripleChars) {
+                $regex .= '.*';
+                $i += 2;
+                continue;
+            }
+
+            $doubleChars = substr($gitignorePattern, $i, 2);
+            if ('**' === $doubleChars) {
+                $regex .= '.*';
+                ++$i;
+                continue;
+            }
+            if ('*/' === $doubleChars) {
+                $regex .= '[^\/]*\/?[^\/]*';
+                ++$i;
+                continue;
+            }
+
+            $c = $gitignorePattern[$i];
+            switch ($c) {
+                case '*':
+                    $regex .= $isRelativePath ? '[^\/]*' : '[^\/]*\/?[^\/]*';
+                    break;
+                case '/':
+                case '.':
+                case ':':
+                case '(':
+                case ')':
+                case '{':
+                case '}':
+                    $regex .= '\\'.$c;
+                    break;
+                default:
+                    $regex .= $c;
+            }
+        }
+
+        if ($negative) {
+            // a lookbehind assertion has to be a fixed width (it can not have nested '|' statements)
+            return sprintf('%s$|%s\/$', $regex, $regex);
+        }
+
+        return '(?>'.$regex.'($|\/.*))';
+    }
+}

vendor/symfony/finder/Glob.php

@@ -0,0 +1,116 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder;
+
+/**
+ * Glob matches globbing patterns against text.
+ *
+ *     if match_glob("foo.*", "foo.bar") echo "matched\n";
+ *
+ *     // prints foo.bar and foo.baz
+ *     $regex = glob_to_regex("foo.*");
+ *     for (['foo.bar', 'foo.baz', 'foo', 'bar'] as $t)
+ *     {
+ *         if (/$regex/) echo "matched: $car\n";
+ *     }
+ *
+ * Glob implements glob(3) style matching that can be used to match
+ * against text, rather than fetching names from a filesystem.
+ *
+ * Based on the Perl Text::Glob module.
+ *
+ * @author Fabien Potencier <fabien@symfony.com> PHP port
+ * @author     Richard Clamp <richardc@unixbeard.net> Perl version
+ * @copyright  2004-2005 Fabien Potencier <fabien@symfony.com>
+ * @copyright  2002 Richard Clamp <richardc@unixbeard.net>
+ */
+class Glob
+{
+    /**
+     * Returns a regexp which is the equivalent of the glob pattern.
+     *
+     * @param string $glob                The glob pattern
+     * @param bool   $strictLeadingDot
+     * @param bool   $strictWildcardSlash
+     * @param string $delimiter           Optional delimiter
+     *
+     * @return string regex The regexp
+     */
+    public static function toRegex($glob, $strictLeadingDot = true, $strictWildcardSlash = true, $delimiter = '#')
+    {
+        $firstByte = true;
+        $escaping = false;
+        $inCurlies = 0;
+        $regex = '';
+        $sizeGlob = \strlen($glob);
+        for ($i = 0; $i < $sizeGlob; ++$i) {
+            $car = $glob[$i];
+            if ($firstByte && $strictLeadingDot && '.' !== $car) {
+                $regex .= '(?=[^\.])';
+            }
+
+            $firstByte = '/' === $car;
+
+            if ($firstByte && $strictWildcardSlash && isset($glob[$i + 2]) && '**' === $glob[$i + 1].$glob[$i + 2] && (!isset($glob[$i + 3]) || '/' === $glob[$i + 3])) {
+                $car = '[^/]++/';
+                if (!isset($glob[$i + 3])) {
+                    $car .= '?';
+                }
+
+                if ($strictLeadingDot) {
+                    $car = '(?=[^\.])'.$car;
+                }
+
+                $car = '/(?:'.$car.')*';
+                $i += 2 + isset($glob[$i + 3]);
+
+                if ('/' === $delimiter) {
+                    $car = str_replace('/', '\\/', $car);
+                }
+            }
+
+            if ($delimiter === $car || '.' === $car || '(' === $car || ')' === $car || '|' === $car || '+' === $car || '^' === $car || '$' === $car) {
+                $regex .= "\\$car";
+            } elseif ('*' === $car) {
+                $regex .= $escaping ? '\\*' : ($strictWildcardSlash ? '[^/]*' : '.*');
+            } elseif ('?' === $car) {
+                $regex .= $escaping ? '\\?' : ($strictWildcardSlash ? '[^/]' : '.');
+            } elseif ('{' === $car) {
+                $regex .= $escaping ? '\\{' : '(';
+                if (!$escaping) {
+                    ++$inCurlies;
+                }
+            } elseif ('}' === $car && $inCurlies) {
+                $regex .= $escaping ? '}' : ')';
+                if (!$escaping) {
+                    --$inCurlies;
+                }
+            } elseif (',' === $car && $inCurlies) {
+                $regex .= $escaping ? ',' : '|';
+            } elseif ('\\' === $car) {
+                if ($escaping) {
+                    $regex .= '\\\\';
+                    $escaping = false;
+                } else {
+                    $escaping = true;
+                }
+
+                continue;
+            } else {
+                $regex .= $car;
+            }
+            $escaping = false;
+        }
+
+        return $delimiter.'^'.$regex.'$'.$delimiter;
+    }
+}

vendor/symfony/finder/Iterator/CustomFilterIterator.php

@@ -0,0 +1,61 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * CustomFilterIterator filters files by applying anonymous functions.
+ *
+ * The anonymous function receives a \SplFileInfo and must return false
+ * to remove files.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class CustomFilterIterator extends \FilterIterator
+{
+    private $filters = [];
+
+    /**
+     * @param \Iterator  $iterator The Iterator to filter
+     * @param callable[] $filters  An array of PHP callbacks
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function __construct(\Iterator $iterator, array $filters)
+    {
+        foreach ($filters as $filter) {
+            if (!\is_callable($filter)) {
+                throw new \InvalidArgumentException('Invalid PHP callback.');
+            }
+        }
+        $this->filters = $filters;
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        $fileinfo = $this->current();
+
+        foreach ($this->filters as $filter) {
+            if (false === $filter($fileinfo)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/symfony/finder/Iterator/DateRangeFilterIterator.php

@@ -0,0 +1,58 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+use Symfony\Component\Finder\Comparator\DateComparator;
+
+/**
+ * DateRangeFilterIterator filters out files that are not in the given date range (last modified dates).
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class DateRangeFilterIterator extends \FilterIterator
+{
+    private $comparators = [];
+
+    /**
+     * @param \Iterator        $iterator    The Iterator to filter
+     * @param DateComparator[] $comparators An array of DateComparator instances
+     */
+    public function __construct(\Iterator $iterator, array $comparators)
+    {
+        $this->comparators = $comparators;
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        $fileinfo = $this->current();
+
+        if (!file_exists($fileinfo->getPathname())) {
+            return false;
+        }
+
+        $filedate = $fileinfo->getMTime();
+        foreach ($this->comparators as $compare) {
+            if (!$compare->test($filedate)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/symfony/finder/Iterator/DepthRangeFilterIterator.php

@@ -0,0 +1,45 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * DepthRangeFilterIterator limits the directory depth.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class DepthRangeFilterIterator extends \FilterIterator
+{
+    private $minDepth = 0;
+
+    /**
+     * @param \RecursiveIteratorIterator $iterator The Iterator to filter
+     * @param int                        $minDepth The min depth
+     * @param int                        $maxDepth The max depth
+     */
+    public function __construct(\RecursiveIteratorIterator $iterator, int $minDepth = 0, int $maxDepth = \PHP_INT_MAX)
+    {
+        $this->minDepth = $minDepth;
+        $iterator->setMaxDepth(\PHP_INT_MAX === $maxDepth ? -1 : $maxDepth);
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        return $this->getInnerIterator()->getDepth() >= $this->minDepth;
+    }
+}

vendor/symfony/finder/Iterator/ExcludeDirectoryFilterIterator.php

@@ -0,0 +1,87 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * ExcludeDirectoryFilterIterator filters out directories.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ExcludeDirectoryFilterIterator extends \FilterIterator implements \RecursiveIterator
+{
+    private $iterator;
+    private $isRecursive;
+    private $excludedDirs = [];
+    private $excludedPattern;
+
+    /**
+     * @param \Iterator $iterator    The Iterator to filter
+     * @param string[]  $directories An array of directories to exclude
+     */
+    public function __construct(\Iterator $iterator, array $directories)
+    {
+        $this->iterator = $iterator;
+        $this->isRecursive = $iterator instanceof \RecursiveIterator;
+        $patterns = [];
+        foreach ($directories as $directory) {
+            $directory = rtrim($directory, '/');
+            if (!$this->isRecursive || false !== strpos($directory, '/')) {
+                $patterns[] = preg_quote($directory, '#');
+            } else {
+                $this->excludedDirs[$directory] = true;
+            }
+        }
+        if ($patterns) {
+            $this->excludedPattern = '#(?:^|/)(?:'.implode('|', $patterns).')(?:/|$)#';
+        }
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool True if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        if ($this->isRecursive && isset($this->excludedDirs[$this->getFilename()]) && $this->isDir()) {
+            return false;
+        }
+
+        if ($this->excludedPattern) {
+            $path = $this->isDir() ? $this->current()->getRelativePathname() : $this->current()->getRelativePath();
+            $path = str_replace('\\', '/', $path);
+
+            return !preg_match($this->excludedPattern, $path);
+        }
+
+        return true;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasChildren()
+    {
+        return $this->isRecursive && $this->iterator->hasChildren();
+    }
+
+    public function getChildren()
+    {
+        $children = new self($this->iterator->getChildren(), []);
+        $children->excludedDirs = $this->excludedDirs;
+        $children->excludedPattern = $this->excludedPattern;
+
+        return $children;
+    }
+}

vendor/symfony/finder/Iterator/FileTypeFilterIterator.php

@@ -0,0 +1,53 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * FileTypeFilterIterator only keeps files, directories, or both.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class FileTypeFilterIterator extends \FilterIterator
+{
+    const ONLY_FILES = 1;
+    const ONLY_DIRECTORIES = 2;
+
+    private $mode;
+
+    /**
+     * @param \Iterator $iterator The Iterator to filter
+     * @param int       $mode     The mode (self::ONLY_FILES or self::ONLY_DIRECTORIES)
+     */
+    public function __construct(\Iterator $iterator, int $mode)
+    {
+        $this->mode = $mode;
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        $fileinfo = $this->current();
+        if (self::ONLY_DIRECTORIES === (self::ONLY_DIRECTORIES & $this->mode) && $fileinfo->isFile()) {
+            return false;
+        } elseif (self::ONLY_FILES === (self::ONLY_FILES & $this->mode) && $fileinfo->isDir()) {
+            return false;
+        }
+
+        return true;
+    }
+}

vendor/symfony/finder/Iterator/FilecontentFilterIterator.php

@@ -0,0 +1,58 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * FilecontentFilterIterator filters files by their contents using patterns (regexps or strings).
+ *
+ * @author Fabien Potencier  <fabien@symfony.com>
+ * @author Włodzimierz Gajda <gajdaw@gajdaw.pl>
+ */
+class FilecontentFilterIterator extends MultiplePcreFilterIterator
+{
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        if (!$this->matchRegexps && !$this->noMatchRegexps) {
+            return true;
+        }
+
+        $fileinfo = $this->current();
+
+        if ($fileinfo->isDir() || !$fileinfo->isReadable()) {
+            return false;
+        }
+
+        $content = $fileinfo->getContents();
+        if (!$content) {
+            return false;
+        }
+
+        return $this->isAccepted($content);
+    }
+
+    /**
+     * Converts string to regexp if necessary.
+     *
+     * @param string $str Pattern: string or regexp
+     *
+     * @return string regexp corresponding to a given string or regexp
+     */
+    protected function toRegex($str)
+    {
+        return $this->isRegex($str) ? $str : '/'.preg_quote($str, '/').'/';
+    }
+}

vendor/symfony/finder/Iterator/FilenameFilterIterator.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+use Symfony\Component\Finder\Glob;
+
+/**
+ * FilenameFilterIterator filters files by patterns (a regexp, a glob, or a string).
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class FilenameFilterIterator extends MultiplePcreFilterIterator
+{
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        return $this->isAccepted($this->current()->getFilename());
+    }
+
+    /**
+     * Converts glob to regexp.
+     *
+     * PCRE patterns are left unchanged.
+     * Glob strings are transformed with Glob::toRegex().
+     *
+     * @param string $str Pattern: glob or regexp
+     *
+     * @return string regexp corresponding to a given glob or regexp
+     */
+    protected function toRegex($str)
+    {
+        return $this->isRegex($str) ? $str : Glob::toRegex($str);
+    }
+}

vendor/symfony/finder/Iterator/MultiplePcreFilterIterator.php

@@ -0,0 +1,112 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * MultiplePcreFilterIterator filters files using patterns (regexps, globs or strings).
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class MultiplePcreFilterIterator extends \FilterIterator
+{
+    protected $matchRegexps = [];
+    protected $noMatchRegexps = [];
+
+    /**
+     * @param \Iterator $iterator        The Iterator to filter
+     * @param array     $matchPatterns   An array of patterns that need to match
+     * @param array     $noMatchPatterns An array of patterns that need to not match
+     */
+    public function __construct(\Iterator $iterator, array $matchPatterns, array $noMatchPatterns)
+    {
+        foreach ($matchPatterns as $pattern) {
+            $this->matchRegexps[] = $this->toRegex($pattern);
+        }
+
+        foreach ($noMatchPatterns as $pattern) {
+            $this->noMatchRegexps[] = $this->toRegex($pattern);
+        }
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Checks whether the string is accepted by the regex filters.
+     *
+     * If there is no regexps defined in the class, this method will accept the string.
+     * Such case can be handled by child classes before calling the method if they want to
+     * apply a different behavior.
+     *
+     * @param string $string The string to be matched against filters
+     *
+     * @return bool
+     */
+    protected function isAccepted($string)
+    {
+        // should at least not match one rule to exclude
+        foreach ($this->noMatchRegexps as $regex) {
+            if (preg_match($regex, $string)) {
+                return false;
+            }
+        }
+
+        // should at least match one rule
+        if ($this->matchRegexps) {
+            foreach ($this->matchRegexps as $regex) {
+                if (preg_match($regex, $string)) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        // If there is no match rules, the file is accepted
+        return true;
+    }
+
+    /**
+     * Checks whether the string is a regex.
+     *
+     * @param string $str
+     *
+     * @return bool Whether the given string is a regex
+     */
+    protected function isRegex($str)
+    {
+        if (preg_match('/^(.{3,}?)[imsxuADU]*$/', $str, $m)) {
+            $start = substr($m[1], 0, 1);
+            $end = substr($m[1], -1);
+
+            if ($start === $end) {
+                return !preg_match('/[*?[:alnum:] \\\\]/', $start);
+            }
+
+            foreach ([['{', '}'], ['(', ')'], ['[', ']'], ['<', '>']] as $delimiters) {
+                if ($start === $delimiters[0] && $end === $delimiters[1]) {
+                    return true;
+                }
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * Converts string into regexp.
+     *
+     * @param string $str Pattern
+     *
+     * @return string regexp corresponding to a given string
+     */
+    abstract protected function toRegex($str);
+}

vendor/symfony/finder/Iterator/PathFilterIterator.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * PathFilterIterator filters files by path patterns (e.g. some/special/dir).
+ *
+ * @author Fabien Potencier  <fabien@symfony.com>
+ * @author Włodzimierz Gajda <gajdaw@gajdaw.pl>
+ */
+class PathFilterIterator extends MultiplePcreFilterIterator
+{
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        $filename = $this->current()->getRelativePathname();
+
+        if ('\\' === \DIRECTORY_SEPARATOR) {
+            $filename = str_replace('\\', '/', $filename);
+        }
+
+        return $this->isAccepted($filename);
+    }
+
+    /**
+     * Converts strings to regexp.
+     *
+     * PCRE patterns are left unchanged.
+     *
+     * Default conversion:
+     *     'lorem/ipsum/dolor' ==>  'lorem\/ipsum\/dolor/'
+     *
+     * Use only / as directory separator (on Windows also).
+     *
+     * @param string $str Pattern: regexp or dirname
+     *
+     * @return string regexp corresponding to a given string or regexp
+     */
+    protected function toRegex($str)
+    {
+        return $this->isRegex($str) ? $str : '/'.preg_quote($str, '/').'/';
+    }
+}

vendor/symfony/finder/Iterator/RecursiveDirectoryIterator.php

@@ -0,0 +1,144 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+use Symfony\Component\Finder\Exception\AccessDeniedException;
+use Symfony\Component\Finder\SplFileInfo;
+
+/**
+ * Extends the \RecursiveDirectoryIterator to support relative paths.
+ *
+ * @author Victor Berchet <victor@suumit.com>
+ */
+class RecursiveDirectoryIterator extends \RecursiveDirectoryIterator
+{
+    /**
+     * @var bool
+     */
+    private $ignoreUnreadableDirs;
+
+    /**
+     * @var bool
+     */
+    private $rewindable;
+
+    // these 3 properties take part of the performance optimization to avoid redoing the same work in all iterations
+    private $rootPath;
+    private $subPath;
+    private $directorySeparator = '/';
+
+    /**
+     * @throws \RuntimeException
+     */
+    public function __construct(string $path, int $flags, bool $ignoreUnreadableDirs = false)
+    {
+        if ($flags & (self::CURRENT_AS_PATHNAME | self::CURRENT_AS_SELF)) {
+            throw new \RuntimeException('This iterator only support returning current as fileinfo.');
+        }
+
+        parent::__construct($path, $flags);
+        $this->ignoreUnreadableDirs = $ignoreUnreadableDirs;
+        $this->rootPath = $path;
+        if ('/' !== \DIRECTORY_SEPARATOR && !($flags & self::UNIX_PATHS)) {
+            $this->directorySeparator = \DIRECTORY_SEPARATOR;
+        }
+    }
+
+    /**
+     * Return an instance of SplFileInfo with support for relative paths.
+     *
+     * @return SplFileInfo File information
+     */
+    public function current()
+    {
+        // the logic here avoids redoing the same work in all iterations
+
+        if (null === $subPathname = $this->subPath) {
+            $subPathname = $this->subPath = (string) $this->getSubPath();
+        }
+        if ('' !== $subPathname) {
+            $subPathname .= $this->directorySeparator;
+        }
+        $subPathname .= $this->getFilename();
+
+        if ('/' !== $basePath = $this->rootPath) {
+            $basePath .= $this->directorySeparator;
+        }
+
+        return new SplFileInfo($basePath.$subPathname, $this->subPath, $subPathname);
+    }
+
+    /**
+     * @return \RecursiveIterator
+     *
+     * @throws AccessDeniedException
+     */
+    public function getChildren()
+    {
+        try {
+            $children = parent::getChildren();
+
+            if ($children instanceof self) {
+                // parent method will call the constructor with default arguments, so unreadable dirs won't be ignored anymore
+                $children->ignoreUnreadableDirs = $this->ignoreUnreadableDirs;
+
+                // performance optimization to avoid redoing the same work in all children
+                $children->rewindable = &$this->rewindable;
+                $children->rootPath = $this->rootPath;
+            }
+
+            return $children;
+        } catch (\UnexpectedValueException $e) {
+            if ($this->ignoreUnreadableDirs) {
+                // If directory is unreadable and finder is set to ignore it, a fake empty content is returned.
+                return new \RecursiveArrayIterator([]);
+            } else {
+                throw new AccessDeniedException($e->getMessage(), $e->getCode(), $e);
+            }
+        }
+    }
+
+    /**
+     * Do nothing for non rewindable stream.
+     */
+    public function rewind()
+    {
+        if (false === $this->isRewindable()) {
+            return;
+        }
+
+        parent::rewind();
+    }
+
+    /**
+     * Checks if the stream is rewindable.
+     *
+     * @return bool true when the stream is rewindable, false otherwise
+     */
+    public function isRewindable()
+    {
+        if (null !== $this->rewindable) {
+            return $this->rewindable;
+        }
+
+        if (false !== $stream = @opendir($this->getPath())) {
+            $infos = stream_get_meta_data($stream);
+            closedir($stream);
+
+            if ($infos['seekable']) {
+                return $this->rewindable = true;
+            }
+        }
+
+        return $this->rewindable = false;
+    }
+}

vendor/symfony/finder/Iterator/SizeRangeFilterIterator.php

@@ -0,0 +1,57 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+use Symfony\Component\Finder\Comparator\NumberComparator;
+
+/**
+ * SizeRangeFilterIterator filters out files that are not in the given size range.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class SizeRangeFilterIterator extends \FilterIterator
+{
+    private $comparators = [];
+
+    /**
+     * @param \Iterator          $iterator    The Iterator to filter
+     * @param NumberComparator[] $comparators An array of NumberComparator instances
+     */
+    public function __construct(\Iterator $iterator, array $comparators)
+    {
+        $this->comparators = $comparators;
+
+        parent::__construct($iterator);
+    }
+
+    /**
+     * Filters the iterator values.
+     *
+     * @return bool true if the value should be kept, false otherwise
+     */
+    public function accept()
+    {
+        $fileinfo = $this->current();
+        if (!$fileinfo->isFile()) {
+            return true;
+        }
+
+        $filesize = $fileinfo->getSize();
+        foreach ($this->comparators as $compare) {
+            if (!$compare->test($filesize)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/symfony/finder/Iterator/SortableIterator.php

@@ -0,0 +1,101 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Iterator;
+
+/**
+ * SortableIterator applies a sort on a given Iterator.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class SortableIterator implements \IteratorAggregate
+{
+    const SORT_BY_NONE = 0;
+    const SORT_BY_NAME = 1;
+    const SORT_BY_TYPE = 2;
+    const SORT_BY_ACCESSED_TIME = 3;
+    const SORT_BY_CHANGED_TIME = 4;
+    const SORT_BY_MODIFIED_TIME = 5;
+    const SORT_BY_NAME_NATURAL = 6;
+
+    private $iterator;
+    private $sort;
+
+    /**
+     * @param \Traversable $iterator The Iterator to filter
+     * @param int|callable $sort     The sort type (SORT_BY_NAME, SORT_BY_TYPE, or a PHP callback)
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function __construct(\Traversable $iterator, $sort, bool $reverseOrder = false)
+    {
+        $this->iterator = $iterator;
+        $order = $reverseOrder ? -1 : 1;
+
+        if (self::SORT_BY_NAME === $sort) {
+            $this->sort = static function ($a, $b) use ($order) {
+                return $order * strcmp($a->getRealPath() ?: $a->getPathname(), $b->getRealPath() ?: $b->getPathname());
+            };
+        } elseif (self::SORT_BY_NAME_NATURAL === $sort) {
+            $this->sort = static function ($a, $b) use ($order) {
+                return $order * strnatcmp($a->getRealPath() ?: $a->getPathname(), $b->getRealPath() ?: $b->getPathname());
+            };
+        } elseif (self::SORT_BY_TYPE === $sort) {
+            $this->sort = static function ($a, $b) use ($order) {
+                if ($a->isDir() && $b->isFile()) {
+                    return -$order;
+                } elseif ($a->isFile() && $b->isDir()) {
+                    return $order;
+                }
+
+                return $order * strcmp($a->getRealPath() ?: $a->getPathname(), $b->getRealPath() ?: $b->getPathname());
+            };
+        } elseif (self::SORT_BY_ACCESSED_TIME === $sort) {
+            $this->sort = static function ($a, $b) use ($order) {
+                return $order * ($a->getATime() - $b->getATime());
+            };
+        } elseif (self::SORT_BY_CHANGED_TIME === $sort) {
+            $this->sort = static function ($a, $b) use ($order) {
+                return $order * ($a->getCTime() - $b->getCTime());
+            };
+        } elseif (self::SORT_BY_MODIFIED_TIME === $sort) {
+            $this->sort = static function ($a, $b) use ($order) {
+                return $order * ($a->getMTime() - $b->getMTime());
+            };
+        } elseif (self::SORT_BY_NONE === $sort) {
+            $this->sort = $order;
+        } elseif (\is_callable($sort)) {
+            $this->sort = $reverseOrder ? static function ($a, $b) use ($sort) { return -$sort($a, $b); } : $sort;
+        } else {
+            throw new \InvalidArgumentException('The SortableIterator takes a PHP callable or a valid built-in sort algorithm as an argument.');
+        }
+    }
+
+    /**
+     * @return \Traversable
+     */
+    public function getIterator()
+    {
+        if (1 === $this->sort) {
+            return $this->iterator;
+        }
+
+        $array = iterator_to_array($this->iterator, true);
+
+        if (-1 === $this->sort) {
+            $array = array_reverse($array);
+        } else {
+            uasort($array, $this->sort);
+        }
+
+        return new \ArrayIterator($array);
+    }
+}

vendor/symfony/finder/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2004-2020 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/symfony/finder/README.md

@@ -0,0 +1,14 @@
+Finder Component
+================
+
+The Finder component finds files and directories via an intuitive fluent
+interface.
+
+Resources
+---------
+
+  * [Documentation](https://symfony.com/doc/current/components/finder.html)
+  * [Contributing](https://symfony.com/doc/current/contributing/index.html)
+  * [Report issues](https://github.com/symfony/symfony/issues) and
+    [send Pull Requests](https://github.com/symfony/symfony/pulls)
+    in the [main Symfony repository](https://github.com/symfony/symfony)

vendor/symfony/finder/SplFileInfo.php

@@ -0,0 +1,85 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder;
+
+/**
+ * Extends \SplFileInfo to support relative paths.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class SplFileInfo extends \SplFileInfo
+{
+    private $relativePath;
+    private $relativePathname;
+
+    /**
+     * @param string $file             The file name
+     * @param string $relativePath     The relative path
+     * @param string $relativePathname The relative path name
+     */
+    public function __construct(string $file, string $relativePath, string $relativePathname)
+    {
+        parent::__construct($file);
+        $this->relativePath = $relativePath;
+        $this->relativePathname = $relativePathname;
+    }
+
+    /**
+     * Returns the relative path.
+     *
+     * This path does not contain the file name.
+     *
+     * @return string the relative path
+     */
+    public function getRelativePath()
+    {
+        return $this->relativePath;
+    }
+
+    /**
+     * Returns the relative path name.
+     *
+     * This path contains the file name.
+     *
+     * @return string the relative path name
+     */
+    public function getRelativePathname()
+    {
+        return $this->relativePathname;
+    }
+
+    public function getFilenameWithoutExtension(): string
+    {
+        $filename = $this->getFilename();
+
+        return pathinfo($filename, \PATHINFO_FILENAME);
+    }
+
+    /**
+     * Returns the contents of the file.
+     *
+     * @return string the contents of the file
+     *
+     * @throws \RuntimeException
+     */
+    public function getContents()
+    {
+        set_error_handler(function ($type, $msg) use (&$error) { $error = $msg; });
+        $content = file_get_contents($this->getPathname());
+        restore_error_handler();
+        if (false === $content) {
+            throw new \RuntimeException($error);
+        }
+
+        return $content;
+    }
+}

vendor/symfony/finder/composer.json

@@ -0,0 +1,28 @@
+{
+    "name": "symfony/finder",
+    "type": "library",
+    "description": "Symfony Finder Component",
+    "keywords": [],
+    "homepage": "https://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Fabien Potencier",
+            "email": "fabien@symfony.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "https://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=7.1.3"
+    },
+    "autoload": {
+        "psr-4": { "Symfony\\Component\\Finder\\": "" },
+        "exclude-from-classmap": [
+            "/Tests/"
+        ]
+    },
+    "minimum-stability": "dev"
+}

vendor/symfony/polyfill-mbstring/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2015-2019 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/symfony/polyfill-mbstring/Mbstring.php

@@ -0,0 +1,846 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Polyfill\Mbstring;
+
+/**
+ * Partial mbstring implementation in PHP, iconv based, UTF-8 centric.
+ *
+ * Implemented:
+ * - mb_chr                  - Returns a specific character from its Unicode code point
+ * - mb_convert_encoding     - Convert character encoding
+ * - mb_convert_variables    - Convert character code in variable(s)
+ * - mb_decode_mimeheader    - Decode string in MIME header field
+ * - mb_encode_mimeheader    - Encode string for MIME header XXX NATIVE IMPLEMENTATION IS REALLY BUGGED
+ * - mb_decode_numericentity - Decode HTML numeric string reference to character
+ * - mb_encode_numericentity - Encode character to HTML numeric string reference
+ * - mb_convert_case         - Perform case folding on a string
+ * - mb_detect_encoding      - Detect character encoding
+ * - mb_get_info             - Get internal settings of mbstring
+ * - mb_http_input           - Detect HTTP input character encoding
+ * - mb_http_output          - Set/Get HTTP output character encoding
+ * - mb_internal_encoding    - Set/Get internal character encoding
+ * - mb_list_encodings       - Returns an array of all supported encodings
+ * - mb_ord                  - Returns the Unicode code point of a character
+ * - mb_output_handler       - Callback function converts character encoding in output buffer
+ * - mb_scrub                - Replaces ill-formed byte sequences with substitute characters
+ * - mb_strlen               - Get string length
+ * - mb_strpos               - Find position of first occurrence of string in a string
+ * - mb_strrpos              - Find position of last occurrence of a string in a string
+ * - mb_str_split            - Convert a string to an array
+ * - mb_strtolower           - Make a string lowercase
+ * - mb_strtoupper           - Make a string uppercase
+ * - mb_substitute_character - Set/Get substitution character
+ * - mb_substr               - Get part of string
+ * - mb_stripos              - Finds position of first occurrence of a string within another, case insensitive
+ * - mb_stristr              - Finds first occurrence of a string within another, case insensitive
+ * - mb_strrchr              - Finds the last occurrence of a character in a string within another
+ * - mb_strrichr             - Finds the last occurrence of a character in a string within another, case insensitive
+ * - mb_strripos             - Finds position of last occurrence of a string within another, case insensitive
+ * - mb_strstr               - Finds first occurrence of a string within another
+ * - mb_strwidth             - Return width of string
+ * - mb_substr_count         - Count the number of substring occurrences
+ *
+ * Not implemented:
+ * - mb_convert_kana         - Convert "kana" one from another ("zen-kaku", "han-kaku" and more)
+ * - mb_ereg_*               - Regular expression with multibyte support
+ * - mb_parse_str            - Parse GET/POST/COOKIE data and set global variable
+ * - mb_preferred_mime_name  - Get MIME charset string
+ * - mb_regex_encoding       - Returns current encoding for multibyte regex as string
+ * - mb_regex_set_options    - Set/Get the default options for mbregex functions
+ * - mb_send_mail            - Send encoded mail
+ * - mb_split                - Split multibyte string using regular expression
+ * - mb_strcut               - Get part of string
+ * - mb_strimwidth           - Get truncated string with specified width
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @internal
+ */
+final class Mbstring
+{
+    const MB_CASE_FOLD = PHP_INT_MAX;
+
+    private static $encodingList = array('ASCII', 'UTF-8');
+    private static $language = 'neutral';
+    private static $internalEncoding = 'UTF-8';
+    private static $caseFold = array(
+        array('µ', 'ſ', "\xCD\x85", 'ς', "\xCF\x90", "\xCF\x91", "\xCF\x95", "\xCF\x96", "\xCF\xB0", "\xCF\xB1", "\xCF\xB5", "\xE1\xBA\x9B", "\xE1\xBE\xBE"),
+        array('μ', 's', 'ι',        'σ', 'β',        'θ',        'φ',        'π',        'κ',        'ρ',        'ε',        "\xE1\xB9\xA1", 'ι'),
+    );
+
+    public static function mb_convert_encoding($s, $toEncoding, $fromEncoding = null)
+    {
+        if (\is_array($fromEncoding) || false !== strpos($fromEncoding, ',')) {
+            $fromEncoding = self::mb_detect_encoding($s, $fromEncoding);
+        } else {
+            $fromEncoding = self::getEncoding($fromEncoding);
+        }
+
+        $toEncoding = self::getEncoding($toEncoding);
+
+        if ('BASE64' === $fromEncoding) {
+            $s = base64_decode($s);
+            $fromEncoding = $toEncoding;
+        }
+
+        if ('BASE64' === $toEncoding) {
+            return base64_encode($s);
+        }
+
+        if ('HTML-ENTITIES' === $toEncoding || 'HTML' === $toEncoding) {
+            if ('HTML-ENTITIES' === $fromEncoding || 'HTML' === $fromEncoding) {
+                $fromEncoding = 'Windows-1252';
+            }
+            if ('UTF-8' !== $fromEncoding) {
+                $s = iconv($fromEncoding, 'UTF-8//IGNORE', $s);
+            }
+
+            return preg_replace_callback('/[\x80-\xFF]+/', array(__CLASS__, 'html_encoding_callback'), $s);
+        }
+
+        if ('HTML-ENTITIES' === $fromEncoding) {
+            $s = html_entity_decode($s, ENT_COMPAT, 'UTF-8');
+            $fromEncoding = 'UTF-8';
+        }
+
+        return iconv($fromEncoding, $toEncoding.'//IGNORE', $s);
+    }
+
+    public static function mb_convert_variables($toEncoding, $fromEncoding, &...$vars)
+    {
+        $ok = true;
+        array_walk_recursive($vars, function (&$v) use (&$ok, $toEncoding, $fromEncoding) {
+            if (false === $v = Mbstring::mb_convert_encoding($v, $toEncoding, $fromEncoding)) {
+                $ok = false;
+            }
+        });
+
+        return $ok ? $fromEncoding : false;
+    }
+
+    public static function mb_decode_mimeheader($s)
+    {
+        return iconv_mime_decode($s, 2, self::$internalEncoding);
+    }
+
+    public static function mb_encode_mimeheader($s, $charset = null, $transferEncoding = null, $linefeed = null, $indent = null)
+    {
+        trigger_error('mb_encode_mimeheader() is bugged. Please use iconv_mime_encode() instead', E_USER_WARNING);
+    }
+
+    public static function mb_decode_numericentity($s, $convmap, $encoding = null)
+    {
+        if (null !== $s && !\is_scalar($s) && !(\is_object($s) && \method_exists($s, '__toString'))) {
+            trigger_error('mb_decode_numericentity() expects parameter 1 to be string, '.\gettype($s).' given', E_USER_WARNING);
+
+            return null;
+        }
+
+        if (!\is_array($convmap) || !$convmap) {
+            return false;
+        }
+
+        if (null !== $encoding && !\is_scalar($encoding)) {
+            trigger_error('mb_decode_numericentity() expects parameter 3 to be string, '.\gettype($s).' given', E_USER_WARNING);
+
+            return '';  // Instead of null (cf. mb_encode_numericentity).
+        }
+
+        $s = (string) $s;
+        if ('' === $s) {
+            return '';
+        }
+
+        $encoding = self::getEncoding($encoding);
+
+        if ('UTF-8' === $encoding) {
+            $encoding = null;
+            if (!preg_match('//u', $s)) {
+                $s = @iconv('UTF-8', 'UTF-8//IGNORE', $s);
+            }
+        } else {
+            $s = iconv($encoding, 'UTF-8//IGNORE', $s);
+        }
+
+        $cnt = floor(\count($convmap) / 4) * 4;
+
+        for ($i = 0; $i < $cnt; $i += 4) {
+            // collector_decode_htmlnumericentity ignores $convmap[$i + 3]
+            $convmap[$i] += $convmap[$i + 2];
+            $convmap[$i + 1] += $convmap[$i + 2];
+        }
+
+        $s = preg_replace_callback('/&#(?:0*([0-9]+)|x0*([0-9a-fA-F]+))(?!&);?/', function (array $m) use ($cnt, $convmap) {
+            $c = isset($m[2]) ? (int) hexdec($m[2]) : $m[1];
+            for ($i = 0; $i < $cnt; $i += 4) {
+                if ($c >= $convmap[$i] && $c <= $convmap[$i + 1]) {
+                    return Mbstring::mb_chr($c - $convmap[$i + 2]);
+                }
+            }
+
+            return $m[0];
+        }, $s);
+
+        if (null === $encoding) {
+            return $s;
+        }
+
+        return iconv('UTF-8', $encoding.'//IGNORE', $s);
+    }
+
+    public static function mb_encode_numericentity($s, $convmap, $encoding = null, $is_hex = false)
+    {
+        if (null !== $s && !\is_scalar($s) && !(\is_object($s) && \method_exists($s, '__toString'))) {
+            trigger_error('mb_encode_numericentity() expects parameter 1 to be string, '.\gettype($s).' given', E_USER_WARNING);
+
+            return null;
+        }
+
+        if (!\is_array($convmap) || !$convmap) {
+            return false;
+        }
+
+        if (null !== $encoding && !\is_scalar($encoding)) {
+            trigger_error('mb_encode_numericentity() expects parameter 3 to be string, '.\gettype($s).' given', E_USER_WARNING);
+
+            return null;  // Instead of '' (cf. mb_decode_numericentity).
+        }
+
+        if (null !== $is_hex && !\is_scalar($is_hex)) {
+            trigger_error('mb_encode_numericentity() expects parameter 4 to be boolean, '.\gettype($s).' given', E_USER_WARNING);
+
+            return null;
+        }
+
+        $s = (string) $s;
+        if ('' === $s) {
+            return '';
+        }
+
+        $encoding = self::getEncoding($encoding);
+
+        if ('UTF-8' === $encoding) {
+            $encoding = null;
+            if (!preg_match('//u', $s)) {
+                $s = @iconv('UTF-8', 'UTF-8//IGNORE', $s);
+            }
+        } else {
+            $s = iconv($encoding, 'UTF-8//IGNORE', $s);
+        }
+
+        static $ulenMask = array("\xC0" => 2, "\xD0" => 2, "\xE0" => 3, "\xF0" => 4);
+
+        $cnt = floor(\count($convmap) / 4) * 4;
+        $i = 0;
+        $len = \strlen($s);
+        $result = '';
+
+        while ($i < $len) {
+            $ulen = $s[$i] < "\x80" ? 1 : $ulenMask[$s[$i] & "\xF0"];
+            $uchr = substr($s, $i, $ulen);
+            $i += $ulen;
+            $c = self::mb_ord($uchr);
+
+            for ($j = 0; $j < $cnt; $j += 4) {
+                if ($c >= $convmap[$j] && $c <= $convmap[$j + 1]) {
+                    $cOffset = ($c + $convmap[$j + 2]) & $convmap[$j + 3];
+                    $result .= $is_hex ? sprintf('&#x%X;', $cOffset) : '&#'.$cOffset.';';
+                    continue 2;
+                }
+            }
+            $result .= $uchr;
+        }
+
+        if (null === $encoding) {
+            return $result;
+        }
+
+        return iconv('UTF-8', $encoding.'//IGNORE', $result);
+    }
+
+    public static function mb_convert_case($s, $mode, $encoding = null)
+    {
+        $s = (string) $s;
+        if ('' === $s) {
+            return '';
+        }
+
+        $encoding = self::getEncoding($encoding);
+
+        if ('UTF-8' === $encoding) {
+            $encoding = null;
+            if (!preg_match('//u', $s)) {
+                $s = @iconv('UTF-8', 'UTF-8//IGNORE', $s);
+            }
+        } else {
+            $s = iconv($encoding, 'UTF-8//IGNORE', $s);
+        }
+
+        if (MB_CASE_TITLE == $mode) {
+            static $titleRegexp = null;
+            if (null === $titleRegexp) {
+                $titleRegexp = self::getData('titleCaseRegexp');
+            }
+            $s = preg_replace_callback($titleRegexp, array(__CLASS__, 'title_case'), $s);
+        } else {
+            if (MB_CASE_UPPER == $mode) {
+                static $upper = null;
+                if (null === $upper) {
+                    $upper = self::getData('upperCase');
+                }
+                $map = $upper;
+            } else {
+                if (self::MB_CASE_FOLD === $mode) {
+                    $s = str_replace(self::$caseFold[0], self::$caseFold[1], $s);
+                }
+
+                static $lower = null;
+                if (null === $lower) {
+                    $lower = self::getData('lowerCase');
+                }
+                $map = $lower;
+            }
+
+            static $ulenMask = array("\xC0" => 2, "\xD0" => 2, "\xE0" => 3, "\xF0" => 4);
+
+            $i = 0;
+            $len = \strlen($s);
+
+            while ($i < $len) {
+                $ulen = $s[$i] < "\x80" ? 1 : $ulenMask[$s[$i] & "\xF0"];
+                $uchr = substr($s, $i, $ulen);
+                $i += $ulen;
+
+                if (isset($map[$uchr])) {
+                    $uchr = $map[$uchr];
+                    $nlen = \strlen($uchr);
+
+                    if ($nlen == $ulen) {
+                        $nlen = $i;
+                        do {
+                            $s[--$nlen] = $uchr[--$ulen];
+                        } while ($ulen);
+                    } else {
+                        $s = substr_replace($s, $uchr, $i - $ulen, $ulen);
+                        $len += $nlen - $ulen;
+                        $i += $nlen - $ulen;
+                    }
+                }
+            }
+        }
+
+        if (null === $encoding) {
+            return $s;
+        }
+
+        return iconv('UTF-8', $encoding.'//IGNORE', $s);
+    }
+
+    public static function mb_internal_encoding($encoding = null)
+    {
+        if (null === $encoding) {
+            return self::$internalEncoding;
+        }
+
+        $encoding = self::getEncoding($encoding);
+
+        if ('UTF-8' === $encoding || false !== @iconv($encoding, $encoding, ' ')) {
+            self::$internalEncoding = $encoding;
+
+            return true;
+        }
+
+        return false;
+    }
+
+    public static function mb_language($lang = null)
+    {
+        if (null === $lang) {
+            return self::$language;
+        }
+
+        switch ($lang = strtolower($lang)) {
+            case 'uni':
+            case 'neutral':
+                self::$language = $lang;
+
+                return true;
+        }
+
+        return false;
+    }
+
+    public static function mb_list_encodings()
+    {
+        return array('UTF-8');
+    }
+
+    public static function mb_encoding_aliases($encoding)
+    {
+        switch (strtoupper($encoding)) {
+            case 'UTF8':
+            case 'UTF-8':
+                return array('utf8');
+        }
+
+        return false;
+    }
+
+    public static function mb_check_encoding($var = null, $encoding = null)
+    {
+        if (null === $encoding) {
+            if (null === $var) {
+                return false;
+            }
+            $encoding = self::$internalEncoding;
+        }
+
+        return self::mb_detect_encoding($var, array($encoding)) || false !== @iconv($encoding, $encoding, $var);
+    }
+
+    public static function mb_detect_encoding($str, $encodingList = null, $strict = false)
+    {
+        if (null === $encodingList) {
+            $encodingList = self::$encodingList;
+        } else {
+            if (!\is_array($encodingList)) {
+                $encodingList = array_map('trim', explode(',', $encodingList));
+            }
+            $encodingList = array_map('strtoupper', $encodingList);
+        }
+
+        foreach ($encodingList as $enc) {
+            switch ($enc) {
+                case 'ASCII':
+                    if (!preg_match('/[\x80-\xFF]/', $str)) {
+                        return $enc;
+                    }
+                    break;
+
+                case 'UTF8':
+                case 'UTF-8':
+                    if (preg_match('//u', $str)) {
+                        return 'UTF-8';
+                    }
+                    break;
+
+                default:
+                    if (0 === strncmp($enc, 'ISO-8859-', 9)) {
+                        return $enc;
+                    }
+            }
+        }
+
+        return false;
+    }
+
+    public static function mb_detect_order($encodingList = null)
+    {
+        if (null === $encodingList) {
+            return self::$encodingList;
+        }
+
+        if (!\is_array($encodingList)) {
+            $encodingList = array_map('trim', explode(',', $encodingList));
+        }
+        $encodingList = array_map('strtoupper', $encodingList);
+
+        foreach ($encodingList as $enc) {
+            switch ($enc) {
+                default:
+                    if (strncmp($enc, 'ISO-8859-', 9)) {
+                        return false;
+                    }
+                    // no break
+                case 'ASCII':
+                case 'UTF8':
+                case 'UTF-8':
+            }
+        }
+
+        self::$encodingList = $encodingList;
+
+        return true;
+    }
+
+    public static function mb_strlen($s, $encoding = null)
+    {
+        $encoding = self::getEncoding($encoding);
+        if ('CP850' === $encoding || 'ASCII' === $encoding) {
+            return \strlen($s);
+        }
+
+        return @iconv_strlen($s, $encoding);
+    }
+
+    public static function mb_strpos($haystack, $needle, $offset = 0, $encoding = null)
+    {
+        $encoding = self::getEncoding($encoding);
+        if ('CP850' === $encoding || 'ASCII' === $encoding) {
+            return strpos($haystack, $needle, $offset);
+        }
+
+        $needle = (string) $needle;
+        if ('' === $needle) {
+            trigger_error(__METHOD__.': Empty delimiter', E_USER_WARNING);
+
+            return false;
+        }
+
+        return iconv_strpos($haystack, $needle, $offset, $encoding);
+    }
+
+    public static function mb_strrpos($haystack, $needle, $offset = 0, $encoding = null)
+    {
+        $encoding = self::getEncoding($encoding);
+        if ('CP850' === $encoding || 'ASCII' === $encoding) {
+            return strrpos($haystack, $needle, $offset);
+        }
+
+        if ($offset != (int) $offset) {
+            $offset = 0;
+        } elseif ($offset = (int) $offset) {
+            if ($offset < 0) {
+                if (0 > $offset += self::mb_strlen($needle)) {
+                    $haystack = self::mb_substr($haystack, 0, $offset, $encoding);
+                }
+                $offset = 0;
+            } else {
+                $haystack = self::mb_substr($haystack, $offset, 2147483647, $encoding);
+            }
+        }
+
+        $pos = iconv_strrpos($haystack, $needle, $encoding);
+
+        return false !== $pos ? $offset + $pos : false;
+    }
+
+    public static function mb_str_split($string, $split_length = 1, $encoding = null)
+    {
+        if (null !== $string && !\is_scalar($string) && !(\is_object($string) && \method_exists($string, '__toString'))) {
+            trigger_error('mb_str_split() expects parameter 1 to be string, '.\gettype($string).' given', E_USER_WARNING);
+
+            return null;
+        }
+
+        if (1 > $split_length = (int) $split_length) {
+            trigger_error('The length of each segment must be greater than zero', E_USER_WARNING);
+
+            return false;
+        }
+
+        if (null === $encoding) {
+            $encoding = mb_internal_encoding();
+        }
+
+        if ('UTF-8' === $encoding = self::getEncoding($encoding)) {
+            $rx = '/(';
+            while (65535 < $split_length) {
+                $rx .= '.{65535}';
+                $split_length -= 65535;
+            }
+            $rx .= '.{'.$split_length.'})/us';
+
+            return preg_split($rx, $string, null, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
+        }
+
+        $result = array();
+        $length = mb_strlen($string, $encoding);
+
+        for ($i = 0; $i < $length; $i += $split_length) {
+            $result[] = mb_substr($string, $i, $split_length, $encoding);
+        }
+
+        return $result;
+    }
+
+    public static function mb_strtolower($s, $encoding = null)
+    {
+        return self::mb_convert_case($s, MB_CASE_LOWER, $encoding);
+    }
+
+    public static function mb_strtoupper($s, $encoding = null)
+    {
+        return self::mb_convert_case($s, MB_CASE_UPPER, $encoding);
+    }
+
+    public static function mb_substitute_character($c = null)
+    {
+        if (0 === strcasecmp($c, 'none')) {
+            return true;
+        }
+
+        return null !== $c ? false : 'none';
+    }
+
+    public static function mb_substr($s, $start, $length = null, $encoding = null)
+    {
+        $encoding = self::getEncoding($encoding);
+        if ('CP850' === $encoding || 'ASCII' === $encoding) {
+            return (string) substr($s, $start, null === $length ? 2147483647 : $length);
+        }
+
+        if ($start < 0) {
+            $start = iconv_strlen($s, $encoding) + $start;
+            if ($start < 0) {
+                $start = 0;
+            }
+        }
+
+        if (null === $length) {
+            $length = 2147483647;
+        } elseif ($length < 0) {
+            $length = iconv_strlen($s, $encoding) + $length - $start;
+            if ($length < 0) {
+                return '';
+            }
+        }
+
+        return (string) iconv_substr($s, $start, $length, $encoding);
+    }
+
+    public static function mb_stripos($haystack, $needle, $offset = 0, $encoding = null)
+    {
+        $haystack = self::mb_convert_case($haystack, self::MB_CASE_FOLD, $encoding);
+        $needle = self::mb_convert_case($needle, self::MB_CASE_FOLD, $encoding);
+
+        return self::mb_strpos($haystack, $needle, $offset, $encoding);
+    }
+
+    public static function mb_stristr($haystack, $needle, $part = false, $encoding = null)
+    {
+        $pos = self::mb_stripos($haystack, $needle, 0, $encoding);
+
+        return self::getSubpart($pos, $part, $haystack, $encoding);
+    }
+
+    public static function mb_strrchr($haystack, $needle, $part = false, $encoding = null)
+    {
+        $encoding = self::getEncoding($encoding);
+        if ('CP850' === $encoding || 'ASCII' === $encoding) {
+            $pos = strrpos($haystack, $needle);
+        } else {
+            $needle = self::mb_substr($needle, 0, 1, $encoding);
+            $pos = iconv_strrpos($haystack, $needle, $encoding);
+        }
+
+        return self::getSubpart($pos, $part, $haystack, $encoding);
+    }
+
+    public static function mb_strrichr($haystack, $needle, $part = false, $encoding = null)
+    {
+        $needle = self::mb_substr($needle, 0, 1, $encoding);
+        $pos = self::mb_strripos($haystack, $needle, $encoding);
+
+        return self::getSubpart($pos, $part, $haystack, $encoding);
+    }
+
+    public static function mb_strripos($haystack, $needle, $offset = 0, $encoding = null)
+    {
+        $haystack = self::mb_convert_case($haystack, self::MB_CASE_FOLD, $encoding);
+        $needle = self::mb_convert_case($needle, self::MB_CASE_FOLD, $encoding);
+
+        return self::mb_strrpos($haystack, $needle, $offset, $encoding);
+    }
+
+    public static function mb_strstr($haystack, $needle, $part = false, $encoding = null)
+    {
+        $pos = strpos($haystack, $needle);
+        if (false === $pos) {
+            return false;
+        }
+        if ($part) {
+            return substr($haystack, 0, $pos);
+        }
+
+        return substr($haystack, $pos);
+    }
+
+    public static function mb_get_info($type = 'all')
+    {
+        $info = array(
+            'internal_encoding' => self::$internalEncoding,
+            'http_output' => 'pass',
+            'http_output_conv_mimetypes' => '^(text/|application/xhtml\+xml)',
+            'func_overload' => 0,
+            'func_overload_list' => 'no overload',
+            'mail_charset' => 'UTF-8',
+            'mail_header_encoding' => 'BASE64',
+            'mail_body_encoding' => 'BASE64',
+            'illegal_chars' => 0,
+            'encoding_translation' => 'Off',
+            'language' => self::$language,
+            'detect_order' => self::$encodingList,
+            'substitute_character' => 'none',
+            'strict_detection' => 'Off',
+        );
+
+        if ('all' === $type) {
+            return $info;
+        }
+        if (isset($info[$type])) {
+            return $info[$type];
+        }
+
+        return false;
+    }
+
+    public static function mb_http_input($type = '')
+    {
+        return false;
+    }
+
+    public static function mb_http_output($encoding = null)
+    {
+        return null !== $encoding ? 'pass' === $encoding : 'pass';
+    }
+
+    public static function mb_strwidth($s, $encoding = null)
+    {
+        $encoding = self::getEncoding($encoding);
+
+        if ('UTF-8' !== $encoding) {
+            $s = iconv($encoding, 'UTF-8//IGNORE', $s);
+        }
+
+        $s = preg_replace('/[\x{1100}-\x{115F}\x{2329}\x{232A}\x{2E80}-\x{303E}\x{3040}-\x{A4CF}\x{AC00}-\x{D7A3}\x{F900}-\x{FAFF}\x{FE10}-\x{FE19}\x{FE30}-\x{FE6F}\x{FF00}-\x{FF60}\x{FFE0}-\x{FFE6}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}]/u', '', $s, -1, $wide);
+
+        return ($wide << 1) + iconv_strlen($s, 'UTF-8');
+    }
+
+    public static function mb_substr_count($haystack, $needle, $encoding = null)
+    {
+        return substr_count($haystack, $needle);
+    }
+
+    public static function mb_output_handler($contents, $status)
+    {
+        return $contents;
+    }
+
+    public static function mb_chr($code, $encoding = null)
+    {
+        if (0x80 > $code %= 0x200000) {
+            $s = \chr($code);
+        } elseif (0x800 > $code) {
+            $s = \chr(0xC0 | $code >> 6).\chr(0x80 | $code & 0x3F);
+        } elseif (0x10000 > $code) {
+            $s = \chr(0xE0 | $code >> 12).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
+        } else {
+            $s = \chr(0xF0 | $code >> 18).\chr(0x80 | $code >> 12 & 0x3F).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
+        }
+
+        if ('UTF-8' !== $encoding = self::getEncoding($encoding)) {
+            $s = mb_convert_encoding($s, $encoding, 'UTF-8');
+        }
+
+        return $s;
+    }
+
+    public static function mb_ord($s, $encoding = null)
+    {
+        if ('UTF-8' !== $encoding = self::getEncoding($encoding)) {
+            $s = mb_convert_encoding($s, 'UTF-8', $encoding);
+        }
+
+        if (1 === \strlen($s)) {
+            return \ord($s);
+        }
+
+        $code = ($s = unpack('C*', substr($s, 0, 4))) ? $s[1] : 0;
+        if (0xF0 <= $code) {
+            return (($code - 0xF0) << 18) + (($s[2] - 0x80) << 12) + (($s[3] - 0x80) << 6) + $s[4] - 0x80;
+        }
+        if (0xE0 <= $code) {
+            return (($code - 0xE0) << 12) + (($s[2] - 0x80) << 6) + $s[3] - 0x80;
+        }
+        if (0xC0 <= $code) {
+            return (($code - 0xC0) << 6) + $s[2] - 0x80;
+        }
+
+        return $code;
+    }
+
+    private static function getSubpart($pos, $part, $haystack, $encoding)
+    {
+        if (false === $pos) {
+            return false;
+        }
+        if ($part) {
+            return self::mb_substr($haystack, 0, $pos, $encoding);
+        }
+
+        return self::mb_substr($haystack, $pos, null, $encoding);
+    }
+
+    private static function html_encoding_callback(array $m)
+    {
+        $i = 1;
+        $entities = '';
+        $m = unpack('C*', htmlentities($m[0], ENT_COMPAT, 'UTF-8'));
+
+        while (isset($m[$i])) {
+            if (0x80 > $m[$i]) {
+                $entities .= \chr($m[$i++]);
+                continue;
+            }
+            if (0xF0 <= $m[$i]) {
+                $c = (($m[$i++] - 0xF0) << 18) + (($m[$i++] - 0x80) << 12) + (($m[$i++] - 0x80) << 6) + $m[$i++] - 0x80;
+            } elseif (0xE0 <= $m[$i]) {
+                $c = (($m[$i++] - 0xE0) << 12) + (($m[$i++] - 0x80) << 6) + $m[$i++] - 0x80;
+            } else {
+                $c = (($m[$i++] - 0xC0) << 6) + $m[$i++] - 0x80;
+            }
+
+            $entities .= '&#'.$c.';';
+        }
+
+        return $entities;
+    }
+
+    private static function title_case(array $s)
+    {
+        return self::mb_convert_case($s[1], MB_CASE_UPPER, 'UTF-8').self::mb_convert_case($s[2], MB_CASE_LOWER, 'UTF-8');
+    }
+
+    private static function getData($file)
+    {
+        if (file_exists($file = __DIR__.'/Resources/unidata/'.$file.'.php')) {
+            return require $file;
+        }
+
+        return false;
+    }
+
+    private static function getEncoding($encoding)
+    {
+        if (null === $encoding) {
+            return self::$internalEncoding;
+        }
+
+        if ('UTF-8' === $encoding) {
+            return 'UTF-8';
+        }
+
+        $encoding = strtoupper($encoding);
+
+        if ('8BIT' === $encoding || 'BINARY' === $encoding) {
+            return 'CP850';
+        }
+
+        if ('UTF8' === $encoding) {
+            return 'UTF-8';
+        }
+
+        return $encoding;
+    }
+}

vendor/symfony/polyfill-mbstring/README.md

@@ -0,0 +1,13 @@
+Symfony Polyfill / Mbstring
+===========================
+
+This component provides a partial, native PHP implementation for the
+[Mbstring](https://php.net/mbstring) extension.
+
+More information can be found in the
+[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
+
+License
+=======
+
+This library is released under the [MIT license](LICENSE).

vendor/symfony/polyfill-mbstring/bootstrap.php

@@ -0,0 +1,147 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Symfony\Polyfill\Mbstring as p;
+
+if (!function_exists('mb_convert_encoding')) {
+    function mb_convert_encoding($string, $to_encoding, $from_encoding = null) { return p\Mbstring::mb_convert_encoding($string, $to_encoding, $from_encoding); }
+}
+if (!function_exists('mb_decode_mimeheader')) {
+    function mb_decode_mimeheader($string) { return p\Mbstring::mb_decode_mimeheader($string); }
+}
+if (!function_exists('mb_encode_mimeheader')) {
+    function mb_encode_mimeheader($string, $charset = null, $transfer_encoding = null, $newline = null, $indent = null) { return p\Mbstring::mb_encode_mimeheader($string, $charset, $transfer_encoding, $newline, $indent); }
+}
+if (!function_exists('mb_decode_numericentity')) {
+    function mb_decode_numericentity($string, $map, $encoding = null) { return p\Mbstring::mb_decode_numericentity($string, $map, $encoding); }
+}
+if (!function_exists('mb_encode_numericentity')) {
+    function mb_encode_numericentity($string, $map, $encoding = null, $hex = false) { return p\Mbstring::mb_encode_numericentity($string, $map, $encoding, $hex); }
+}
+if (!function_exists('mb_convert_case')) {
+    function mb_convert_case($string, $mode, $encoding = null) { return p\Mbstring::mb_convert_case($string, $mode, $encoding); }
+}
+if (!function_exists('mb_internal_encoding')) {
+    function mb_internal_encoding($encoding = null) { return p\Mbstring::mb_internal_encoding($encoding); }
+}
+if (!function_exists('mb_language')) {
+    function mb_language($language = null) { return p\Mbstring::mb_language($language); }
+}
+if (!function_exists('mb_list_encodings')) {
+    function mb_list_encodings() { return p\Mbstring::mb_list_encodings(); }
+}
+if (!function_exists('mb_encoding_aliases')) {
+    function mb_encoding_aliases($encoding) { return p\Mbstring::mb_encoding_aliases($encoding); }
+}
+if (!function_exists('mb_check_encoding')) {
+    function mb_check_encoding($value = null, $encoding = null) { return p\Mbstring::mb_check_encoding($value, $encoding); }
+}
+if (!function_exists('mb_detect_encoding')) {
+    function mb_detect_encoding($string, $encodings = null, $strict = false) { return p\Mbstring::mb_detect_encoding($string, $encodings, $strict); }
+}
+if (!function_exists('mb_detect_order')) {
+    function mb_detect_order($encoding = null) { return p\Mbstring::mb_detect_order($encoding); }
+}
+if (!function_exists('mb_parse_str')) {
+    function mb_parse_str($string, &$result = array()) { parse_str($string, $result); }
+}
+if (!function_exists('mb_strlen')) {
+    function mb_strlen($string, $encoding = null) { return p\Mbstring::mb_strlen($string, $encoding); }
+}
+if (!function_exists('mb_strpos')) {
+    function mb_strpos($haystack, $needle, $offset = 0, $encoding = null) { return p\Mbstring::mb_strpos($haystack, $needle, $offset, $encoding); }
+}
+if (!function_exists('mb_strtolower')) {
+    function mb_strtolower($string, $encoding = null) { return p\Mbstring::mb_strtolower($string, $encoding); }
+}
+if (!function_exists('mb_strtoupper')) {
+    function mb_strtoupper($string, $encoding = null) { return p\Mbstring::mb_strtoupper($string, $encoding); }
+}
+if (!function_exists('mb_substitute_character')) {
+    function mb_substitute_character($substitute_character = null) { return p\Mbstring::mb_substitute_character($substitute_character); }
+}
+if (!function_exists('mb_substr')) {
+    function mb_substr($string, $start, $length = 2147483647, $encoding = null) { return p\Mbstring::mb_substr($string, $start, $length, $encoding); }
+}
+if (!function_exists('mb_stripos')) {
+    function mb_stripos($haystack, $needle, $offset = 0, $encoding = null) { return p\Mbstring::mb_stripos($haystack, $needle, $offset, $encoding); }
+}
+if (!function_exists('mb_stristr')) {
+    function mb_stristr($haystack, $needle, $before_needle = false, $encoding = null) { return p\Mbstring::mb_stristr($haystack, $needle, $before_needle, $encoding); }
+}
+if (!function_exists('mb_strrchr')) {
+    function mb_strrchr($haystack, $needle, $before_needle = false, $encoding = null) { return p\Mbstring::mb_strrchr($haystack, $needle, $before_needle, $encoding); }
+}
+if (!function_exists('mb_strrichr')) {
+    function mb_strrichr($haystack, $needle, $before_needle = false, $encoding = null) { return p\Mbstring::mb_strrichr($haystack, $needle, $before_needle, $encoding); }
+}
+if (!function_exists('mb_strripos')) {
+    function mb_strripos($haystack, $needle, $offset = 0, $encoding = null) { return p\Mbstring::mb_strripos($haystack, $needle, $offset, $encoding); }
+}
+if (!function_exists('mb_strrpos')) {
+    function mb_strrpos($haystack, $needle, $offset = 0, $encoding = null) { return p\Mbstring::mb_strrpos($haystack, $needle, $offset, $encoding); }
+}
+if (!function_exists('mb_strstr')) {
+    function mb_strstr($haystack, $needle, $before_needle = false, $encoding = null) { return p\Mbstring::mb_strstr($haystack, $needle, $before_needle, $encoding); }
+}
+if (!function_exists('mb_get_info')) {
+    function mb_get_info($type = 'all') { return p\Mbstring::mb_get_info($type); }
+}
+if (!function_exists('mb_http_output')) {
+    function mb_http_output($encoding = null) { return p\Mbstring::mb_http_output($encoding); }
+}
+if (!function_exists('mb_strwidth')) {
+    function mb_strwidth($string, $encoding = null) { return p\Mbstring::mb_strwidth($string, $encoding); }
+}
+if (!function_exists('mb_substr_count')) {
+    function mb_substr_count($haystack, $needle, $encoding = null) { return p\Mbstring::mb_substr_count($haystack, $needle, $encoding); }
+}
+if (!function_exists('mb_output_handler')) {
+    function mb_output_handler($string, $status) { return p\Mbstring::mb_output_handler($string, $status); }
+}
+if (!function_exists('mb_http_input')) {
+    function mb_http_input($type = '') { return p\Mbstring::mb_http_input($type); }
+}
+
+if (!function_exists('mb_convert_variables')) {
+    if (PHP_VERSION_ID >= 80000) {
+        function mb_convert_variables($to_encoding, $from_encoding, &$var, &...$vars) { return p\Mbstring::mb_convert_variables($to_encoding, $from_encoding, $var, ...$vars); }
+    } else {
+        function mb_convert_variables($to_encoding, $from_encoding, &...$vars) { return p\Mbstring::mb_convert_variables($to_encoding, $from_encoding, ...$vars); }
+    }
+}
+
+if (!function_exists('mb_ord')) {
+    function mb_ord($string, $encoding = null) { return p\Mbstring::mb_ord($string, $encoding); }
+}
+if (!function_exists('mb_chr')) {
+    function mb_chr($codepoint, $encoding = null) { return p\Mbstring::mb_chr($codepoint, $encoding); }
+}
+if (!function_exists('mb_scrub')) {
+    function mb_scrub($string, $encoding = null) { $encoding = null === $encoding ? mb_internal_encoding() : $encoding; return mb_convert_encoding($string, $encoding, $encoding); }
+}
+if (!function_exists('mb_str_split')) {
+    function mb_str_split($string, $length = 1, $encoding = null) { return p\Mbstring::mb_str_split($string, $length, $encoding); }
+}
+
+if (extension_loaded('mbstring')) {
+    return;
+}
+
+if (!defined('MB_CASE_UPPER')) {
+    define('MB_CASE_UPPER', 0);
+}
+if (!defined('MB_CASE_LOWER')) {
+    define('MB_CASE_LOWER', 1);
+}
+if (!defined('MB_CASE_TITLE')) {
+    define('MB_CASE_TITLE', 2);
+}

vendor/symfony/polyfill-mbstring/composer.json

@@ -0,0 +1,38 @@
+{
+    "name": "symfony/polyfill-mbstring",
+    "type": "library",
+    "description": "Symfony polyfill for the Mbstring extension",
+    "keywords": ["polyfill", "shim", "compatibility", "portable", "mbstring"],
+    "homepage": "https://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Nicolas Grekas",
+            "email": "p@tchwork.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "https://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=7.1"
+    },
+    "autoload": {
+        "psr-4": { "Symfony\\Polyfill\\Mbstring\\": "" },
+        "files": [ "bootstrap.php" ]
+    },
+    "suggest": {
+        "ext-mbstring": "For best performance"
+    },
+    "minimum-stability": "dev",
+    "extra": {
+        "branch-alias": {
+            "dev-main": "1.20-dev"
+        },
+        "thanks": {
+            "name": "symfony/polyfill",
+            "url": "https://github.com/symfony/polyfill"
+        }
+    }
+}

vendor/symfony/polyfill-php72/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2015-2019 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/symfony/polyfill-php72/Php72.php

@@ -0,0 +1,217 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Polyfill\Php72;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * @internal
+ */
+final class Php72
+{
+    private static $hashMask;
+
+    public static function utf8_encode($s)
+    {
+        $s .= $s;
+        $len = \strlen($s);
+
+        for ($i = $len >> 1, $j = 0; $i < $len; ++$i, ++$j) {
+            switch (true) {
+                case $s[$i] < "\x80": $s[$j] = $s[$i]; break;
+                case $s[$i] < "\xC0": $s[$j] = "\xC2"; $s[++$j] = $s[$i]; break;
+                default: $s[$j] = "\xC3"; $s[++$j] = \chr(\ord($s[$i]) - 64); break;
+            }
+        }
+
+        return substr($s, 0, $j);
+    }
+
+    public static function utf8_decode($s)
+    {
+        $s = (string) $s;
+        $len = \strlen($s);
+
+        for ($i = 0, $j = 0; $i < $len; ++$i, ++$j) {
+            switch ($s[$i] & "\xF0") {
+                case "\xC0":
+                case "\xD0":
+                    $c = (\ord($s[$i] & "\x1F") << 6) | \ord($s[++$i] & "\x3F");
+                    $s[$j] = $c < 256 ? \chr($c) : '?';
+                    break;
+
+                case "\xF0":
+                    ++$i;
+                    // no break
+
+                case "\xE0":
+                    $s[$j] = '?';
+                    $i += 2;
+                    break;
+
+                default:
+                    $s[$j] = $s[$i];
+            }
+        }
+
+        return substr($s, 0, $j);
+    }
+
+    public static function php_os_family()
+    {
+        if ('\\' === \DIRECTORY_SEPARATOR) {
+            return 'Windows';
+        }
+
+        $map = array(
+            'Darwin' => 'Darwin',
+            'DragonFly' => 'BSD',
+            'FreeBSD' => 'BSD',
+            'NetBSD' => 'BSD',
+            'OpenBSD' => 'BSD',
+            'Linux' => 'Linux',
+            'SunOS' => 'Solaris',
+        );
+
+        return isset($map[PHP_OS]) ? $map[PHP_OS] : 'Unknown';
+    }
+
+    public static function spl_object_id($object)
+    {
+        if (null === self::$hashMask) {
+            self::initHashMask();
+        }
+        if (null === $hash = spl_object_hash($object)) {
+            return;
+        }
+
+        // On 32-bit systems, PHP_INT_SIZE is 4,
+        return self::$hashMask ^ hexdec(substr($hash, 16 - (\PHP_INT_SIZE * 2 - 1), (\PHP_INT_SIZE * 2 - 1)));
+    }
+
+    public static function sapi_windows_vt100_support($stream, $enable = null)
+    {
+        if (!\is_resource($stream)) {
+            trigger_error('sapi_windows_vt100_support() expects parameter 1 to be resource, '.\gettype($stream).' given', E_USER_WARNING);
+
+            return false;
+        }
+
+        $meta = stream_get_meta_data($stream);
+
+        if ('STDIO' !== $meta['stream_type']) {
+            trigger_error('sapi_windows_vt100_support() was not able to analyze the specified stream', E_USER_WARNING);
+
+            return false;
+        }
+
+        // We cannot actually disable vt100 support if it is set
+        if (false === $enable || !self::stream_isatty($stream)) {
+            return false;
+        }
+
+        // The native function does not apply to stdin
+        $meta = array_map('strtolower', $meta);
+        $stdin = 'php://stdin' === $meta['uri'] || 'php://fd/0' === $meta['uri'];
+
+        return !$stdin
+            && (false !== getenv('ANSICON')
+            || 'ON' === getenv('ConEmuANSI')
+            || 'xterm' === getenv('TERM')
+            || 'Hyper' === getenv('TERM_PROGRAM'));
+    }
+
+    public static function stream_isatty($stream)
+    {
+        if (!\is_resource($stream)) {
+            trigger_error('stream_isatty() expects parameter 1 to be resource, '.\gettype($stream).' given', E_USER_WARNING);
+
+            return false;
+        }
+
+        if ('\\' === \DIRECTORY_SEPARATOR) {
+            $stat = @fstat($stream);
+            // Check if formatted mode is S_IFCHR
+            return $stat ? 0020000 === ($stat['mode'] & 0170000) : false;
+        }
+
+        return \function_exists('posix_isatty') && @posix_isatty($stream);
+    }
+
+    private static function initHashMask()
+    {
+        $obj = (object) array();
+        self::$hashMask = -1;
+
+        // check if we are nested in an output buffering handler to prevent a fatal error with ob_start() below
+        $obFuncs = array('ob_clean', 'ob_end_clean', 'ob_flush', 'ob_end_flush', 'ob_get_contents', 'ob_get_flush');
+        foreach (debug_backtrace(\PHP_VERSION_ID >= 50400 ? DEBUG_BACKTRACE_IGNORE_ARGS : false) as $frame) {
+            if (isset($frame['function'][0]) && !isset($frame['class']) && 'o' === $frame['function'][0] && \in_array($frame['function'], $obFuncs)) {
+                $frame['line'] = 0;
+                break;
+            }
+        }
+        if (!empty($frame['line'])) {
+            ob_start();
+            debug_zval_dump($obj);
+            self::$hashMask = (int) substr(ob_get_clean(), 17);
+        }
+
+        self::$hashMask ^= hexdec(substr(spl_object_hash($obj), 16 - (\PHP_INT_SIZE * 2 - 1), (\PHP_INT_SIZE * 2 - 1)));
+    }
+
+    public static function mb_chr($code, $encoding = null)
+    {
+        if (0x80 > $code %= 0x200000) {
+            $s = \chr($code);
+        } elseif (0x800 > $code) {
+            $s = \chr(0xC0 | $code >> 6).\chr(0x80 | $code & 0x3F);
+        } elseif (0x10000 > $code) {
+            $s = \chr(0xE0 | $code >> 12).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
+        } else {
+            $s = \chr(0xF0 | $code >> 18).\chr(0x80 | $code >> 12 & 0x3F).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
+        }
+
+        if ('UTF-8' !== $encoding) {
+            $s = mb_convert_encoding($s, $encoding, 'UTF-8');
+        }
+
+        return $s;
+    }
+
+    public static function mb_ord($s, $encoding = null)
+    {
+        if (null === $encoding) {
+            $s = mb_convert_encoding($s, 'UTF-8');
+        } elseif ('UTF-8' !== $encoding) {
+            $s = mb_convert_encoding($s, 'UTF-8', $encoding);
+        }
+
+        if (1 === \strlen($s)) {
+            return \ord($s);
+        }
+
+        $code = ($s = unpack('C*', substr($s, 0, 4))) ? $s[1] : 0;
+        if (0xF0 <= $code) {
+            return (($code - 0xF0) << 18) + (($s[2] - 0x80) << 12) + (($s[3] - 0x80) << 6) + $s[4] - 0x80;
+        }
+        if (0xE0 <= $code) {
+            return (($code - 0xE0) << 12) + (($s[2] - 0x80) << 6) + $s[3] - 0x80;
+        }
+        if (0xC0 <= $code) {
+            return (($code - 0xC0) << 6) + $s[2] - 0x80;
+        }
+
+        return $code;
+    }
+}

vendor/symfony/polyfill-php72/README.md

@@ -0,0 +1,28 @@
+Symfony Polyfill / Php72
+========================
+
+This component provides functions added to PHP 7.2 core:
+
+- [`spl_object_id`](https://php.net/spl_object_id)
+- [`stream_isatty`](https://php.net/stream_isatty)
+
+On Windows only:
+
+- [`sapi_windows_vt100_support`](https://php.net/sapi_windows_vt100_support)
+
+Moved to core since 7.2 (was in the optional XML extension earlier):
+
+- [`utf8_encode`](https://php.net/utf8_encode)
+- [`utf8_decode`](https://php.net/utf8_decode)
+
+Also, it provides constants added to PHP 7.2:
+- [`PHP_FLOAT_*`](https://php.net/reserved.constants#constant.php-float-dig)
+- [`PHP_OS_FAMILY`](https://php.net/reserved.constants#constant.php-os-family)
+
+More information can be found in the
+[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
+
+License
+=======
+
+This library is released under the [MIT license](LICENSE).

vendor/symfony/polyfill-php72/bootstrap.php

@@ -0,0 +1,57 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Symfony\Polyfill\Php72 as p;
+
+if (PHP_VERSION_ID >= 70200) {
+    return;
+}
+
+if (!defined('PHP_FLOAT_DIG')) {
+    define('PHP_FLOAT_DIG', 15);
+}
+if (!defined('PHP_FLOAT_EPSILON')) {
+    define('PHP_FLOAT_EPSILON', 2.2204460492503E-16);
+}
+if (!defined('PHP_FLOAT_MIN')) {
+    define('PHP_FLOAT_MIN', 2.2250738585072E-308);
+}
+if (!defined('PHP_FLOAT_MAX')) {
+    define('PHP_FLOAT_MAX', 1.7976931348623157E+308);
+}
+if (!defined('PHP_OS_FAMILY')) {
+    define('PHP_OS_FAMILY', p\Php72::php_os_family());
+}
+
+if ('\\' === DIRECTORY_SEPARATOR && !function_exists('sapi_windows_vt100_support')) {
+    function sapi_windows_vt100_support($stream, $enable = null) { return p\Php72::sapi_windows_vt100_support($stream, $enable); }
+}
+if (!function_exists('stream_isatty')) {
+    function stream_isatty($stream) { return p\Php72::stream_isatty($stream); }
+}
+if (!function_exists('utf8_encode')) {
+    function utf8_encode($string) { return p\Php72::utf8_encode($string); }
+}
+if (!function_exists('utf8_decode')) {
+    function utf8_decode($string) { return p\Php72::utf8_decode($string); }
+}
+if (!function_exists('spl_object_id')) {
+    function spl_object_id($object) { return p\Php72::spl_object_id($object); }
+}
+if (!function_exists('mb_ord')) {
+    function mb_ord($string, $encoding = null) { return p\Php72::mb_ord($string, $encoding); }
+}
+if (!function_exists('mb_chr')) {
+    function mb_chr($codepoint, $encoding = null) { return p\Php72::mb_chr($codepoint, $encoding); }
+}
+if (!function_exists('mb_scrub')) {
+    function mb_scrub($string, $encoding = null) { $encoding = null === $encoding ? mb_internal_encoding() : $encoding; return mb_convert_encoding($string, $encoding, $encoding); }
+}

vendor/symfony/polyfill-php72/composer.json

@@ -0,0 +1,35 @@
+{
+    "name": "symfony/polyfill-php72",
+    "type": "library",
+    "description": "Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions",
+    "keywords": ["polyfill", "shim", "compatibility", "portable"],
+    "homepage": "https://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Nicolas Grekas",
+            "email": "p@tchwork.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "https://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=7.1"
+    },
+    "autoload": {
+        "psr-4": { "Symfony\\Polyfill\\Php72\\": "" },
+        "files": [ "bootstrap.php" ]
+    },
+    "minimum-stability": "dev",
+    "extra": {
+        "branch-alias": {
+            "dev-main": "1.20-dev"
+        },
+        "thanks": {
+            "name": "symfony/polyfill",
+            "url": "https://github.com/symfony/polyfill"
+        }
+    }
+}

vendor/symfony/polyfill-php80/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2020 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/symfony/polyfill-php80/Php80.php

@@ -0,0 +1,105 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Polyfill\Php80;
+
+/**
+ * @author Ion Bazan <ion.bazan@gmail.com>
+ * @author Nico Oelgart <nicoswd@gmail.com>
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @internal
+ */
+final class Php80
+{
+    public static function fdiv(float $dividend, float $divisor): float
+    {
+        return @($dividend / $divisor);
+    }
+
+    public static function get_debug_type($value): string
+    {
+        switch (true) {
+            case null === $value: return 'null';
+            case \is_bool($value): return 'bool';
+            case \is_string($value): return 'string';
+            case \is_array($value): return 'array';
+            case \is_int($value): return 'int';
+            case \is_float($value): return 'float';
+            case \is_object($value): break;
+            case $value instanceof \__PHP_Incomplete_Class: return '__PHP_Incomplete_Class';
+            default:
+                if (null === $type = @get_resource_type($value)) {
+                    return 'unknown';
+                }
+
+                if ('Unknown' === $type) {
+                    $type = 'closed';
+                }
+
+                return "resource ($type)";
+        }
+
+        $class = \get_class($value);
+
+        if (false === strpos($class, '@')) {
+            return $class;
+        }
+
+        return (get_parent_class($class) ?: key(class_implements($class)) ?: 'class').'@anonymous';
+    }
+
+    public static function get_resource_id($res): int
+    {
+        if (!\is_resource($res) && null === @get_resource_type($res)) {
+            throw new \TypeError(sprintf('Argument 1 passed to get_resource_id() must be of the type resource, %s given', get_debug_type($res)));
+        }
+
+        return (int) $res;
+    }
+
+    public static function preg_last_error_msg(): string
+    {
+        switch (preg_last_error()) {
+            case PREG_INTERNAL_ERROR:
+                return 'Internal error';
+            case PREG_BAD_UTF8_ERROR:
+                return 'Malformed UTF-8 characters, possibly incorrectly encoded';
+            case PREG_BAD_UTF8_OFFSET_ERROR:
+                return 'The offset did not correspond to the beginning of a valid UTF-8 code point';
+            case PREG_BACKTRACK_LIMIT_ERROR:
+                return 'Backtrack limit exhausted';
+            case PREG_RECURSION_LIMIT_ERROR:
+                return 'Recursion limit exhausted';
+            case PREG_JIT_STACKLIMIT_ERROR:
+                return 'JIT stack limit exhausted';
+            case PREG_NO_ERROR:
+                return 'No error';
+            default:
+                return 'Unknown error';
+        }
+    }
+
+    public static function str_contains(string $haystack, string $needle): bool
+    {
+        return '' === $needle || false !== strpos($haystack, $needle);
+    }
+
+    public static function str_starts_with(string $haystack, string $needle): bool
+    {
+        return 0 === \strncmp($haystack, $needle, \strlen($needle));
+    }
+
+    public static function str_ends_with(string $haystack, string $needle): bool
+    {
+        return '' === $needle || ('' !== $haystack && 0 === \substr_compare($haystack, $needle, -\strlen($needle)));
+    }
+}

vendor/symfony/polyfill-php80/README.md

@@ -0,0 +1,24 @@
+Symfony Polyfill / Php80
+========================
+
+This component provides features added to PHP 8.0 core:
+
+- `Stringable` interface
+- [`fdiv`](https://php.net/fdiv)
+- `ValueError` class
+- `UnhandledMatchError` class
+- `FILTER_VALIDATE_BOOL` constant
+- [`get_debug_type`](https://php.net/get_debug_type)
+- [`preg_last_error_msg`](https://php.net/preg_last_error_msg)
+- [`str_contains`](https://php.net/str_contains)
+- [`str_starts_with`](https://php.net/str_starts_with)
+- [`str_ends_with`](https://php.net/str_ends_with)
+- [`get_resource_id`](https://php.net/get_resource_id)
+
+More information can be found in the
+[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
+
+License
+=======
+
+This library is released under the [MIT license](LICENSE).

vendor/symfony/polyfill-php80/Resources/stubs/Attribute.php

@@ -0,0 +1,22 @@
+<?php
+
+#[Attribute(Attribute::TARGET_CLASS)]
+final class Attribute
+{
+    const TARGET_CLASS = 1;
+    const TARGET_FUNCTION = 2;
+    const TARGET_METHOD = 4;
+    const TARGET_PROPERTY = 8;
+    const TARGET_CLASS_CONSTANT = 16;
+    const TARGET_PARAMETER = 32;
+    const TARGET_ALL = 63;
+    const IS_REPEATABLE = 64;
+
+    /** @var int */
+    public $flags;
+
+    public function __construct(int $flags = Attribute::TARGET_ALL)
+    {
+        $this->flags = $flags;
+    }
+}

vendor/symfony/polyfill-php80/Resources/stubs/Stringable.php

@@ -0,0 +1,11 @@
+<?php
+
+if (\PHP_VERSION_ID < 80000) {
+    interface Stringable
+    {
+        /**
+         * @return string
+         */
+        public function __toString();
+    }
+}

vendor/symfony/polyfill-php80/Resources/stubs/UnhandledMatchError.php

@@ -0,0 +1,5 @@
+<?php
+
+class UnhandledMatchError extends Error
+{
+}

vendor/symfony/polyfill-php80/Resources/stubs/ValueError.php

@@ -0,0 +1,5 @@
+<?php
+
+class ValueError extends Error
+{
+}

vendor/symfony/polyfill-php80/bootstrap.php

@@ -0,0 +1,42 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Symfony\Polyfill\Php80 as p;
+
+if (PHP_VERSION_ID >= 80000) {
+    return;
+}
+
+if (!defined('FILTER_VALIDATE_BOOL') && defined('FILTER_VALIDATE_BOOLEAN')) {
+    define('FILTER_VALIDATE_BOOL', FILTER_VALIDATE_BOOLEAN);
+}
+
+if (!function_exists('fdiv')) {
+    function fdiv(float $num1, float $num2): float { return p\Php80::fdiv($num1, $num2); }
+}
+if (!function_exists('preg_last_error_msg')) {
+    function preg_last_error_msg(): string { return p\Php80::preg_last_error_msg(); }
+}
+if (!function_exists('str_contains')) {
+    function str_contains(string $haystack, string $needle): bool { return p\Php80::str_contains($haystack, $needle); }
+}
+if (!function_exists('str_starts_with')) {
+    function str_starts_with(string $haystack, string $needle): bool { return p\Php80::str_starts_with($haystack, $needle); }
+}
+if (!function_exists('str_ends_with')) {
+    function str_ends_with(string $haystack, string $needle): bool { return p\Php80::str_ends_with($haystack, $needle); }
+}
+if (!function_exists('get_debug_type')) {
+    function get_debug_type($value): string { return p\Php80::get_debug_type($value); }
+}
+if (!function_exists('get_resource_id')) {
+    function get_resource_id($res): int { return p\Php80::get_resource_id($res); }
+}

vendor/symfony/polyfill-php80/composer.json

@@ -0,0 +1,40 @@
+{
+    "name": "symfony/polyfill-php80",
+    "type": "library",
+    "description": "Symfony polyfill backporting some PHP 8.0+ features to lower PHP versions",
+    "keywords": ["polyfill", "shim", "compatibility", "portable"],
+    "homepage": "https://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Ion Bazan",
+            "email": "ion.bazan@gmail.com"
+        },
+        {
+            "name": "Nicolas Grekas",
+            "email": "p@tchwork.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "https://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=7.1"
+    },
+    "autoload": {
+        "psr-4": { "Symfony\\Polyfill\\Php80\\": "" },
+        "files": [ "bootstrap.php" ],
+        "classmap": [ "Resources/stubs" ]
+    },
+    "minimum-stability": "dev",
+    "extra": {
+        "branch-alias": {
+            "dev-main": "1.20-dev"
+        },
+        "thanks": {
+            "name": "symfony/polyfill",
+            "url": "https://github.com/symfony/polyfill"
+        }
+    }
+}

vendor/symfony/var-dumper/CHANGELOG.md

@@ -0,0 +1,53 @@
+CHANGELOG
+=========
+
+4.4.0
+-----
+
+ * added `VarDumperTestTrait::setUpVarDumper()` and `VarDumperTestTrait::tearDownVarDumper()`
+   to configure casters & flags to use in tests
+ * added `ImagineCaster` and infrastructure to dump images
+ * added the stamps of a message after it is dispatched in `TraceableMessageBus` and `MessengerDataCollector` collected data
+ * added `UuidCaster`
+ * made all casters final
+ * added support for the `NO_COLOR` env var (https://no-color.org/)
+
+4.3.0
+-----
+
+ * added `DsCaster` to support dumping the contents of data structures from the Ds extension
+
+4.2.0
+-----
+
+ * support selecting the format to use by setting the environment variable `VAR_DUMPER_FORMAT` to `html` or `cli`
+
+4.1.0
+-----
+
+ * added a `ServerDumper` to send serialized Data clones to a server
+ * added a `ServerDumpCommand` and `DumpServer` to run a server collecting
+   and displaying dumps on a single place with multiple formats support
+ * added `CliDescriptor` and `HtmlDescriptor` descriptors for `server:dump` CLI and HTML formats support
+
+4.0.0
+-----
+
+ * support for passing `\ReflectionClass` instances to the `Caster::castObject()`
+   method has been dropped, pass class names as strings instead
+ * the `Data::getRawData()` method has been removed
+ * the `VarDumperTestTrait::assertDumpEquals()` method expects a 3rd `$filter = 0`
+   argument and moves `$message = ''` argument at 4th position.
+ * the `VarDumperTestTrait::assertDumpMatchesFormat()` method expects a 3rd `$filter = 0`
+   argument and moves `$message = ''` argument at 4th position.
+
+3.4.0
+-----
+
+ * added `AbstractCloner::setMinDepth()` function to ensure minimum tree depth
+ * deprecated `MongoCaster`
+
+2.7.0
+-----
+
+ * deprecated `Cloner\Data::getLimitedClone()`. Use `withMaxDepth`, `withMaxItemsPerDepth` or `withRefHandles` instead.

vendor/symfony/var-dumper/Caster/AmqpCaster.php

@@ -0,0 +1,212 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Amqp related classes to array representation.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ *
+ * @final since Symfony 4.4
+ */
+class AmqpCaster
+{
+    private static $flags = [
+        \AMQP_DURABLE => 'AMQP_DURABLE',
+        \AMQP_PASSIVE => 'AMQP_PASSIVE',
+        \AMQP_EXCLUSIVE => 'AMQP_EXCLUSIVE',
+        \AMQP_AUTODELETE => 'AMQP_AUTODELETE',
+        \AMQP_INTERNAL => 'AMQP_INTERNAL',
+        \AMQP_NOLOCAL => 'AMQP_NOLOCAL',
+        \AMQP_AUTOACK => 'AMQP_AUTOACK',
+        \AMQP_IFEMPTY => 'AMQP_IFEMPTY',
+        \AMQP_IFUNUSED => 'AMQP_IFUNUSED',
+        \AMQP_MANDATORY => 'AMQP_MANDATORY',
+        \AMQP_IMMEDIATE => 'AMQP_IMMEDIATE',
+        \AMQP_MULTIPLE => 'AMQP_MULTIPLE',
+        \AMQP_NOWAIT => 'AMQP_NOWAIT',
+        \AMQP_REQUEUE => 'AMQP_REQUEUE',
+    ];
+
+    private static $exchangeTypes = [
+        \AMQP_EX_TYPE_DIRECT => 'AMQP_EX_TYPE_DIRECT',
+        \AMQP_EX_TYPE_FANOUT => 'AMQP_EX_TYPE_FANOUT',
+        \AMQP_EX_TYPE_TOPIC => 'AMQP_EX_TYPE_TOPIC',
+        \AMQP_EX_TYPE_HEADERS => 'AMQP_EX_TYPE_HEADERS',
+    ];
+
+    public static function castConnection(\AMQPConnection $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $a += [
+            $prefix.'is_connected' => $c->isConnected(),
+        ];
+
+        // Recent version of the extension already expose private properties
+        if (isset($a["\x00AMQPConnection\x00login"])) {
+            return $a;
+        }
+
+        // BC layer in the amqp lib
+        if (method_exists($c, 'getReadTimeout')) {
+            $timeout = $c->getReadTimeout();
+        } else {
+            $timeout = $c->getTimeout();
+        }
+
+        $a += [
+            $prefix.'is_connected' => $c->isConnected(),
+            $prefix.'login' => $c->getLogin(),
+            $prefix.'password' => $c->getPassword(),
+            $prefix.'host' => $c->getHost(),
+            $prefix.'vhost' => $c->getVhost(),
+            $prefix.'port' => $c->getPort(),
+            $prefix.'read_timeout' => $timeout,
+        ];
+
+        return $a;
+    }
+
+    public static function castChannel(\AMQPChannel $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $a += [
+            $prefix.'is_connected' => $c->isConnected(),
+            $prefix.'channel_id' => $c->getChannelId(),
+        ];
+
+        // Recent version of the extension already expose private properties
+        if (isset($a["\x00AMQPChannel\x00connection"])) {
+            return $a;
+        }
+
+        $a += [
+            $prefix.'connection' => $c->getConnection(),
+            $prefix.'prefetch_size' => $c->getPrefetchSize(),
+            $prefix.'prefetch_count' => $c->getPrefetchCount(),
+        ];
+
+        return $a;
+    }
+
+    public static function castQueue(\AMQPQueue $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $a += [
+            $prefix.'flags' => self::extractFlags($c->getFlags()),
+        ];
+
+        // Recent version of the extension already expose private properties
+        if (isset($a["\x00AMQPQueue\x00name"])) {
+            return $a;
+        }
+
+        $a += [
+            $prefix.'connection' => $c->getConnection(),
+            $prefix.'channel' => $c->getChannel(),
+            $prefix.'name' => $c->getName(),
+            $prefix.'arguments' => $c->getArguments(),
+        ];
+
+        return $a;
+    }
+
+    public static function castExchange(\AMQPExchange $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $a += [
+            $prefix.'flags' => self::extractFlags($c->getFlags()),
+        ];
+
+        $type = isset(self::$exchangeTypes[$c->getType()]) ? new ConstStub(self::$exchangeTypes[$c->getType()], $c->getType()) : $c->getType();
+
+        // Recent version of the extension already expose private properties
+        if (isset($a["\x00AMQPExchange\x00name"])) {
+            $a["\x00AMQPExchange\x00type"] = $type;
+
+            return $a;
+        }
+
+        $a += [
+            $prefix.'connection' => $c->getConnection(),
+            $prefix.'channel' => $c->getChannel(),
+            $prefix.'name' => $c->getName(),
+            $prefix.'type' => $type,
+            $prefix.'arguments' => $c->getArguments(),
+        ];
+
+        return $a;
+    }
+
+    public static function castEnvelope(\AMQPEnvelope $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $deliveryMode = new ConstStub($c->getDeliveryMode().(2 === $c->getDeliveryMode() ? ' (persistent)' : ' (non-persistent)'), $c->getDeliveryMode());
+
+        // Recent version of the extension already expose private properties
+        if (isset($a["\x00AMQPEnvelope\x00body"])) {
+            $a["\0AMQPEnvelope\0delivery_mode"] = $deliveryMode;
+
+            return $a;
+        }
+
+        if (!($filter & Caster::EXCLUDE_VERBOSE)) {
+            $a += [$prefix.'body' => $c->getBody()];
+        }
+
+        $a += [
+            $prefix.'delivery_tag' => $c->getDeliveryTag(),
+            $prefix.'is_redelivery' => $c->isRedelivery(),
+            $prefix.'exchange_name' => $c->getExchangeName(),
+            $prefix.'routing_key' => $c->getRoutingKey(),
+            $prefix.'content_type' => $c->getContentType(),
+            $prefix.'content_encoding' => $c->getContentEncoding(),
+            $prefix.'headers' => $c->getHeaders(),
+            $prefix.'delivery_mode' => $deliveryMode,
+            $prefix.'priority' => $c->getPriority(),
+            $prefix.'correlation_id' => $c->getCorrelationId(),
+            $prefix.'reply_to' => $c->getReplyTo(),
+            $prefix.'expiration' => $c->getExpiration(),
+            $prefix.'message_id' => $c->getMessageId(),
+            $prefix.'timestamp' => $c->getTimeStamp(),
+            $prefix.'type' => $c->getType(),
+            $prefix.'user_id' => $c->getUserId(),
+            $prefix.'app_id' => $c->getAppId(),
+        ];
+
+        return $a;
+    }
+
+    private static function extractFlags(int $flags): ConstStub
+    {
+        $flagsArray = [];
+
+        foreach (self::$flags as $value => $name) {
+            if ($flags & $value) {
+                $flagsArray[] = $name;
+            }
+        }
+
+        if (!$flagsArray) {
+            $flagsArray = ['AMQP_NOPARAM'];
+        }
+
+        return new ConstStub(implode('|', $flagsArray), $flags);
+    }
+}

vendor/symfony/var-dumper/Caster/ArgsStub.php

@@ -0,0 +1,80 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Represents a list of function arguments.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ArgsStub extends EnumStub
+{
+    private static $parameters = [];
+
+    public function __construct(array $args, string $function, ?string $class)
+    {
+        list($variadic, $params) = self::getParameters($function, $class);
+
+        $values = [];
+        foreach ($args as $k => $v) {
+            $values[$k] = !is_scalar($v) && !$v instanceof Stub ? new CutStub($v) : $v;
+        }
+        if (null === $params) {
+            parent::__construct($values, false);
+
+            return;
+        }
+        if (\count($values) < \count($params)) {
+            $params = \array_slice($params, 0, \count($values));
+        } elseif (\count($values) > \count($params)) {
+            $values[] = new EnumStub(array_splice($values, \count($params)), false);
+            $params[] = $variadic;
+        }
+        if (['...'] === $params) {
+            $this->dumpKeys = false;
+            $this->value = $values[0]->value;
+        } else {
+            $this->value = array_combine($params, $values);
+        }
+    }
+
+    private static function getParameters(string $function, ?string $class): array
+    {
+        if (isset(self::$parameters[$k = $class.'::'.$function])) {
+            return self::$parameters[$k];
+        }
+
+        try {
+            $r = null !== $class ? new \ReflectionMethod($class, $function) : new \ReflectionFunction($function);
+        } catch (\ReflectionException $e) {
+            return [null, null];
+        }
+
+        $variadic = '...';
+        $params = [];
+        foreach ($r->getParameters() as $v) {
+            $k = '$'.$v->name;
+            if ($v->isPassedByReference()) {
+                $k = '&'.$k;
+            }
+            if ($v->isVariadic()) {
+                $variadic .= $k;
+            } else {
+                $params[] = $k;
+            }
+        }
+
+        return self::$parameters[$k] = [$variadic, $params];
+    }
+}

vendor/symfony/var-dumper/Caster/Caster.php

@@ -0,0 +1,175 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Helper for filtering out properties in casters.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final
+ */
+class Caster
+{
+    const EXCLUDE_VERBOSE = 1;
+    const EXCLUDE_VIRTUAL = 2;
+    const EXCLUDE_DYNAMIC = 4;
+    const EXCLUDE_PUBLIC = 8;
+    const EXCLUDE_PROTECTED = 16;
+    const EXCLUDE_PRIVATE = 32;
+    const EXCLUDE_NULL = 64;
+    const EXCLUDE_EMPTY = 128;
+    const EXCLUDE_NOT_IMPORTANT = 256;
+    const EXCLUDE_STRICT = 512;
+
+    const PREFIX_VIRTUAL = "\0~\0";
+    const PREFIX_DYNAMIC = "\0+\0";
+    const PREFIX_PROTECTED = "\0*\0";
+
+    /**
+     * Casts objects to arrays and adds the dynamic property prefix.
+     *
+     * @param object $obj          The object to cast
+     * @param bool   $hasDebugInfo Whether the __debugInfo method exists on $obj or not
+     *
+     * @return array The array-cast of the object, with prefixed dynamic properties
+     */
+    public static function castObject($obj, string $class, bool $hasDebugInfo = false, string $debugClass = null): array
+    {
+        if ($hasDebugInfo) {
+            try {
+                $debugInfo = $obj->__debugInfo();
+            } catch (\Exception $e) {
+                // ignore failing __debugInfo()
+                $hasDebugInfo = false;
+            }
+        }
+
+        $a = $obj instanceof \Closure ? [] : (array) $obj;
+
+        if ($obj instanceof \__PHP_Incomplete_Class) {
+            return $a;
+        }
+
+        if ($a) {
+            static $publicProperties = [];
+            $debugClass = $debugClass ?? get_debug_type($obj);
+
+            $i = 0;
+            $prefixedKeys = [];
+            foreach ($a as $k => $v) {
+                if (isset($k[0]) ? "\0" !== $k[0] : \PHP_VERSION_ID >= 70200) {
+                    if (!isset($publicProperties[$class])) {
+                        foreach ((new \ReflectionClass($class))->getProperties(\ReflectionProperty::IS_PUBLIC) as $prop) {
+                            $publicProperties[$class][$prop->name] = true;
+                        }
+                    }
+                    if (!isset($publicProperties[$class][$k])) {
+                        $prefixedKeys[$i] = self::PREFIX_DYNAMIC.$k;
+                    }
+                } elseif ($debugClass !== $class && 1 === strpos($k, $class)) {
+                    $prefixedKeys[$i] = "\0".$debugClass.strrchr($k, "\0");
+                }
+                ++$i;
+            }
+            if ($prefixedKeys) {
+                $keys = array_keys($a);
+                foreach ($prefixedKeys as $i => $k) {
+                    $keys[$i] = $k;
+                }
+                $a = array_combine($keys, $a);
+            }
+        }
+
+        if ($hasDebugInfo && \is_array($debugInfo)) {
+            foreach ($debugInfo as $k => $v) {
+                if (!isset($k[0]) || "\0" !== $k[0]) {
+                    if (\array_key_exists(self::PREFIX_DYNAMIC.$k, $a)) {
+                        continue;
+                    }
+                    $k = self::PREFIX_VIRTUAL.$k;
+                }
+
+                unset($a[$k]);
+                $a[$k] = $v;
+            }
+        }
+
+        return $a;
+    }
+
+    /**
+     * Filters out the specified properties.
+     *
+     * By default, a single match in the $filter bit field filters properties out, following an "or" logic.
+     * When EXCLUDE_STRICT is set, an "and" logic is applied: all bits must match for a property to be removed.
+     *
+     * @param array    $a                The array containing the properties to filter
+     * @param int      $filter           A bit field of Caster::EXCLUDE_* constants specifying which properties to filter out
+     * @param string[] $listedProperties List of properties to exclude when Caster::EXCLUDE_VERBOSE is set, and to preserve when Caster::EXCLUDE_NOT_IMPORTANT is set
+     * @param int      &$count           Set to the number of removed properties
+     *
+     * @return array The filtered array
+     */
+    public static function filter(array $a, int $filter, array $listedProperties = [], ?int &$count = 0): array
+    {
+        $count = 0;
+
+        foreach ($a as $k => $v) {
+            $type = self::EXCLUDE_STRICT & $filter;
+
+            if (null === $v) {
+                $type |= self::EXCLUDE_NULL & $filter;
+                $type |= self::EXCLUDE_EMPTY & $filter;
+            } elseif (false === $v || '' === $v || '0' === $v || 0 === $v || 0.0 === $v || [] === $v) {
+                $type |= self::EXCLUDE_EMPTY & $filter;
+            }
+            if ((self::EXCLUDE_NOT_IMPORTANT & $filter) && !\in_array($k, $listedProperties, true)) {
+                $type |= self::EXCLUDE_NOT_IMPORTANT;
+            }
+            if ((self::EXCLUDE_VERBOSE & $filter) && \in_array($k, $listedProperties, true)) {
+                $type |= self::EXCLUDE_VERBOSE;
+            }
+
+            if (!isset($k[1]) || "\0" !== $k[0]) {
+                $type |= self::EXCLUDE_PUBLIC & $filter;
+            } elseif ('~' === $k[1]) {
+                $type |= self::EXCLUDE_VIRTUAL & $filter;
+            } elseif ('+' === $k[1]) {
+                $type |= self::EXCLUDE_DYNAMIC & $filter;
+            } elseif ('*' === $k[1]) {
+                $type |= self::EXCLUDE_PROTECTED & $filter;
+            } else {
+                $type |= self::EXCLUDE_PRIVATE & $filter;
+            }
+
+            if ((self::EXCLUDE_STRICT & $filter) ? $type === $filter : $type) {
+                unset($a[$k]);
+                ++$count;
+            }
+        }
+
+        return $a;
+    }
+
+    public static function castPhpIncompleteClass(\__PHP_Incomplete_Class $c, array $a, Stub $stub, bool $isNested): array
+    {
+        if (isset($a['__PHP_Incomplete_Class_Name'])) {
+            $stub->class .= '('.$a['__PHP_Incomplete_Class_Name'].')';
+            unset($a['__PHP_Incomplete_Class_Name']);
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/ClassStub.php

@@ -0,0 +1,106 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Represents a PHP class identifier.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ClassStub extends ConstStub
+{
+    /**
+     * @param string   $identifier A PHP identifier, e.g. a class, method, interface, etc. name
+     * @param callable $callable   The callable targeted by the identifier when it is ambiguous or not a real PHP identifier
+     */
+    public function __construct(string $identifier, $callable = null)
+    {
+        $this->value = $identifier;
+
+        try {
+            if (null !== $callable) {
+                if ($callable instanceof \Closure) {
+                    $r = new \ReflectionFunction($callable);
+                } elseif (\is_object($callable)) {
+                    $r = [$callable, '__invoke'];
+                } elseif (\is_array($callable)) {
+                    $r = $callable;
+                } elseif (false !== $i = strpos($callable, '::')) {
+                    $r = [substr($callable, 0, $i), substr($callable, 2 + $i)];
+                } else {
+                    $r = new \ReflectionFunction($callable);
+                }
+            } elseif (0 < $i = strpos($identifier, '::') ?: strpos($identifier, '->')) {
+                $r = [substr($identifier, 0, $i), substr($identifier, 2 + $i)];
+            } else {
+                $r = new \ReflectionClass($identifier);
+            }
+
+            if (\is_array($r)) {
+                try {
+                    $r = new \ReflectionMethod($r[0], $r[1]);
+                } catch (\ReflectionException $e) {
+                    $r = new \ReflectionClass($r[0]);
+                }
+            }
+
+            if (false !== strpos($identifier, "@anonymous\0")) {
+                $this->value = $identifier = preg_replace_callback('/[a-zA-Z_\x7f-\xff][\\\\a-zA-Z0-9_\x7f-\xff]*+@anonymous\x00.*?\.php(?:0x?|:[0-9]++\$)[0-9a-fA-F]++/', function ($m) {
+                    return class_exists($m[0], false) ? (get_parent_class($m[0]) ?: key(class_implements($m[0])) ?: 'class').'@anonymous' : $m[0];
+                }, $identifier);
+            }
+
+            if (null !== $callable && $r instanceof \ReflectionFunctionAbstract) {
+                $s = ReflectionCaster::castFunctionAbstract($r, [], new Stub(), true, Caster::EXCLUDE_VERBOSE);
+                $s = ReflectionCaster::getSignature($s);
+
+                if ('()' === substr($identifier, -2)) {
+                    $this->value = substr_replace($identifier, $s, -2);
+                } else {
+                    $this->value .= $s;
+                }
+            }
+        } catch (\ReflectionException $e) {
+            return;
+        } finally {
+            if (0 < $i = strrpos($this->value, '\\')) {
+                $this->attr['ellipsis'] = \strlen($this->value) - $i;
+                $this->attr['ellipsis-type'] = 'class';
+                $this->attr['ellipsis-tail'] = 1;
+            }
+        }
+
+        if ($f = $r->getFileName()) {
+            $this->attr['file'] = $f;
+            $this->attr['line'] = $r->getStartLine();
+        }
+    }
+
+    public static function wrapCallable($callable)
+    {
+        if (\is_object($callable) || !\is_callable($callable)) {
+            return $callable;
+        }
+
+        if (!\is_array($callable)) {
+            $callable = new static($callable, $callable);
+        } elseif (\is_string($callable[0])) {
+            $callable[0] = new static($callable[0], $callable);
+        } else {
+            $callable[1] = new static($callable[1], $callable);
+        }
+
+        return $callable;
+    }
+}

vendor/symfony/var-dumper/Caster/ConstStub.php

@@ -0,0 +1,36 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Represents a PHP constant and its value.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ConstStub extends Stub
+{
+    public function __construct(string $name, $value = null)
+    {
+        $this->class = $name;
+        $this->value = 1 < \func_num_args() ? $value : $name;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString()
+    {
+        return (string) $this->value;
+    }
+}

vendor/symfony/var-dumper/Caster/CutArrayStub.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+/**
+ * Represents a cut array.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class CutArrayStub extends CutStub
+{
+    public $preservedSubset;
+
+    public function __construct(array $value, array $preservedKeys)
+    {
+        parent::__construct($value);
+
+        $this->preservedSubset = array_intersect_key($value, array_flip($preservedKeys));
+        $this->cut -= \count($this->preservedSubset);
+    }
+}

vendor/symfony/var-dumper/Caster/CutStub.php

@@ -0,0 +1,64 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Represents the main properties of a PHP variable, pre-casted by a caster.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class CutStub extends Stub
+{
+    public function __construct($value)
+    {
+        $this->value = $value;
+
+        switch (\gettype($value)) {
+            case 'object':
+                $this->type = self::TYPE_OBJECT;
+                $this->class = \get_class($value);
+
+                if ($value instanceof \Closure) {
+                    ReflectionCaster::castClosure($value, [], $this, true, Caster::EXCLUDE_VERBOSE);
+                }
+
+                $this->cut = -1;
+                break;
+
+            case 'array':
+                $this->type = self::TYPE_ARRAY;
+                $this->class = self::ARRAY_ASSOC;
+                $this->cut = $this->value = \count($value);
+                break;
+
+            case 'resource':
+            case 'unknown type':
+            case 'resource (closed)':
+                $this->type = self::TYPE_RESOURCE;
+                $this->handle = (int) $value;
+                if ('Unknown' === $this->class = @get_resource_type($value)) {
+                    $this->class = 'Closed';
+                }
+                $this->cut = -1;
+                break;
+
+            case 'string':
+                $this->type = self::TYPE_STRING;
+                $this->class = preg_match('//u', $value) ? self::STRING_UTF8 : self::STRING_BINARY;
+                $this->cut = self::STRING_BINARY === $this->class ? \strlen($value) : mb_strlen($value, 'UTF-8');
+                $this->value = '';
+                break;
+        }
+    }
+}

vendor/symfony/var-dumper/Caster/DOMCaster.php

@@ -0,0 +1,304 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts DOM related classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class DOMCaster
+{
+    private static $errorCodes = [
+        \DOM_PHP_ERR => 'DOM_PHP_ERR',
+        \DOM_INDEX_SIZE_ERR => 'DOM_INDEX_SIZE_ERR',
+        \DOMSTRING_SIZE_ERR => 'DOMSTRING_SIZE_ERR',
+        \DOM_HIERARCHY_REQUEST_ERR => 'DOM_HIERARCHY_REQUEST_ERR',
+        \DOM_WRONG_DOCUMENT_ERR => 'DOM_WRONG_DOCUMENT_ERR',
+        \DOM_INVALID_CHARACTER_ERR => 'DOM_INVALID_CHARACTER_ERR',
+        \DOM_NO_DATA_ALLOWED_ERR => 'DOM_NO_DATA_ALLOWED_ERR',
+        \DOM_NO_MODIFICATION_ALLOWED_ERR => 'DOM_NO_MODIFICATION_ALLOWED_ERR',
+        \DOM_NOT_FOUND_ERR => 'DOM_NOT_FOUND_ERR',
+        \DOM_NOT_SUPPORTED_ERR => 'DOM_NOT_SUPPORTED_ERR',
+        \DOM_INUSE_ATTRIBUTE_ERR => 'DOM_INUSE_ATTRIBUTE_ERR',
+        \DOM_INVALID_STATE_ERR => 'DOM_INVALID_STATE_ERR',
+        \DOM_SYNTAX_ERR => 'DOM_SYNTAX_ERR',
+        \DOM_INVALID_MODIFICATION_ERR => 'DOM_INVALID_MODIFICATION_ERR',
+        \DOM_NAMESPACE_ERR => 'DOM_NAMESPACE_ERR',
+        \DOM_INVALID_ACCESS_ERR => 'DOM_INVALID_ACCESS_ERR',
+        \DOM_VALIDATION_ERR => 'DOM_VALIDATION_ERR',
+    ];
+
+    private static $nodeTypes = [
+        \XML_ELEMENT_NODE => 'XML_ELEMENT_NODE',
+        \XML_ATTRIBUTE_NODE => 'XML_ATTRIBUTE_NODE',
+        \XML_TEXT_NODE => 'XML_TEXT_NODE',
+        \XML_CDATA_SECTION_NODE => 'XML_CDATA_SECTION_NODE',
+        \XML_ENTITY_REF_NODE => 'XML_ENTITY_REF_NODE',
+        \XML_ENTITY_NODE => 'XML_ENTITY_NODE',
+        \XML_PI_NODE => 'XML_PI_NODE',
+        \XML_COMMENT_NODE => 'XML_COMMENT_NODE',
+        \XML_DOCUMENT_NODE => 'XML_DOCUMENT_NODE',
+        \XML_DOCUMENT_TYPE_NODE => 'XML_DOCUMENT_TYPE_NODE',
+        \XML_DOCUMENT_FRAG_NODE => 'XML_DOCUMENT_FRAG_NODE',
+        \XML_NOTATION_NODE => 'XML_NOTATION_NODE',
+        \XML_HTML_DOCUMENT_NODE => 'XML_HTML_DOCUMENT_NODE',
+        \XML_DTD_NODE => 'XML_DTD_NODE',
+        \XML_ELEMENT_DECL_NODE => 'XML_ELEMENT_DECL_NODE',
+        \XML_ATTRIBUTE_DECL_NODE => 'XML_ATTRIBUTE_DECL_NODE',
+        \XML_ENTITY_DECL_NODE => 'XML_ENTITY_DECL_NODE',
+        \XML_NAMESPACE_DECL_NODE => 'XML_NAMESPACE_DECL_NODE',
+    ];
+
+    public static function castException(\DOMException $e, array $a, Stub $stub, $isNested)
+    {
+        $k = Caster::PREFIX_PROTECTED.'code';
+        if (isset($a[$k], self::$errorCodes[$a[$k]])) {
+            $a[$k] = new ConstStub(self::$errorCodes[$a[$k]], $a[$k]);
+        }
+
+        return $a;
+    }
+
+    public static function castLength($dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'length' => $dom->length,
+        ];
+
+        return $a;
+    }
+
+    public static function castImplementation($dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'Core' => '1.0',
+            Caster::PREFIX_VIRTUAL.'XML' => '2.0',
+        ];
+
+        return $a;
+    }
+
+    public static function castNode(\DOMNode $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'nodeName' => $dom->nodeName,
+            'nodeValue' => new CutStub($dom->nodeValue),
+            'nodeType' => new ConstStub(self::$nodeTypes[$dom->nodeType], $dom->nodeType),
+            'parentNode' => new CutStub($dom->parentNode),
+            'childNodes' => $dom->childNodes,
+            'firstChild' => new CutStub($dom->firstChild),
+            'lastChild' => new CutStub($dom->lastChild),
+            'previousSibling' => new CutStub($dom->previousSibling),
+            'nextSibling' => new CutStub($dom->nextSibling),
+            'attributes' => $dom->attributes,
+            'ownerDocument' => new CutStub($dom->ownerDocument),
+            'namespaceURI' => $dom->namespaceURI,
+            'prefix' => $dom->prefix,
+            'localName' => $dom->localName,
+            'baseURI' => $dom->baseURI ? new LinkStub($dom->baseURI) : $dom->baseURI,
+            'textContent' => new CutStub($dom->textContent),
+        ];
+
+        return $a;
+    }
+
+    public static function castNameSpaceNode(\DOMNameSpaceNode $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'nodeName' => $dom->nodeName,
+            'nodeValue' => new CutStub($dom->nodeValue),
+            'nodeType' => new ConstStub(self::$nodeTypes[$dom->nodeType], $dom->nodeType),
+            'prefix' => $dom->prefix,
+            'localName' => $dom->localName,
+            'namespaceURI' => $dom->namespaceURI,
+            'ownerDocument' => new CutStub($dom->ownerDocument),
+            'parentNode' => new CutStub($dom->parentNode),
+        ];
+
+        return $a;
+    }
+
+    public static function castDocument(\DOMDocument $dom, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $a += [
+            'doctype' => $dom->doctype,
+            'implementation' => $dom->implementation,
+            'documentElement' => new CutStub($dom->documentElement),
+            'actualEncoding' => $dom->actualEncoding,
+            'encoding' => $dom->encoding,
+            'xmlEncoding' => $dom->xmlEncoding,
+            'standalone' => $dom->standalone,
+            'xmlStandalone' => $dom->xmlStandalone,
+            'version' => $dom->version,
+            'xmlVersion' => $dom->xmlVersion,
+            'strictErrorChecking' => $dom->strictErrorChecking,
+            'documentURI' => $dom->documentURI ? new LinkStub($dom->documentURI) : $dom->documentURI,
+            'config' => $dom->config,
+            'formatOutput' => $dom->formatOutput,
+            'validateOnParse' => $dom->validateOnParse,
+            'resolveExternals' => $dom->resolveExternals,
+            'preserveWhiteSpace' => $dom->preserveWhiteSpace,
+            'recover' => $dom->recover,
+            'substituteEntities' => $dom->substituteEntities,
+        ];
+
+        if (!($filter & Caster::EXCLUDE_VERBOSE)) {
+            $formatOutput = $dom->formatOutput;
+            $dom->formatOutput = true;
+            $a += [Caster::PREFIX_VIRTUAL.'xml' => $dom->saveXML()];
+            $dom->formatOutput = $formatOutput;
+        }
+
+        return $a;
+    }
+
+    public static function castCharacterData(\DOMCharacterData $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'data' => $dom->data,
+            'length' => $dom->length,
+        ];
+
+        return $a;
+    }
+
+    public static function castAttr(\DOMAttr $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'name' => $dom->name,
+            'specified' => $dom->specified,
+            'value' => $dom->value,
+            'ownerElement' => $dom->ownerElement,
+            'schemaTypeInfo' => $dom->schemaTypeInfo,
+        ];
+
+        return $a;
+    }
+
+    public static function castElement(\DOMElement $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'tagName' => $dom->tagName,
+            'schemaTypeInfo' => $dom->schemaTypeInfo,
+        ];
+
+        return $a;
+    }
+
+    public static function castText(\DOMText $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'wholeText' => $dom->wholeText,
+        ];
+
+        return $a;
+    }
+
+    public static function castTypeinfo(\DOMTypeinfo $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'typeName' => $dom->typeName,
+            'typeNamespace' => $dom->typeNamespace,
+        ];
+
+        return $a;
+    }
+
+    public static function castDomError(\DOMDomError $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'severity' => $dom->severity,
+            'message' => $dom->message,
+            'type' => $dom->type,
+            'relatedException' => $dom->relatedException,
+            'related_data' => $dom->related_data,
+            'location' => $dom->location,
+        ];
+
+        return $a;
+    }
+
+    public static function castLocator(\DOMLocator $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'lineNumber' => $dom->lineNumber,
+            'columnNumber' => $dom->columnNumber,
+            'offset' => $dom->offset,
+            'relatedNode' => $dom->relatedNode,
+            'uri' => $dom->uri ? new LinkStub($dom->uri, $dom->lineNumber) : $dom->uri,
+        ];
+
+        return $a;
+    }
+
+    public static function castDocumentType(\DOMDocumentType $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'name' => $dom->name,
+            'entities' => $dom->entities,
+            'notations' => $dom->notations,
+            'publicId' => $dom->publicId,
+            'systemId' => $dom->systemId,
+            'internalSubset' => $dom->internalSubset,
+        ];
+
+        return $a;
+    }
+
+    public static function castNotation(\DOMNotation $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'publicId' => $dom->publicId,
+            'systemId' => $dom->systemId,
+        ];
+
+        return $a;
+    }
+
+    public static function castEntity(\DOMEntity $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'publicId' => $dom->publicId,
+            'systemId' => $dom->systemId,
+            'notationName' => $dom->notationName,
+            'actualEncoding' => $dom->actualEncoding,
+            'encoding' => $dom->encoding,
+            'version' => $dom->version,
+        ];
+
+        return $a;
+    }
+
+    public static function castProcessingInstruction(\DOMProcessingInstruction $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'target' => $dom->target,
+            'data' => $dom->data,
+        ];
+
+        return $a;
+    }
+
+    public static function castXPath(\DOMXPath $dom, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            'document' => $dom->document,
+        ];
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/DateCaster.php

@@ -0,0 +1,128 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts DateTimeInterface related classes to array representation.
+ *
+ * @author Dany Maillard <danymaillard93b@gmail.com>
+ *
+ * @final since Symfony 4.4
+ */
+class DateCaster
+{
+    private const PERIOD_LIMIT = 3;
+
+    public static function castDateTime(\DateTimeInterface $d, array $a, Stub $stub, $isNested, $filter)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $location = $d->getTimezone()->getLocation();
+        $fromNow = (new \DateTime())->diff($d);
+
+        $title = $d->format('l, F j, Y')
+            ."\n".self::formatInterval($fromNow).' from now'
+            .($location ? ($d->format('I') ? "\nDST On" : "\nDST Off") : '')
+        ;
+
+        unset(
+            $a[Caster::PREFIX_DYNAMIC.'date'],
+            $a[Caster::PREFIX_DYNAMIC.'timezone'],
+            $a[Caster::PREFIX_DYNAMIC.'timezone_type']
+        );
+        $a[$prefix.'date'] = new ConstStub(self::formatDateTime($d, $location ? ' e (P)' : ' P'), $title);
+
+        $stub->class .= $d->format(' @U');
+
+        return $a;
+    }
+
+    public static function castInterval(\DateInterval $interval, array $a, Stub $stub, $isNested, $filter)
+    {
+        $now = new \DateTimeImmutable();
+        $numberOfSeconds = $now->add($interval)->getTimestamp() - $now->getTimestamp();
+        $title = number_format($numberOfSeconds, 0, '.', ' ').'s';
+
+        $i = [Caster::PREFIX_VIRTUAL.'interval' => new ConstStub(self::formatInterval($interval), $title)];
+
+        return $filter & Caster::EXCLUDE_VERBOSE ? $i : $i + $a;
+    }
+
+    private static function formatInterval(\DateInterval $i): string
+    {
+        $format = '%R ';
+
+        if (0 === $i->y && 0 === $i->m && ($i->h >= 24 || $i->i >= 60 || $i->s >= 60)) {
+            $i = date_diff($d = new \DateTime(), date_add(clone $d, $i)); // recalculate carry over points
+            $format .= 0 < $i->days ? '%ad ' : '';
+        } else {
+            $format .= ($i->y ? '%yy ' : '').($i->m ? '%mm ' : '').($i->d ? '%dd ' : '');
+        }
+
+        $format .= $i->h || $i->i || $i->s || $i->f ? '%H:%I:'.self::formatSeconds($i->s, substr($i->f, 2)) : '';
+        $format = '%R ' === $format ? '0s' : $format;
+
+        return $i->format(rtrim($format));
+    }
+
+    public static function castTimeZone(\DateTimeZone $timeZone, array $a, Stub $stub, $isNested, $filter)
+    {
+        $location = $timeZone->getLocation();
+        $formatted = (new \DateTime('now', $timeZone))->format($location ? 'e (P)' : 'P');
+        $title = $location && \extension_loaded('intl') ? \Locale::getDisplayRegion('-'.$location['country_code']) : '';
+
+        $z = [Caster::PREFIX_VIRTUAL.'timezone' => new ConstStub($formatted, $title)];
+
+        return $filter & Caster::EXCLUDE_VERBOSE ? $z : $z + $a;
+    }
+
+    public static function castPeriod(\DatePeriod $p, array $a, Stub $stub, $isNested, $filter)
+    {
+        $dates = [];
+        if (\PHP_VERSION_ID >= 70107) { // see https://bugs.php.net/74639
+            foreach (clone $p as $i => $d) {
+                if (self::PERIOD_LIMIT === $i) {
+                    $now = new \DateTimeImmutable();
+                    $dates[] = sprintf('%s more', ($end = $p->getEndDate())
+                        ? ceil(($end->format('U.u') - $d->format('U.u')) / ((int) $now->add($p->getDateInterval())->format('U.u') - (int) $now->format('U.u')))
+                        : $p->recurrences - $i
+                    );
+                    break;
+                }
+                $dates[] = sprintf('%s) %s', $i + 1, self::formatDateTime($d));
+            }
+        }
+
+        $period = sprintf(
+            'every %s, from %s (%s) %s',
+            self::formatInterval($p->getDateInterval()),
+            self::formatDateTime($p->getStartDate()),
+            $p->include_start_date ? 'included' : 'excluded',
+            ($end = $p->getEndDate()) ? 'to '.self::formatDateTime($end) : 'recurring '.$p->recurrences.' time/s'
+        );
+
+        $p = [Caster::PREFIX_VIRTUAL.'period' => new ConstStub($period, implode("\n", $dates))];
+
+        return $filter & Caster::EXCLUDE_VERBOSE ? $p : $p + $a;
+    }
+
+    private static function formatDateTime(\DateTimeInterface $d, string $extra = ''): string
+    {
+        return $d->format('Y-m-d H:i:'.self::formatSeconds($d->format('s'), $d->format('u')).$extra);
+    }
+
+    private static function formatSeconds(string $s, string $us): string
+    {
+        return sprintf('%02d.%s', $s, 0 === ($len = \strlen($t = rtrim($us, '0'))) ? '0' : ($len <= 3 ? str_pad($t, 3, '0') : $us));
+    }
+}

vendor/symfony/var-dumper/Caster/DoctrineCaster.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Doctrine\Common\Proxy\Proxy as CommonProxy;
+use Doctrine\ORM\PersistentCollection;
+use Doctrine\ORM\Proxy\Proxy as OrmProxy;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Doctrine related classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class DoctrineCaster
+{
+    public static function castCommonProxy(CommonProxy $proxy, array $a, Stub $stub, $isNested)
+    {
+        foreach (['__cloner__', '__initializer__'] as $k) {
+            if (\array_key_exists($k, $a)) {
+                unset($a[$k]);
+                ++$stub->cut;
+            }
+        }
+
+        return $a;
+    }
+
+    public static function castOrmProxy(OrmProxy $proxy, array $a, Stub $stub, $isNested)
+    {
+        foreach (['_entityPersister', '_identifier'] as $k) {
+            if (\array_key_exists($k = "\0Doctrine\\ORM\\Proxy\\Proxy\0".$k, $a)) {
+                unset($a[$k]);
+                ++$stub->cut;
+            }
+        }
+
+        return $a;
+    }
+
+    public static function castPersistentCollection(PersistentCollection $coll, array $a, Stub $stub, $isNested)
+    {
+        foreach (['snapshot', 'association', 'typeClass'] as $k) {
+            if (\array_key_exists($k = "\0Doctrine\\ORM\\PersistentCollection\0".$k, $a)) {
+                $a[$k] = new CutStub($a[$k]);
+            }
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/DsCaster.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Ds\Collection;
+use Ds\Map;
+use Ds\Pair;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Ds extension classes to array representation.
+ *
+ * @author Jáchym Toušek <enumag@gmail.com>
+ *
+ * @final since Symfony 4.4
+ */
+class DsCaster
+{
+    public static function castCollection(Collection $c, array $a, Stub $stub, bool $isNested): array
+    {
+        $a[Caster::PREFIX_VIRTUAL.'count'] = $c->count();
+        $a[Caster::PREFIX_VIRTUAL.'capacity'] = $c->capacity();
+
+        if (!$c instanceof Map) {
+            $a += $c->toArray();
+        }
+
+        return $a;
+    }
+
+    public static function castMap(Map $c, array $a, Stub $stub, bool $isNested): array
+    {
+        foreach ($c as $k => $v) {
+            $a[] = new DsPairStub($k, $v);
+        }
+
+        return $a;
+    }
+
+    public static function castPair(Pair $c, array $a, Stub $stub, bool $isNested): array
+    {
+        foreach ($c->toArray() as $k => $v) {
+            $a[Caster::PREFIX_VIRTUAL.$k] = $v;
+        }
+
+        return $a;
+    }
+
+    public static function castPairStub(DsPairStub $c, array $a, Stub $stub, bool $isNested): array
+    {
+        if ($isNested) {
+            $stub->class = Pair::class;
+            $stub->value = null;
+            $stub->handle = 0;
+
+            $a = $c->value;
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/DsPairStub.php

@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class DsPairStub extends Stub
+{
+    public function __construct($key, $value)
+    {
+        $this->value = [
+            Caster::PREFIX_VIRTUAL.'key' => $key,
+            Caster::PREFIX_VIRTUAL.'value' => $value,
+        ];
+    }
+}

vendor/symfony/var-dumper/Caster/EnumStub.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Represents an enumeration of values.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class EnumStub extends Stub
+{
+    public $dumpKeys = true;
+
+    public function __construct(array $values, bool $dumpKeys = true)
+    {
+        $this->value = $values;
+        $this->dumpKeys = $dumpKeys;
+    }
+}

vendor/symfony/var-dumper/Caster/ExceptionCaster.php

@@ -0,0 +1,382 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\ErrorHandler\Exception\SilencedErrorContext;
+use Symfony\Component\VarDumper\Cloner\Stub;
+use Symfony\Component\VarDumper\Exception\ThrowingCasterException;
+
+/**
+ * Casts common Exception classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class ExceptionCaster
+{
+    public static $srcContext = 1;
+    public static $traceArgs = true;
+    public static $errorTypes = [
+        \E_DEPRECATED => 'E_DEPRECATED',
+        \E_USER_DEPRECATED => 'E_USER_DEPRECATED',
+        \E_RECOVERABLE_ERROR => 'E_RECOVERABLE_ERROR',
+        \E_ERROR => 'E_ERROR',
+        \E_WARNING => 'E_WARNING',
+        \E_PARSE => 'E_PARSE',
+        \E_NOTICE => 'E_NOTICE',
+        \E_CORE_ERROR => 'E_CORE_ERROR',
+        \E_CORE_WARNING => 'E_CORE_WARNING',
+        \E_COMPILE_ERROR => 'E_COMPILE_ERROR',
+        \E_COMPILE_WARNING => 'E_COMPILE_WARNING',
+        \E_USER_ERROR => 'E_USER_ERROR',
+        \E_USER_WARNING => 'E_USER_WARNING',
+        \E_USER_NOTICE => 'E_USER_NOTICE',
+        \E_STRICT => 'E_STRICT',
+    ];
+
+    private static $framesCache = [];
+
+    public static function castError(\Error $e, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        return self::filterExceptionArray($stub->class, $a, "\0Error\0", $filter);
+    }
+
+    public static function castException(\Exception $e, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        return self::filterExceptionArray($stub->class, $a, "\0Exception\0", $filter);
+    }
+
+    public static function castErrorException(\ErrorException $e, array $a, Stub $stub, $isNested)
+    {
+        if (isset($a[$s = Caster::PREFIX_PROTECTED.'severity'], self::$errorTypes[$a[$s]])) {
+            $a[$s] = new ConstStub(self::$errorTypes[$a[$s]], $a[$s]);
+        }
+
+        return $a;
+    }
+
+    public static function castThrowingCasterException(ThrowingCasterException $e, array $a, Stub $stub, $isNested)
+    {
+        $trace = Caster::PREFIX_VIRTUAL.'trace';
+        $prefix = Caster::PREFIX_PROTECTED;
+        $xPrefix = "\0Exception\0";
+
+        if (isset($a[$xPrefix.'previous'], $a[$trace]) && $a[$xPrefix.'previous'] instanceof \Exception) {
+            $b = (array) $a[$xPrefix.'previous'];
+            $class = get_debug_type($a[$xPrefix.'previous']);
+            self::traceUnshift($b[$xPrefix.'trace'], $class, $b[$prefix.'file'], $b[$prefix.'line']);
+            $a[$trace] = new TraceStub($b[$xPrefix.'trace'], false, 0, -\count($a[$trace]->value));
+        }
+
+        unset($a[$xPrefix.'previous'], $a[$prefix.'code'], $a[$prefix.'file'], $a[$prefix.'line']);
+
+        return $a;
+    }
+
+    public static function castSilencedErrorContext(SilencedErrorContext $e, array $a, Stub $stub, $isNested)
+    {
+        $sPrefix = "\0".SilencedErrorContext::class."\0";
+
+        if (!isset($a[$s = $sPrefix.'severity'])) {
+            return $a;
+        }
+
+        if (isset(self::$errorTypes[$a[$s]])) {
+            $a[$s] = new ConstStub(self::$errorTypes[$a[$s]], $a[$s]);
+        }
+
+        $trace = [[
+            'file' => $a[$sPrefix.'file'],
+            'line' => $a[$sPrefix.'line'],
+        ]];
+
+        if (isset($a[$sPrefix.'trace'])) {
+            $trace = array_merge($trace, $a[$sPrefix.'trace']);
+        }
+
+        unset($a[$sPrefix.'file'], $a[$sPrefix.'line'], $a[$sPrefix.'trace']);
+        $a[Caster::PREFIX_VIRTUAL.'trace'] = new TraceStub($trace, self::$traceArgs);
+
+        return $a;
+    }
+
+    public static function castTraceStub(TraceStub $trace, array $a, Stub $stub, $isNested)
+    {
+        if (!$isNested) {
+            return $a;
+        }
+        $stub->class = '';
+        $stub->handle = 0;
+        $frames = $trace->value;
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $a = [];
+        $j = \count($frames);
+        if (0 > $i = $trace->sliceOffset) {
+            $i = max(0, $j + $i);
+        }
+        if (!isset($trace->value[$i])) {
+            return [];
+        }
+        $lastCall = isset($frames[$i]['function']) ? (isset($frames[$i]['class']) ? $frames[0]['class'].$frames[$i]['type'] : '').$frames[$i]['function'].'()' : '';
+        $frames[] = ['function' => ''];
+        $collapse = false;
+
+        for ($j += $trace->numberingOffset - $i++; isset($frames[$i]); ++$i, --$j) {
+            $f = $frames[$i];
+            $call = isset($f['function']) ? (isset($f['class']) ? $f['class'].$f['type'] : '').$f['function'] : '???';
+
+            $frame = new FrameStub(
+                [
+                    'object' => isset($f['object']) ? $f['object'] : null,
+                    'class' => isset($f['class']) ? $f['class'] : null,
+                    'type' => isset($f['type']) ? $f['type'] : null,
+                    'function' => isset($f['function']) ? $f['function'] : null,
+                ] + $frames[$i - 1],
+                false,
+                true
+            );
+            $f = self::castFrameStub($frame, [], $frame, true);
+            if (isset($f[$prefix.'src'])) {
+                foreach ($f[$prefix.'src']->value as $label => $frame) {
+                    if (0 === strpos($label, "\0~collapse=0")) {
+                        if ($collapse) {
+                            $label = substr_replace($label, '1', 11, 1);
+                        } else {
+                            $collapse = true;
+                        }
+                    }
+                    $label = substr_replace($label, "title=Stack level $j.&", 2, 0);
+                }
+                $f = $frames[$i - 1];
+                if ($trace->keepArgs && !empty($f['args']) && $frame instanceof EnumStub) {
+                    $frame->value['arguments'] = new ArgsStub($f['args'], isset($f['function']) ? $f['function'] : null, isset($f['class']) ? $f['class'] : null);
+                }
+            } elseif ('???' !== $lastCall) {
+                $label = new ClassStub($lastCall);
+                if (isset($label->attr['ellipsis'])) {
+                    $label->attr['ellipsis'] += 2;
+                    $label = substr_replace($prefix, "ellipsis-type=class&ellipsis={$label->attr['ellipsis']}&ellipsis-tail=1&title=Stack level $j.", 2, 0).$label->value.'()';
+                } else {
+                    $label = substr_replace($prefix, "title=Stack level $j.", 2, 0).$label->value.'()';
+                }
+            } else {
+                $label = substr_replace($prefix, "title=Stack level $j.", 2, 0).$lastCall;
+            }
+            $a[substr_replace($label, sprintf('separator=%s&', $frame instanceof EnumStub ? ' ' : ':'), 2, 0)] = $frame;
+
+            $lastCall = $call;
+        }
+        if (null !== $trace->sliceLength) {
+            $a = \array_slice($a, 0, $trace->sliceLength, true);
+        }
+
+        return $a;
+    }
+
+    public static function castFrameStub(FrameStub $frame, array $a, Stub $stub, $isNested)
+    {
+        if (!$isNested) {
+            return $a;
+        }
+        $f = $frame->value;
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        if (isset($f['file'], $f['line'])) {
+            $cacheKey = $f;
+            unset($cacheKey['object'], $cacheKey['args']);
+            $cacheKey[] = self::$srcContext;
+            $cacheKey = implode('-', $cacheKey);
+
+            if (isset(self::$framesCache[$cacheKey])) {
+                $a[$prefix.'src'] = self::$framesCache[$cacheKey];
+            } else {
+                if (preg_match('/\((\d+)\)(?:\([\da-f]{32}\))? : (?:eval\(\)\'d code|runtime-created function)$/', $f['file'], $match)) {
+                    $f['file'] = substr($f['file'], 0, -\strlen($match[0]));
+                    $f['line'] = (int) $match[1];
+                }
+                $src = $f['line'];
+                $srcKey = $f['file'];
+                $ellipsis = new LinkStub($srcKey, 0);
+                $srcAttr = 'collapse='.(int) $ellipsis->inVendor;
+                $ellipsisTail = isset($ellipsis->attr['ellipsis-tail']) ? $ellipsis->attr['ellipsis-tail'] : 0;
+                $ellipsis = isset($ellipsis->attr['ellipsis']) ? $ellipsis->attr['ellipsis'] : 0;
+
+                if (file_exists($f['file']) && 0 <= self::$srcContext) {
+                    if (!empty($f['class']) && (is_subclass_of($f['class'], 'Twig\Template') || is_subclass_of($f['class'], 'Twig_Template')) && method_exists($f['class'], 'getDebugInfo')) {
+                        $template = isset($f['object']) ? $f['object'] : unserialize(sprintf('O:%d:"%s":0:{}', \strlen($f['class']), $f['class']));
+
+                        $ellipsis = 0;
+                        $templateSrc = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getCode() : (method_exists($template, 'getSource') ? $template->getSource() : '');
+                        $templateInfo = $template->getDebugInfo();
+                        if (isset($templateInfo[$f['line']])) {
+                            if (!method_exists($template, 'getSourceContext') || !file_exists($templatePath = $template->getSourceContext()->getPath())) {
+                                $templatePath = null;
+                            }
+                            if ($templateSrc) {
+                                $src = self::extractSource($templateSrc, $templateInfo[$f['line']], self::$srcContext, 'twig', $templatePath, $f);
+                                $srcKey = ($templatePath ?: $template->getTemplateName()).':'.$templateInfo[$f['line']];
+                            }
+                        }
+                    }
+                    if ($srcKey == $f['file']) {
+                        $src = self::extractSource(file_get_contents($f['file']), $f['line'], self::$srcContext, 'php', $f['file'], $f);
+                        $srcKey .= ':'.$f['line'];
+                        if ($ellipsis) {
+                            $ellipsis += 1 + \strlen($f['line']);
+                        }
+                    }
+                    $srcAttr .= sprintf('&separator= &file=%s&line=%d', rawurlencode($f['file']), $f['line']);
+                } else {
+                    $srcAttr .= '&separator=:';
+                }
+                $srcAttr .= $ellipsis ? '&ellipsis-type=path&ellipsis='.$ellipsis.'&ellipsis-tail='.$ellipsisTail : '';
+                self::$framesCache[$cacheKey] = $a[$prefix.'src'] = new EnumStub(["\0~$srcAttr\0$srcKey" => $src]);
+            }
+        }
+
+        unset($a[$prefix.'args'], $a[$prefix.'line'], $a[$prefix.'file']);
+        if ($frame->inTraceStub) {
+            unset($a[$prefix.'class'], $a[$prefix.'type'], $a[$prefix.'function']);
+        }
+        foreach ($a as $k => $v) {
+            if (!$v) {
+                unset($a[$k]);
+            }
+        }
+        if ($frame->keepArgs && !empty($f['args'])) {
+            $a[$prefix.'arguments'] = new ArgsStub($f['args'], $f['function'], $f['class']);
+        }
+
+        return $a;
+    }
+
+    private static function filterExceptionArray(string $xClass, array $a, string $xPrefix, int $filter): array
+    {
+        if (isset($a[$xPrefix.'trace'])) {
+            $trace = $a[$xPrefix.'trace'];
+            unset($a[$xPrefix.'trace']); // Ensures the trace is always last
+        } else {
+            $trace = [];
+        }
+
+        if (!($filter & Caster::EXCLUDE_VERBOSE) && $trace) {
+            if (isset($a[Caster::PREFIX_PROTECTED.'file'], $a[Caster::PREFIX_PROTECTED.'line'])) {
+                self::traceUnshift($trace, $xClass, $a[Caster::PREFIX_PROTECTED.'file'], $a[Caster::PREFIX_PROTECTED.'line']);
+            }
+            $a[Caster::PREFIX_VIRTUAL.'trace'] = new TraceStub($trace, self::$traceArgs);
+        }
+        if (empty($a[$xPrefix.'previous'])) {
+            unset($a[$xPrefix.'previous']);
+        }
+        unset($a[$xPrefix.'string'], $a[Caster::PREFIX_DYNAMIC.'xdebug_message'], $a[Caster::PREFIX_DYNAMIC.'__destructorException']);
+
+        if (isset($a[Caster::PREFIX_PROTECTED.'message']) && false !== strpos($a[Caster::PREFIX_PROTECTED.'message'], "@anonymous\0")) {
+            $a[Caster::PREFIX_PROTECTED.'message'] = preg_replace_callback('/[a-zA-Z_\x7f-\xff][\\\\a-zA-Z0-9_\x7f-\xff]*+@anonymous\x00.*?\.php(?:0x?|:[0-9]++\$)[0-9a-fA-F]++/', function ($m) {
+                return class_exists($m[0], false) ? (get_parent_class($m[0]) ?: key(class_implements($m[0])) ?: 'class').'@anonymous' : $m[0];
+            }, $a[Caster::PREFIX_PROTECTED.'message']);
+        }
+
+        if (isset($a[Caster::PREFIX_PROTECTED.'file'], $a[Caster::PREFIX_PROTECTED.'line'])) {
+            $a[Caster::PREFIX_PROTECTED.'file'] = new LinkStub($a[Caster::PREFIX_PROTECTED.'file'], $a[Caster::PREFIX_PROTECTED.'line']);
+        }
+
+        return $a;
+    }
+
+    private static function traceUnshift(array &$trace, ?string $class, string $file, int $line): void
+    {
+        if (isset($trace[0]['file'], $trace[0]['line']) && $trace[0]['file'] === $file && $trace[0]['line'] === $line) {
+            return;
+        }
+        array_unshift($trace, [
+            'function' => $class ? 'new '.$class : null,
+            'file' => $file,
+            'line' => $line,
+        ]);
+    }
+
+    private static function extractSource(string $srcLines, int $line, int $srcContext, string $lang, ?string $file, array $frame): EnumStub
+    {
+        $srcLines = explode("\n", $srcLines);
+        $src = [];
+
+        for ($i = $line - 1 - $srcContext; $i <= $line - 1 + $srcContext; ++$i) {
+            $src[] = (isset($srcLines[$i]) ? $srcLines[$i] : '')."\n";
+        }
+
+        if ($frame['function'] ?? false) {
+            $stub = new CutStub(new \stdClass());
+            $stub->class = (isset($frame['class']) ? $frame['class'].$frame['type'] : '').$frame['function'];
+            $stub->type = Stub::TYPE_OBJECT;
+            $stub->attr['cut_hash'] = true;
+            $stub->attr['file'] = $frame['file'];
+            $stub->attr['line'] = $frame['line'];
+
+            try {
+                $caller = isset($frame['class']) ? new \ReflectionMethod($frame['class'], $frame['function']) : new \ReflectionFunction($frame['function']);
+                $stub->class .= ReflectionCaster::getSignature(ReflectionCaster::castFunctionAbstract($caller, [], $stub, true, Caster::EXCLUDE_VERBOSE));
+
+                if ($f = $caller->getFileName()) {
+                    $stub->attr['file'] = $f;
+                    $stub->attr['line'] = $caller->getStartLine();
+                }
+            } catch (\ReflectionException $e) {
+                // ignore fake class/function
+            }
+
+            $srcLines = ["\0~separator=\0" => $stub];
+        } else {
+            $stub = null;
+            $srcLines = [];
+        }
+
+        $ltrim = 0;
+        do {
+            $pad = null;
+            for ($i = $srcContext << 1; $i >= 0; --$i) {
+                if (isset($src[$i][$ltrim]) && "\r" !== ($c = $src[$i][$ltrim]) && "\n" !== $c) {
+                    if (null === $pad) {
+                        $pad = $c;
+                    }
+                    if ((' ' !== $c && "\t" !== $c) || $pad !== $c) {
+                        break;
+                    }
+                }
+            }
+            ++$ltrim;
+        } while (0 > $i && null !== $pad);
+
+        --$ltrim;
+
+        foreach ($src as $i => $c) {
+            if ($ltrim) {
+                $c = isset($c[$ltrim]) && "\r" !== $c[$ltrim] ? substr($c, $ltrim) : ltrim($c, " \t");
+            }
+            $c = substr($c, 0, -1);
+            if ($i !== $srcContext) {
+                $c = new ConstStub('default', $c);
+            } else {
+                $c = new ConstStub($c, $stub ? 'in '.$stub->class : '');
+                if (null !== $file) {
+                    $c->attr['file'] = $file;
+                    $c->attr['line'] = $line;
+                }
+            }
+            $c->attr['lang'] = $lang;
+            $srcLines[sprintf("\0~separator=› &%d\0", $i + $line - $srcContext)] = $c;
+        }
+
+        return new EnumStub($srcLines);
+    }
+}

vendor/symfony/var-dumper/Caster/FrameStub.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+/**
+ * Represents a single backtrace frame as returned by debug_backtrace() or Exception->getTrace().
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class FrameStub extends EnumStub
+{
+    public $keepArgs;
+    public $inTraceStub;
+
+    public function __construct(array $frame, bool $keepArgs = true, bool $inTraceStub = false)
+    {
+        $this->value = $frame;
+        $this->keepArgs = $keepArgs;
+        $this->inTraceStub = $inTraceStub;
+    }
+}

vendor/symfony/var-dumper/Caster/GmpCaster.php

@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts GMP objects to array representation.
+ *
+ * @author Hamza Amrouche <hamza.simperfit@gmail.com>
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class GmpCaster
+{
+    public static function castGmp(\GMP $gmp, array $a, Stub $stub, $isNested, $filter): array
+    {
+        $a[Caster::PREFIX_VIRTUAL.'value'] = new ConstStub(gmp_strval($gmp), gmp_strval($gmp));
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/ImagineCaster.php

@@ -0,0 +1,37 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Imagine\Image\ImageInterface;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+final class ImagineCaster
+{
+    public static function castImage(ImageInterface $c, array $a, Stub $stub, bool $isNested): array
+    {
+        $imgData = $c->get('png');
+        if (\strlen($imgData) > 1 * 1000 * 1000) {
+            $a += [
+                Caster::PREFIX_VIRTUAL.'image' => new ConstStub($c->getSize()),
+            ];
+        } else {
+            $a += [
+                Caster::PREFIX_VIRTUAL.'image' => new ImgStub($imgData, 'image/png', $c->getSize()),
+            ];
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/ImgStub.php

@@ -0,0 +1,26 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+/**
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+class ImgStub extends ConstStub
+{
+    public function __construct(string $data, string $contentType, string $size)
+    {
+        $this->value = '';
+        $this->attr['img-data'] = $data;
+        $this->attr['img-size'] = $size;
+        $this->attr['content-type'] = $contentType;
+    }
+}

vendor/symfony/var-dumper/Caster/IntlCaster.php

@@ -0,0 +1,172 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ * @author Jan Schädlich <jan.schaedlich@sensiolabs.de>
+ *
+ * @final since Symfony 4.4
+ */
+class IntlCaster
+{
+    public static function castMessageFormatter(\MessageFormatter $c, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'locale' => $c->getLocale(),
+            Caster::PREFIX_VIRTUAL.'pattern' => $c->getPattern(),
+        ];
+
+        return self::castError($c, $a);
+    }
+
+    public static function castNumberFormatter(\NumberFormatter $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'locale' => $c->getLocale(),
+            Caster::PREFIX_VIRTUAL.'pattern' => $c->getPattern(),
+        ];
+
+        if ($filter & Caster::EXCLUDE_VERBOSE) {
+            $stub->cut += 3;
+
+            return self::castError($c, $a);
+        }
+
+        $a += [
+            Caster::PREFIX_VIRTUAL.'attributes' => new EnumStub(
+                [
+                    'PARSE_INT_ONLY' => $c->getAttribute(\NumberFormatter::PARSE_INT_ONLY),
+                    'GROUPING_USED' => $c->getAttribute(\NumberFormatter::GROUPING_USED),
+                    'DECIMAL_ALWAYS_SHOWN' => $c->getAttribute(\NumberFormatter::DECIMAL_ALWAYS_SHOWN),
+                    'MAX_INTEGER_DIGITS' => $c->getAttribute(\NumberFormatter::MAX_INTEGER_DIGITS),
+                    'MIN_INTEGER_DIGITS' => $c->getAttribute(\NumberFormatter::MIN_INTEGER_DIGITS),
+                    'INTEGER_DIGITS' => $c->getAttribute(\NumberFormatter::INTEGER_DIGITS),
+                    'MAX_FRACTION_DIGITS' => $c->getAttribute(\NumberFormatter::MAX_FRACTION_DIGITS),
+                    'MIN_FRACTION_DIGITS' => $c->getAttribute(\NumberFormatter::MIN_FRACTION_DIGITS),
+                    'FRACTION_DIGITS' => $c->getAttribute(\NumberFormatter::FRACTION_DIGITS),
+                    'MULTIPLIER' => $c->getAttribute(\NumberFormatter::MULTIPLIER),
+                    'GROUPING_SIZE' => $c->getAttribute(\NumberFormatter::GROUPING_SIZE),
+                    'ROUNDING_MODE' => $c->getAttribute(\NumberFormatter::ROUNDING_MODE),
+                    'ROUNDING_INCREMENT' => $c->getAttribute(\NumberFormatter::ROUNDING_INCREMENT),
+                    'FORMAT_WIDTH' => $c->getAttribute(\NumberFormatter::FORMAT_WIDTH),
+                    'PADDING_POSITION' => $c->getAttribute(\NumberFormatter::PADDING_POSITION),
+                    'SECONDARY_GROUPING_SIZE' => $c->getAttribute(\NumberFormatter::SECONDARY_GROUPING_SIZE),
+                    'SIGNIFICANT_DIGITS_USED' => $c->getAttribute(\NumberFormatter::SIGNIFICANT_DIGITS_USED),
+                    'MIN_SIGNIFICANT_DIGITS' => $c->getAttribute(\NumberFormatter::MIN_SIGNIFICANT_DIGITS),
+                    'MAX_SIGNIFICANT_DIGITS' => $c->getAttribute(\NumberFormatter::MAX_SIGNIFICANT_DIGITS),
+                    'LENIENT_PARSE' => $c->getAttribute(\NumberFormatter::LENIENT_PARSE),
+                ]
+            ),
+            Caster::PREFIX_VIRTUAL.'text_attributes' => new EnumStub(
+                [
+                    'POSITIVE_PREFIX' => $c->getTextAttribute(\NumberFormatter::POSITIVE_PREFIX),
+                    'POSITIVE_SUFFIX' => $c->getTextAttribute(\NumberFormatter::POSITIVE_SUFFIX),
+                    'NEGATIVE_PREFIX' => $c->getTextAttribute(\NumberFormatter::NEGATIVE_PREFIX),
+                    'NEGATIVE_SUFFIX' => $c->getTextAttribute(\NumberFormatter::NEGATIVE_SUFFIX),
+                    'PADDING_CHARACTER' => $c->getTextAttribute(\NumberFormatter::PADDING_CHARACTER),
+                    'CURRENCY_CODE' => $c->getTextAttribute(\NumberFormatter::CURRENCY_CODE),
+                    'DEFAULT_RULESET' => $c->getTextAttribute(\NumberFormatter::DEFAULT_RULESET),
+                    'PUBLIC_RULESETS' => $c->getTextAttribute(\NumberFormatter::PUBLIC_RULESETS),
+                ]
+            ),
+            Caster::PREFIX_VIRTUAL.'symbols' => new EnumStub(
+                [
+                    'DECIMAL_SEPARATOR_SYMBOL' => $c->getSymbol(\NumberFormatter::DECIMAL_SEPARATOR_SYMBOL),
+                    'GROUPING_SEPARATOR_SYMBOL' => $c->getSymbol(\NumberFormatter::GROUPING_SEPARATOR_SYMBOL),
+                    'PATTERN_SEPARATOR_SYMBOL' => $c->getSymbol(\NumberFormatter::PATTERN_SEPARATOR_SYMBOL),
+                    'PERCENT_SYMBOL' => $c->getSymbol(\NumberFormatter::PERCENT_SYMBOL),
+                    'ZERO_DIGIT_SYMBOL' => $c->getSymbol(\NumberFormatter::ZERO_DIGIT_SYMBOL),
+                    'DIGIT_SYMBOL' => $c->getSymbol(\NumberFormatter::DIGIT_SYMBOL),
+                    'MINUS_SIGN_SYMBOL' => $c->getSymbol(\NumberFormatter::MINUS_SIGN_SYMBOL),
+                    'PLUS_SIGN_SYMBOL' => $c->getSymbol(\NumberFormatter::PLUS_SIGN_SYMBOL),
+                    'CURRENCY_SYMBOL' => $c->getSymbol(\NumberFormatter::CURRENCY_SYMBOL),
+                    'INTL_CURRENCY_SYMBOL' => $c->getSymbol(\NumberFormatter::INTL_CURRENCY_SYMBOL),
+                    'MONETARY_SEPARATOR_SYMBOL' => $c->getSymbol(\NumberFormatter::MONETARY_SEPARATOR_SYMBOL),
+                    'EXPONENTIAL_SYMBOL' => $c->getSymbol(\NumberFormatter::EXPONENTIAL_SYMBOL),
+                    'PERMILL_SYMBOL' => $c->getSymbol(\NumberFormatter::PERMILL_SYMBOL),
+                    'PAD_ESCAPE_SYMBOL' => $c->getSymbol(\NumberFormatter::PAD_ESCAPE_SYMBOL),
+                    'INFINITY_SYMBOL' => $c->getSymbol(\NumberFormatter::INFINITY_SYMBOL),
+                    'NAN_SYMBOL' => $c->getSymbol(\NumberFormatter::NAN_SYMBOL),
+                    'SIGNIFICANT_DIGIT_SYMBOL' => $c->getSymbol(\NumberFormatter::SIGNIFICANT_DIGIT_SYMBOL),
+                    'MONETARY_GROUPING_SEPARATOR_SYMBOL' => $c->getSymbol(\NumberFormatter::MONETARY_GROUPING_SEPARATOR_SYMBOL),
+                ]
+             ),
+        ];
+
+        return self::castError($c, $a);
+    }
+
+    public static function castIntlTimeZone(\IntlTimeZone $c, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'display_name' => $c->getDisplayName(),
+            Caster::PREFIX_VIRTUAL.'id' => $c->getID(),
+            Caster::PREFIX_VIRTUAL.'raw_offset' => $c->getRawOffset(),
+        ];
+
+        if ($c->useDaylightTime()) {
+            $a += [
+                Caster::PREFIX_VIRTUAL.'dst_savings' => $c->getDSTSavings(),
+            ];
+        }
+
+        return self::castError($c, $a);
+    }
+
+    public static function castIntlCalendar(\IntlCalendar $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'type' => $c->getType(),
+            Caster::PREFIX_VIRTUAL.'first_day_of_week' => $c->getFirstDayOfWeek(),
+            Caster::PREFIX_VIRTUAL.'minimal_days_in_first_week' => $c->getMinimalDaysInFirstWeek(),
+            Caster::PREFIX_VIRTUAL.'repeated_wall_time_option' => $c->getRepeatedWallTimeOption(),
+            Caster::PREFIX_VIRTUAL.'skipped_wall_time_option' => $c->getSkippedWallTimeOption(),
+            Caster::PREFIX_VIRTUAL.'time' => $c->getTime(),
+            Caster::PREFIX_VIRTUAL.'in_daylight_time' => $c->inDaylightTime(),
+            Caster::PREFIX_VIRTUAL.'is_lenient' => $c->isLenient(),
+            Caster::PREFIX_VIRTUAL.'time_zone' => ($filter & Caster::EXCLUDE_VERBOSE) ? new CutStub($c->getTimeZone()) : $c->getTimeZone(),
+        ];
+
+        return self::castError($c, $a);
+    }
+
+    public static function castIntlDateFormatter(\IntlDateFormatter $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'locale' => $c->getLocale(),
+            Caster::PREFIX_VIRTUAL.'pattern' => $c->getPattern(),
+            Caster::PREFIX_VIRTUAL.'calendar' => $c->getCalendar(),
+            Caster::PREFIX_VIRTUAL.'time_zone_id' => $c->getTimeZoneId(),
+            Caster::PREFIX_VIRTUAL.'time_type' => $c->getTimeType(),
+            Caster::PREFIX_VIRTUAL.'date_type' => $c->getDateType(),
+            Caster::PREFIX_VIRTUAL.'calendar_object' => ($filter & Caster::EXCLUDE_VERBOSE) ? new CutStub($c->getCalendarObject()) : $c->getCalendarObject(),
+            Caster::PREFIX_VIRTUAL.'time_zone' => ($filter & Caster::EXCLUDE_VERBOSE) ? new CutStub($c->getTimeZone()) : $c->getTimeZone(),
+        ];
+
+        return self::castError($c, $a);
+    }
+
+    private static function castError($c, array $a): array
+    {
+        if ($errorCode = $c->getErrorCode()) {
+            $a += [
+                Caster::PREFIX_VIRTUAL.'error_code' => $errorCode,
+                Caster::PREFIX_VIRTUAL.'error_message' => $c->getErrorMessage(),
+            ];
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/LinkStub.php

@@ -0,0 +1,108 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+/**
+ * Represents a file or a URL.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class LinkStub extends ConstStub
+{
+    public $inVendor = false;
+
+    private static $vendorRoots;
+    private static $composerRoots;
+
+    public function __construct($label, int $line = 0, $href = null)
+    {
+        $this->value = $label;
+
+        if (null === $href) {
+            $href = $label;
+        }
+        if (!\is_string($href)) {
+            return;
+        }
+        if (0 === strpos($href, 'file://')) {
+            if ($href === $label) {
+                $label = substr($label, 7);
+            }
+            $href = substr($href, 7);
+        } elseif (false !== strpos($href, '://')) {
+            $this->attr['href'] = $href;
+
+            return;
+        }
+        if (!file_exists($href)) {
+            return;
+        }
+        if ($line) {
+            $this->attr['line'] = $line;
+        }
+        if ($label !== $this->attr['file'] = realpath($href) ?: $href) {
+            return;
+        }
+        if ($composerRoot = $this->getComposerRoot($href, $this->inVendor)) {
+            $this->attr['ellipsis'] = \strlen($href) - \strlen($composerRoot) + 1;
+            $this->attr['ellipsis-type'] = 'path';
+            $this->attr['ellipsis-tail'] = 1 + ($this->inVendor ? 2 + \strlen(implode('', \array_slice(explode(\DIRECTORY_SEPARATOR, substr($href, 1 - $this->attr['ellipsis'])), 0, 2))) : 0);
+        } elseif (3 < \count($ellipsis = explode(\DIRECTORY_SEPARATOR, $href))) {
+            $this->attr['ellipsis'] = 2 + \strlen(implode('', \array_slice($ellipsis, -2)));
+            $this->attr['ellipsis-type'] = 'path';
+            $this->attr['ellipsis-tail'] = 1;
+        }
+    }
+
+    private function getComposerRoot(string $file, bool &$inVendor)
+    {
+        if (null === self::$vendorRoots) {
+            self::$vendorRoots = [];
+
+            foreach (get_declared_classes() as $class) {
+                if ('C' === $class[0] && 0 === strpos($class, 'ComposerAutoloaderInit')) {
+                    $r = new \ReflectionClass($class);
+                    $v = \dirname($r->getFileName(), 2);
+                    if (file_exists($v.'/composer/installed.json')) {
+                        self::$vendorRoots[] = $v.\DIRECTORY_SEPARATOR;
+                    }
+                }
+            }
+        }
+        $inVendor = false;
+
+        if (isset(self::$composerRoots[$dir = \dirname($file)])) {
+            return self::$composerRoots[$dir];
+        }
+
+        foreach (self::$vendorRoots as $root) {
+            if ($inVendor = 0 === strpos($file, $root)) {
+                return $root;
+            }
+        }
+
+        $parent = $dir;
+        while (!@file_exists($parent.'/composer.json')) {
+            if (!@file_exists($parent)) {
+                // open_basedir restriction in effect
+                break;
+            }
+            if ($parent === \dirname($parent)) {
+                return self::$composerRoots[$dir] = false;
+            }
+
+            $parent = \dirname($parent);
+        }
+
+        return self::$composerRoots[$dir] = $parent.\DIRECTORY_SEPARATOR;
+    }
+}

vendor/symfony/var-dumper/Caster/MemcachedCaster.php

@@ -0,0 +1,81 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Jan Schädlich <jan.schaedlich@sensiolabs.de>
+ *
+ * @final since Symfony 4.4
+ */
+class MemcachedCaster
+{
+    private static $optionConstants;
+    private static $defaultOptions;
+
+    public static function castMemcached(\Memcached $c, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'servers' => $c->getServerList(),
+            Caster::PREFIX_VIRTUAL.'options' => new EnumStub(
+                self::getNonDefaultOptions($c)
+            ),
+        ];
+
+        return $a;
+    }
+
+    private static function getNonDefaultOptions(\Memcached $c): array
+    {
+        self::$defaultOptions = self::$defaultOptions ?? self::discoverDefaultOptions();
+        self::$optionConstants = self::$optionConstants ?? self::getOptionConstants();
+
+        $nonDefaultOptions = [];
+        foreach (self::$optionConstants as $constantKey => $value) {
+            if (self::$defaultOptions[$constantKey] !== $option = $c->getOption($value)) {
+                $nonDefaultOptions[$constantKey] = $option;
+            }
+        }
+
+        return $nonDefaultOptions;
+    }
+
+    private static function discoverDefaultOptions(): array
+    {
+        $defaultMemcached = new \Memcached();
+        $defaultMemcached->addServer('127.0.0.1', 11211);
+
+        $defaultOptions = [];
+        self::$optionConstants = self::$optionConstants ?? self::getOptionConstants();
+
+        foreach (self::$optionConstants as $constantKey => $value) {
+            $defaultOptions[$constantKey] = $defaultMemcached->getOption($value);
+        }
+
+        return $defaultOptions;
+    }
+
+    private static function getOptionConstants(): array
+    {
+        $reflectedMemcached = new \ReflectionClass(\Memcached::class);
+
+        $optionConstants = [];
+        foreach ($reflectedMemcached->getConstants() as $constantKey => $value) {
+            if (0 === strpos($constantKey, 'OPT_')) {
+                $optionConstants[$constantKey] = $value;
+            }
+        }
+
+        return $optionConstants;
+    }
+}

vendor/symfony/var-dumper/Caster/PdoCaster.php

@@ -0,0 +1,122 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts PDO related classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class PdoCaster
+{
+    private static $pdoAttributes = [
+        'CASE' => [
+            \PDO::CASE_LOWER => 'LOWER',
+            \PDO::CASE_NATURAL => 'NATURAL',
+            \PDO::CASE_UPPER => 'UPPER',
+        ],
+        'ERRMODE' => [
+            \PDO::ERRMODE_SILENT => 'SILENT',
+            \PDO::ERRMODE_WARNING => 'WARNING',
+            \PDO::ERRMODE_EXCEPTION => 'EXCEPTION',
+        ],
+        'TIMEOUT',
+        'PREFETCH',
+        'AUTOCOMMIT',
+        'PERSISTENT',
+        'DRIVER_NAME',
+        'SERVER_INFO',
+        'ORACLE_NULLS' => [
+            \PDO::NULL_NATURAL => 'NATURAL',
+            \PDO::NULL_EMPTY_STRING => 'EMPTY_STRING',
+            \PDO::NULL_TO_STRING => 'TO_STRING',
+        ],
+        'CLIENT_VERSION',
+        'SERVER_VERSION',
+        'STATEMENT_CLASS',
+        'EMULATE_PREPARES',
+        'CONNECTION_STATUS',
+        'STRINGIFY_FETCHES',
+        'DEFAULT_FETCH_MODE' => [
+            \PDO::FETCH_ASSOC => 'ASSOC',
+            \PDO::FETCH_BOTH => 'BOTH',
+            \PDO::FETCH_LAZY => 'LAZY',
+            \PDO::FETCH_NUM => 'NUM',
+            \PDO::FETCH_OBJ => 'OBJ',
+        ],
+    ];
+
+    public static function castPdo(\PDO $c, array $a, Stub $stub, $isNested)
+    {
+        $attr = [];
+        $errmode = $c->getAttribute(\PDO::ATTR_ERRMODE);
+        $c->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
+
+        foreach (self::$pdoAttributes as $k => $v) {
+            if (!isset($k[0])) {
+                $k = $v;
+                $v = [];
+            }
+
+            try {
+                $attr[$k] = 'ERRMODE' === $k ? $errmode : $c->getAttribute(\constant('PDO::ATTR_'.$k));
+                if ($v && isset($v[$attr[$k]])) {
+                    $attr[$k] = new ConstStub($v[$attr[$k]], $attr[$k]);
+                }
+            } catch (\Exception $e) {
+            }
+        }
+        if (isset($attr[$k = 'STATEMENT_CLASS'][1])) {
+            if ($attr[$k][1]) {
+                $attr[$k][1] = new ArgsStub($attr[$k][1], '__construct', $attr[$k][0]);
+            }
+            $attr[$k][0] = new ClassStub($attr[$k][0]);
+        }
+
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $a += [
+            $prefix.'inTransaction' => method_exists($c, 'inTransaction'),
+            $prefix.'errorInfo' => $c->errorInfo(),
+            $prefix.'attributes' => new EnumStub($attr),
+        ];
+
+        if ($a[$prefix.'inTransaction']) {
+            $a[$prefix.'inTransaction'] = $c->inTransaction();
+        } else {
+            unset($a[$prefix.'inTransaction']);
+        }
+
+        if (!isset($a[$prefix.'errorInfo'][1], $a[$prefix.'errorInfo'][2])) {
+            unset($a[$prefix.'errorInfo']);
+        }
+
+        $c->setAttribute(\PDO::ATTR_ERRMODE, $errmode);
+
+        return $a;
+    }
+
+    public static function castPdoStatement(\PDOStatement $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $a[$prefix.'errorInfo'] = $c->errorInfo();
+
+        if (!isset($a[$prefix.'errorInfo'][1], $a[$prefix.'errorInfo'][2])) {
+            unset($a[$prefix.'errorInfo']);
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/PgSqlCaster.php

@@ -0,0 +1,156 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts pqsql resources to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class PgSqlCaster
+{
+    private static $paramCodes = [
+        'server_encoding',
+        'client_encoding',
+        'is_superuser',
+        'session_authorization',
+        'DateStyle',
+        'TimeZone',
+        'IntervalStyle',
+        'integer_datetimes',
+        'application_name',
+        'standard_conforming_strings',
+    ];
+
+    private static $transactionStatus = [
+        \PGSQL_TRANSACTION_IDLE => 'PGSQL_TRANSACTION_IDLE',
+        \PGSQL_TRANSACTION_ACTIVE => 'PGSQL_TRANSACTION_ACTIVE',
+        \PGSQL_TRANSACTION_INTRANS => 'PGSQL_TRANSACTION_INTRANS',
+        \PGSQL_TRANSACTION_INERROR => 'PGSQL_TRANSACTION_INERROR',
+        \PGSQL_TRANSACTION_UNKNOWN => 'PGSQL_TRANSACTION_UNKNOWN',
+    ];
+
+    private static $resultStatus = [
+        \PGSQL_EMPTY_QUERY => 'PGSQL_EMPTY_QUERY',
+        \PGSQL_COMMAND_OK => 'PGSQL_COMMAND_OK',
+        \PGSQL_TUPLES_OK => 'PGSQL_TUPLES_OK',
+        \PGSQL_COPY_OUT => 'PGSQL_COPY_OUT',
+        \PGSQL_COPY_IN => 'PGSQL_COPY_IN',
+        \PGSQL_BAD_RESPONSE => 'PGSQL_BAD_RESPONSE',
+        \PGSQL_NONFATAL_ERROR => 'PGSQL_NONFATAL_ERROR',
+        \PGSQL_FATAL_ERROR => 'PGSQL_FATAL_ERROR',
+    ];
+
+    private static $diagCodes = [
+        'severity' => \PGSQL_DIAG_SEVERITY,
+        'sqlstate' => \PGSQL_DIAG_SQLSTATE,
+        'message' => \PGSQL_DIAG_MESSAGE_PRIMARY,
+        'detail' => \PGSQL_DIAG_MESSAGE_DETAIL,
+        'hint' => \PGSQL_DIAG_MESSAGE_HINT,
+        'statement position' => \PGSQL_DIAG_STATEMENT_POSITION,
+        'internal position' => \PGSQL_DIAG_INTERNAL_POSITION,
+        'internal query' => \PGSQL_DIAG_INTERNAL_QUERY,
+        'context' => \PGSQL_DIAG_CONTEXT,
+        'file' => \PGSQL_DIAG_SOURCE_FILE,
+        'line' => \PGSQL_DIAG_SOURCE_LINE,
+        'function' => \PGSQL_DIAG_SOURCE_FUNCTION,
+    ];
+
+    public static function castLargeObject($lo, array $a, Stub $stub, $isNested)
+    {
+        $a['seek position'] = pg_lo_tell($lo);
+
+        return $a;
+    }
+
+    public static function castLink($link, array $a, Stub $stub, $isNested)
+    {
+        $a['status'] = pg_connection_status($link);
+        $a['status'] = new ConstStub(\PGSQL_CONNECTION_OK === $a['status'] ? 'PGSQL_CONNECTION_OK' : 'PGSQL_CONNECTION_BAD', $a['status']);
+        $a['busy'] = pg_connection_busy($link);
+
+        $a['transaction'] = pg_transaction_status($link);
+        if (isset(self::$transactionStatus[$a['transaction']])) {
+            $a['transaction'] = new ConstStub(self::$transactionStatus[$a['transaction']], $a['transaction']);
+        }
+
+        $a['pid'] = pg_get_pid($link);
+        $a['last error'] = pg_last_error($link);
+        $a['last notice'] = pg_last_notice($link);
+        $a['host'] = pg_host($link);
+        $a['port'] = pg_port($link);
+        $a['dbname'] = pg_dbname($link);
+        $a['options'] = pg_options($link);
+        $a['version'] = pg_version($link);
+
+        foreach (self::$paramCodes as $v) {
+            if (false !== $s = pg_parameter_status($link, $v)) {
+                $a['param'][$v] = $s;
+            }
+        }
+
+        $a['param']['client_encoding'] = pg_client_encoding($link);
+        $a['param'] = new EnumStub($a['param']);
+
+        return $a;
+    }
+
+    public static function castResult($result, array $a, Stub $stub, $isNested)
+    {
+        $a['num rows'] = pg_num_rows($result);
+        $a['status'] = pg_result_status($result);
+        if (isset(self::$resultStatus[$a['status']])) {
+            $a['status'] = new ConstStub(self::$resultStatus[$a['status']], $a['status']);
+        }
+        $a['command-completion tag'] = pg_result_status($result, \PGSQL_STATUS_STRING);
+
+        if (-1 === $a['num rows']) {
+            foreach (self::$diagCodes as $k => $v) {
+                $a['error'][$k] = pg_result_error_field($result, $v);
+            }
+        }
+
+        $a['affected rows'] = pg_affected_rows($result);
+        $a['last OID'] = pg_last_oid($result);
+
+        $fields = pg_num_fields($result);
+
+        for ($i = 0; $i < $fields; ++$i) {
+            $field = [
+                'name' => pg_field_name($result, $i),
+                'table' => sprintf('%s (OID: %s)', pg_field_table($result, $i), pg_field_table($result, $i, true)),
+                'type' => sprintf('%s (OID: %s)', pg_field_type($result, $i), pg_field_type_oid($result, $i)),
+                'nullable' => (bool) pg_field_is_null($result, $i),
+                'storage' => pg_field_size($result, $i).' bytes',
+                'display' => pg_field_prtlen($result, $i).' chars',
+            ];
+            if (' (OID: )' === $field['table']) {
+                $field['table'] = null;
+            }
+            if ('-1 bytes' === $field['storage']) {
+                $field['storage'] = 'variable size';
+            } elseif ('1 bytes' === $field['storage']) {
+                $field['storage'] = '1 byte';
+            }
+            if ('1 chars' === $field['display']) {
+                $field['display'] = '1 char';
+            }
+            $a['fields'][] = new EnumStub($field);
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/ProxyManagerCaster.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use ProxyManager\Proxy\ProxyInterface;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class ProxyManagerCaster
+{
+    public static function castProxy(ProxyInterface $c, array $a, Stub $stub, $isNested)
+    {
+        if ($parent = get_parent_class($c)) {
+            $stub->class .= ' - '.$parent;
+        }
+        $stub->class .= '@proxy';
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/RedisCaster.php

@@ -0,0 +1,152 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Redis class from ext-redis to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class RedisCaster
+{
+    private static $serializer = [
+        \Redis::SERIALIZER_NONE => 'NONE',
+        \Redis::SERIALIZER_PHP => 'PHP',
+        2 => 'IGBINARY', // Optional Redis::SERIALIZER_IGBINARY
+    ];
+
+    private static $mode = [
+        \Redis::ATOMIC => 'ATOMIC',
+        \Redis::MULTI => 'MULTI',
+        \Redis::PIPELINE => 'PIPELINE',
+    ];
+
+    private static $compression = [
+        0 => 'NONE', // Redis::COMPRESSION_NONE
+        1 => 'LZF',  // Redis::COMPRESSION_LZF
+    ];
+
+    private static $failover = [
+        \RedisCluster::FAILOVER_NONE => 'NONE',
+        \RedisCluster::FAILOVER_ERROR => 'ERROR',
+        \RedisCluster::FAILOVER_DISTRIBUTE => 'DISTRIBUTE',
+        \RedisCluster::FAILOVER_DISTRIBUTE_SLAVES => 'DISTRIBUTE_SLAVES',
+    ];
+
+    public static function castRedis(\Redis $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        if (!$connected = $c->isConnected()) {
+            return $a + [
+                $prefix.'isConnected' => $connected,
+            ];
+        }
+
+        $mode = $c->getMode();
+
+        return $a + [
+            $prefix.'isConnected' => $connected,
+            $prefix.'host' => $c->getHost(),
+            $prefix.'port' => $c->getPort(),
+            $prefix.'auth' => $c->getAuth(),
+            $prefix.'mode' => isset(self::$mode[$mode]) ? new ConstStub(self::$mode[$mode], $mode) : $mode,
+            $prefix.'dbNum' => $c->getDbNum(),
+            $prefix.'timeout' => $c->getTimeout(),
+            $prefix.'lastError' => $c->getLastError(),
+            $prefix.'persistentId' => $c->getPersistentID(),
+            $prefix.'options' => self::getRedisOptions($c),
+        ];
+    }
+
+    public static function castRedisArray(\RedisArray $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        return $a + [
+            $prefix.'hosts' => $c->_hosts(),
+            $prefix.'function' => ClassStub::wrapCallable($c->_function()),
+            $prefix.'lastError' => $c->getLastError(),
+            $prefix.'options' => self::getRedisOptions($c),
+        ];
+    }
+
+    public static function castRedisCluster(\RedisCluster $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $failover = $c->getOption(\RedisCluster::OPT_SLAVE_FAILOVER);
+
+        $a += [
+            $prefix.'_masters' => $c->_masters(),
+            $prefix.'_redir' => $c->_redir(),
+            $prefix.'mode' => new ConstStub($c->getMode() ? 'MULTI' : 'ATOMIC', $c->getMode()),
+            $prefix.'lastError' => $c->getLastError(),
+            $prefix.'options' => self::getRedisOptions($c, [
+                'SLAVE_FAILOVER' => isset(self::$failover[$failover]) ? new ConstStub(self::$failover[$failover], $failover) : $failover,
+            ]),
+        ];
+
+        return $a;
+    }
+
+    /**
+     * @param \Redis|\RedisArray|\RedisCluster $redis
+     */
+    private static function getRedisOptions($redis, array $options = []): EnumStub
+    {
+        $serializer = $redis->getOption(\Redis::OPT_SERIALIZER);
+        if (\is_array($serializer)) {
+            foreach ($serializer as &$v) {
+                if (isset(self::$serializer[$v])) {
+                    $v = new ConstStub(self::$serializer[$v], $v);
+                }
+            }
+        } elseif (isset(self::$serializer[$serializer])) {
+            $serializer = new ConstStub(self::$serializer[$serializer], $serializer);
+        }
+
+        $compression = \defined('Redis::OPT_COMPRESSION') ? $redis->getOption(\Redis::OPT_COMPRESSION) : 0;
+        if (\is_array($compression)) {
+            foreach ($compression as &$v) {
+                if (isset(self::$compression[$v])) {
+                    $v = new ConstStub(self::$compression[$v], $v);
+                }
+            }
+        } elseif (isset(self::$compression[$compression])) {
+            $compression = new ConstStub(self::$compression[$compression], $compression);
+        }
+
+        $retry = \defined('Redis::OPT_SCAN') ? $redis->getOption(\Redis::OPT_SCAN) : 0;
+        if (\is_array($retry)) {
+            foreach ($retry as &$v) {
+                $v = new ConstStub($v ? 'RETRY' : 'NORETRY', $v);
+            }
+        } else {
+            $retry = new ConstStub($retry ? 'RETRY' : 'NORETRY', $retry);
+        }
+
+        $options += [
+            'TCP_KEEPALIVE' => \defined('Redis::OPT_TCP_KEEPALIVE') ? $redis->getOption(\Redis::OPT_TCP_KEEPALIVE) : 0,
+            'READ_TIMEOUT' => $redis->getOption(\Redis::OPT_READ_TIMEOUT),
+            'COMPRESSION' => $compression,
+            'SERIALIZER' => $serializer,
+            'PREFIX' => $redis->getOption(\Redis::OPT_PREFIX),
+            'SCAN' => $retry,
+        ];
+
+        return new EnumStub($options);
+    }
+}

vendor/symfony/var-dumper/Caster/ReflectionCaster.php

@@ -0,0 +1,392 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Reflector related classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class ReflectionCaster
+{
+    const UNSET_CLOSURE_FILE_INFO = ['Closure' => __CLASS__.'::unsetClosureFileInfo'];
+
+    private static $extraMap = [
+        'docComment' => 'getDocComment',
+        'extension' => 'getExtensionName',
+        'isDisabled' => 'isDisabled',
+        'isDeprecated' => 'isDeprecated',
+        'isInternal' => 'isInternal',
+        'isUserDefined' => 'isUserDefined',
+        'isGenerator' => 'isGenerator',
+        'isVariadic' => 'isVariadic',
+    ];
+
+    public static function castClosure(\Closure $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $c = new \ReflectionFunction($c);
+
+        $a = static::castFunctionAbstract($c, $a, $stub, $isNested, $filter);
+
+        if (false === strpos($c->name, '{closure}')) {
+            $stub->class = isset($a[$prefix.'class']) ? $a[$prefix.'class']->value.'::'.$c->name : $c->name;
+            unset($a[$prefix.'class']);
+        }
+        unset($a[$prefix.'extra']);
+
+        $stub->class .= self::getSignature($a);
+
+        if ($f = $c->getFileName()) {
+            $stub->attr['file'] = $f;
+            $stub->attr['line'] = $c->getStartLine();
+        }
+
+        unset($a[$prefix.'parameters']);
+
+        if ($filter & Caster::EXCLUDE_VERBOSE) {
+            $stub->cut += ($c->getFileName() ? 2 : 0) + \count($a);
+
+            return [];
+        }
+
+        if ($f) {
+            $a[$prefix.'file'] = new LinkStub($f, $c->getStartLine());
+            $a[$prefix.'line'] = $c->getStartLine().' to '.$c->getEndLine();
+        }
+
+        return $a;
+    }
+
+    public static function unsetClosureFileInfo(\Closure $c, array $a)
+    {
+        unset($a[Caster::PREFIX_VIRTUAL.'file'], $a[Caster::PREFIX_VIRTUAL.'line']);
+
+        return $a;
+    }
+
+    public static function castGenerator(\Generator $c, array $a, Stub $stub, $isNested)
+    {
+        // Cannot create ReflectionGenerator based on a terminated Generator
+        try {
+            $reflectionGenerator = new \ReflectionGenerator($c);
+        } catch (\Exception $e) {
+            $a[Caster::PREFIX_VIRTUAL.'closed'] = true;
+
+            return $a;
+        }
+
+        return self::castReflectionGenerator($reflectionGenerator, $a, $stub, $isNested);
+    }
+
+    public static function castType(\ReflectionType $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        $a += [
+            $prefix.'name' => $c instanceof \ReflectionNamedType ? $c->getName() : (string) $c,
+            $prefix.'allowsNull' => $c->allowsNull(),
+            $prefix.'isBuiltin' => $c->isBuiltin(),
+        ];
+
+        return $a;
+    }
+
+    public static function castReflectionGenerator(\ReflectionGenerator $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        if ($c->getThis()) {
+            $a[$prefix.'this'] = new CutStub($c->getThis());
+        }
+        $function = $c->getFunction();
+        $frame = [
+            'class' => isset($function->class) ? $function->class : null,
+            'type' => isset($function->class) ? ($function->isStatic() ? '::' : '->') : null,
+            'function' => $function->name,
+            'file' => $c->getExecutingFile(),
+            'line' => $c->getExecutingLine(),
+        ];
+        if ($trace = $c->getTrace(\DEBUG_BACKTRACE_IGNORE_ARGS)) {
+            $function = new \ReflectionGenerator($c->getExecutingGenerator());
+            array_unshift($trace, [
+                'function' => 'yield',
+                'file' => $function->getExecutingFile(),
+                'line' => $function->getExecutingLine() - 1,
+            ]);
+            $trace[] = $frame;
+            $a[$prefix.'trace'] = new TraceStub($trace, false, 0, -1, -1);
+        } else {
+            $function = new FrameStub($frame, false, true);
+            $function = ExceptionCaster::castFrameStub($function, [], $function, true);
+            $a[$prefix.'executing'] = $function[$prefix.'src'];
+        }
+
+        $a[Caster::PREFIX_VIRTUAL.'closed'] = false;
+
+        return $a;
+    }
+
+    public static function castClass(\ReflectionClass $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        if ($n = \Reflection::getModifierNames($c->getModifiers())) {
+            $a[$prefix.'modifiers'] = implode(' ', $n);
+        }
+
+        self::addMap($a, $c, [
+            'extends' => 'getParentClass',
+            'implements' => 'getInterfaceNames',
+            'constants' => 'getConstants',
+        ]);
+
+        foreach ($c->getProperties() as $n) {
+            $a[$prefix.'properties'][$n->name] = $n;
+        }
+
+        foreach ($c->getMethods() as $n) {
+            $a[$prefix.'methods'][$n->name] = $n;
+        }
+
+        if (!($filter & Caster::EXCLUDE_VERBOSE) && !$isNested) {
+            self::addExtra($a, $c);
+        }
+
+        return $a;
+    }
+
+    public static function castFunctionAbstract(\ReflectionFunctionAbstract $c, array $a, Stub $stub, $isNested, $filter = 0)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        self::addMap($a, $c, [
+            'returnsReference' => 'returnsReference',
+            'returnType' => 'getReturnType',
+            'class' => 'getClosureScopeClass',
+            'this' => 'getClosureThis',
+        ]);
+
+        if (isset($a[$prefix.'returnType'])) {
+            $v = $a[$prefix.'returnType'];
+            $v = $v instanceof \ReflectionNamedType ? $v->getName() : (string) $v;
+            $a[$prefix.'returnType'] = new ClassStub($a[$prefix.'returnType']->allowsNull() ? '?'.$v : $v, [class_exists($v, false) || interface_exists($v, false) || trait_exists($v, false) ? $v : '', '']);
+        }
+        if (isset($a[$prefix.'class'])) {
+            $a[$prefix.'class'] = new ClassStub($a[$prefix.'class']);
+        }
+        if (isset($a[$prefix.'this'])) {
+            $a[$prefix.'this'] = new CutStub($a[$prefix.'this']);
+        }
+
+        foreach ($c->getParameters() as $v) {
+            $k = '$'.$v->name;
+            if ($v->isVariadic()) {
+                $k = '...'.$k;
+            }
+            if ($v->isPassedByReference()) {
+                $k = '&'.$k;
+            }
+            $a[$prefix.'parameters'][$k] = $v;
+        }
+        if (isset($a[$prefix.'parameters'])) {
+            $a[$prefix.'parameters'] = new EnumStub($a[$prefix.'parameters']);
+        }
+
+        if (!($filter & Caster::EXCLUDE_VERBOSE) && $v = $c->getStaticVariables()) {
+            foreach ($v as $k => &$v) {
+                if (\is_object($v)) {
+                    $a[$prefix.'use']['$'.$k] = new CutStub($v);
+                } else {
+                    $a[$prefix.'use']['$'.$k] = &$v;
+                }
+            }
+            unset($v);
+            $a[$prefix.'use'] = new EnumStub($a[$prefix.'use']);
+        }
+
+        if (!($filter & Caster::EXCLUDE_VERBOSE) && !$isNested) {
+            self::addExtra($a, $c);
+        }
+
+        return $a;
+    }
+
+    public static function castMethod(\ReflectionMethod $c, array $a, Stub $stub, $isNested)
+    {
+        $a[Caster::PREFIX_VIRTUAL.'modifiers'] = implode(' ', \Reflection::getModifierNames($c->getModifiers()));
+
+        return $a;
+    }
+
+    public static function castParameter(\ReflectionParameter $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        self::addMap($a, $c, [
+            'position' => 'getPosition',
+            'isVariadic' => 'isVariadic',
+            'byReference' => 'isPassedByReference',
+            'allowsNull' => 'allowsNull',
+        ]);
+
+        if ($v = $c->getType()) {
+            $a[$prefix.'typeHint'] = $v instanceof \ReflectionNamedType ? $v->getName() : (string) $v;
+        }
+
+        if (isset($a[$prefix.'typeHint'])) {
+            $v = $a[$prefix.'typeHint'];
+            $a[$prefix.'typeHint'] = new ClassStub($v, [class_exists($v, false) || interface_exists($v, false) || trait_exists($v, false) ? $v : '', '']);
+        } else {
+            unset($a[$prefix.'allowsNull']);
+        }
+
+        try {
+            $a[$prefix.'default'] = $v = $c->getDefaultValue();
+            if ($c->isDefaultValueConstant()) {
+                $a[$prefix.'default'] = new ConstStub($c->getDefaultValueConstantName(), $v);
+            }
+            if (null === $v) {
+                unset($a[$prefix.'allowsNull']);
+            }
+        } catch (\ReflectionException $e) {
+        }
+
+        return $a;
+    }
+
+    public static function castProperty(\ReflectionProperty $c, array $a, Stub $stub, $isNested)
+    {
+        $a[Caster::PREFIX_VIRTUAL.'modifiers'] = implode(' ', \Reflection::getModifierNames($c->getModifiers()));
+        self::addExtra($a, $c);
+
+        return $a;
+    }
+
+    public static function castReference(\ReflectionReference $c, array $a, Stub $stub, $isNested)
+    {
+        $a[Caster::PREFIX_VIRTUAL.'id'] = $c->getId();
+
+        return $a;
+    }
+
+    public static function castExtension(\ReflectionExtension $c, array $a, Stub $stub, $isNested)
+    {
+        self::addMap($a, $c, [
+            'version' => 'getVersion',
+            'dependencies' => 'getDependencies',
+            'iniEntries' => 'getIniEntries',
+            'isPersistent' => 'isPersistent',
+            'isTemporary' => 'isTemporary',
+            'constants' => 'getConstants',
+            'functions' => 'getFunctions',
+            'classes' => 'getClasses',
+        ]);
+
+        return $a;
+    }
+
+    public static function castZendExtension(\ReflectionZendExtension $c, array $a, Stub $stub, $isNested)
+    {
+        self::addMap($a, $c, [
+            'version' => 'getVersion',
+            'author' => 'getAuthor',
+            'copyright' => 'getCopyright',
+            'url' => 'getURL',
+        ]);
+
+        return $a;
+    }
+
+    public static function getSignature(array $a)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $signature = '';
+
+        if (isset($a[$prefix.'parameters'])) {
+            foreach ($a[$prefix.'parameters']->value as $k => $param) {
+                $signature .= ', ';
+                if ($type = $param->getType()) {
+                    if (!$type instanceof \ReflectionNamedType) {
+                        $signature .= $type.' ';
+                    } else {
+                        if (!$param->isOptional() && $param->allowsNull()) {
+                            $signature .= '?';
+                        }
+                        $signature .= substr(strrchr('\\'.$type->getName(), '\\'), 1).' ';
+                    }
+                }
+                $signature .= $k;
+
+                if (!$param->isDefaultValueAvailable()) {
+                    continue;
+                }
+                $v = $param->getDefaultValue();
+                $signature .= ' = ';
+
+                if ($param->isDefaultValueConstant()) {
+                    $signature .= substr(strrchr('\\'.$param->getDefaultValueConstantName(), '\\'), 1);
+                } elseif (null === $v) {
+                    $signature .= 'null';
+                } elseif (\is_array($v)) {
+                    $signature .= $v ? '[…'.\count($v).']' : '[]';
+                } elseif (\is_string($v)) {
+                    $signature .= 10 > \strlen($v) && false === strpos($v, '\\') ? "'{$v}'" : "'…".\strlen($v)."'";
+                } elseif (\is_bool($v)) {
+                    $signature .= $v ? 'true' : 'false';
+                } else {
+                    $signature .= $v;
+                }
+            }
+        }
+        $signature = (empty($a[$prefix.'returnsReference']) ? '' : '&').'('.substr($signature, 2).')';
+
+        if (isset($a[$prefix.'returnType'])) {
+            $signature .= ': '.substr(strrchr('\\'.$a[$prefix.'returnType'], '\\'), 1);
+        }
+
+        return $signature;
+    }
+
+    private static function addExtra(array &$a, \Reflector $c)
+    {
+        $x = isset($a[Caster::PREFIX_VIRTUAL.'extra']) ? $a[Caster::PREFIX_VIRTUAL.'extra']->value : [];
+
+        if (method_exists($c, 'getFileName') && $m = $c->getFileName()) {
+            $x['file'] = new LinkStub($m, $c->getStartLine());
+            $x['line'] = $c->getStartLine().' to '.$c->getEndLine();
+        }
+
+        self::addMap($x, $c, self::$extraMap, '');
+
+        if ($x) {
+            $a[Caster::PREFIX_VIRTUAL.'extra'] = new EnumStub($x);
+        }
+    }
+
+    private static function addMap(array &$a, \Reflector $c, array $map, string $prefix = Caster::PREFIX_VIRTUAL)
+    {
+        foreach ($map as $k => $m) {
+            if (\PHP_VERSION_ID >= 80000 && 'isDisabled' === $k) {
+                continue;
+            }
+
+            if (method_exists($c, $m) && false !== ($m = $c->$m()) && null !== $m) {
+                $a[$prefix.$k] = $m instanceof \Reflector ? $m->name : $m;
+            }
+        }
+    }
+}

vendor/symfony/var-dumper/Caster/ResourceCaster.php

@@ -0,0 +1,105 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts common resource types to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class ResourceCaster
+{
+    /**
+     * @param \CurlHandle|resource $h
+     *
+     * @return array
+     */
+    public static function castCurl($h, array $a, Stub $stub, $isNested)
+    {
+        return curl_getinfo($h);
+    }
+
+    public static function castDba($dba, array $a, Stub $stub, $isNested)
+    {
+        $list = dba_list();
+        $a['file'] = $list[(int) $dba];
+
+        return $a;
+    }
+
+    public static function castProcess($process, array $a, Stub $stub, $isNested)
+    {
+        return proc_get_status($process);
+    }
+
+    public static function castStream($stream, array $a, Stub $stub, $isNested)
+    {
+        $a = stream_get_meta_data($stream) + static::castStreamContext($stream, $a, $stub, $isNested);
+        if (isset($a['uri'])) {
+            $a['uri'] = new LinkStub($a['uri']);
+        }
+
+        return $a;
+    }
+
+    public static function castStreamContext($stream, array $a, Stub $stub, $isNested)
+    {
+        return @stream_context_get_params($stream) ?: $a;
+    }
+
+    public static function castGd($gd, array $a, Stub $stub, $isNested)
+    {
+        $a['size'] = imagesx($gd).'x'.imagesy($gd);
+        $a['trueColor'] = imageistruecolor($gd);
+
+        return $a;
+    }
+
+    public static function castMysqlLink($h, array $a, Stub $stub, $isNested)
+    {
+        $a['host'] = mysql_get_host_info($h);
+        $a['protocol'] = mysql_get_proto_info($h);
+        $a['server'] = mysql_get_server_info($h);
+
+        return $a;
+    }
+
+    public static function castOpensslX509($h, array $a, Stub $stub, $isNested)
+    {
+        $stub->cut = -1;
+        $info = openssl_x509_parse($h, false);
+
+        $pin = openssl_pkey_get_public($h);
+        $pin = openssl_pkey_get_details($pin)['key'];
+        $pin = \array_slice(explode("\n", $pin), 1, -2);
+        $pin = base64_decode(implode('', $pin));
+        $pin = base64_encode(hash('sha256', $pin, true));
+
+        $a += [
+            'subject' => new EnumStub(array_intersect_key($info['subject'], ['organizationName' => true, 'commonName' => true])),
+            'issuer' => new EnumStub(array_intersect_key($info['issuer'], ['organizationName' => true, 'commonName' => true])),
+            'expiry' => new ConstStub(date(\DateTime::ISO8601, $info['validTo_time_t']), $info['validTo_time_t']),
+            'fingerprint' => new EnumStub([
+                'md5' => new ConstStub(wordwrap(strtoupper(openssl_x509_fingerprint($h, 'md5')), 2, ':', true)),
+                'sha1' => new ConstStub(wordwrap(strtoupper(openssl_x509_fingerprint($h, 'sha1')), 2, ':', true)),
+                'sha256' => new ConstStub(wordwrap(strtoupper(openssl_x509_fingerprint($h, 'sha256')), 2, ':', true)),
+                'pin-sha256' => new ConstStub($pin),
+            ]),
+        ];
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/SplCaster.php

@@ -0,0 +1,245 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts SPL related classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class SplCaster
+{
+    private static $splFileObjectFlags = [
+        \SplFileObject::DROP_NEW_LINE => 'DROP_NEW_LINE',
+        \SplFileObject::READ_AHEAD => 'READ_AHEAD',
+        \SplFileObject::SKIP_EMPTY => 'SKIP_EMPTY',
+        \SplFileObject::READ_CSV => 'READ_CSV',
+    ];
+
+    public static function castArrayObject(\ArrayObject $c, array $a, Stub $stub, $isNested)
+    {
+        return self::castSplArray($c, $a, $stub, $isNested);
+    }
+
+    public static function castArrayIterator(\ArrayIterator $c, array $a, Stub $stub, $isNested)
+    {
+        return self::castSplArray($c, $a, $stub, $isNested);
+    }
+
+    public static function castHeap(\Iterator $c, array $a, Stub $stub, $isNested)
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'heap' => iterator_to_array(clone $c),
+        ];
+
+        return $a;
+    }
+
+    public static function castDoublyLinkedList(\SplDoublyLinkedList $c, array $a, Stub $stub, $isNested)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $mode = $c->getIteratorMode();
+        $c->setIteratorMode(\SplDoublyLinkedList::IT_MODE_KEEP | $mode & ~\SplDoublyLinkedList::IT_MODE_DELETE);
+
+        $a += [
+            $prefix.'mode' => new ConstStub((($mode & \SplDoublyLinkedList::IT_MODE_LIFO) ? 'IT_MODE_LIFO' : 'IT_MODE_FIFO').' | '.(($mode & \SplDoublyLinkedList::IT_MODE_DELETE) ? 'IT_MODE_DELETE' : 'IT_MODE_KEEP'), $mode),
+            $prefix.'dllist' => iterator_to_array($c),
+        ];
+        $c->setIteratorMode($mode);
+
+        return $a;
+    }
+
+    public static function castFileInfo(\SplFileInfo $c, array $a, Stub $stub, $isNested)
+    {
+        static $map = [
+            'path' => 'getPath',
+            'filename' => 'getFilename',
+            'basename' => 'getBasename',
+            'pathname' => 'getPathname',
+            'extension' => 'getExtension',
+            'realPath' => 'getRealPath',
+            'aTime' => 'getATime',
+            'mTime' => 'getMTime',
+            'cTime' => 'getCTime',
+            'inode' => 'getInode',
+            'size' => 'getSize',
+            'perms' => 'getPerms',
+            'owner' => 'getOwner',
+            'group' => 'getGroup',
+            'type' => 'getType',
+            'writable' => 'isWritable',
+            'readable' => 'isReadable',
+            'executable' => 'isExecutable',
+            'file' => 'isFile',
+            'dir' => 'isDir',
+            'link' => 'isLink',
+            'linkTarget' => 'getLinkTarget',
+        ];
+
+        $prefix = Caster::PREFIX_VIRTUAL;
+        unset($a["\0SplFileInfo\0fileName"]);
+        unset($a["\0SplFileInfo\0pathName"]);
+
+        if (\PHP_VERSION_ID < 80000) {
+            if (false === $c->getPathname()) {
+                $a[$prefix.'⚠'] = 'The parent constructor was not called: the object is in an invalid state';
+
+                return $a;
+            }
+        } else {
+            try {
+                $c->isReadable();
+            } catch (\RuntimeException $e) {
+                if ('Object not initialized' !== $e->getMessage()) {
+                    throw $e;
+                }
+
+                $a[$prefix.'⚠'] = 'The parent constructor was not called: the object is in an invalid state';
+
+                return $a;
+            } catch (\Error $e) {
+                if ('Object not initialized' !== $e->getMessage()) {
+                    throw $e;
+                }
+
+                $a[$prefix.'⚠'] = 'The parent constructor was not called: the object is in an invalid state';
+
+                return $a;
+            }
+        }
+
+        foreach ($map as $key => $accessor) {
+            try {
+                $a[$prefix.$key] = $c->$accessor();
+            } catch (\Exception $e) {
+            }
+        }
+
+        if (isset($a[$prefix.'realPath'])) {
+            $a[$prefix.'realPath'] = new LinkStub($a[$prefix.'realPath']);
+        }
+
+        if (isset($a[$prefix.'perms'])) {
+            $a[$prefix.'perms'] = new ConstStub(sprintf('0%o', $a[$prefix.'perms']), $a[$prefix.'perms']);
+        }
+
+        static $mapDate = ['aTime', 'mTime', 'cTime'];
+        foreach ($mapDate as $key) {
+            if (isset($a[$prefix.$key])) {
+                $a[$prefix.$key] = new ConstStub(date('Y-m-d H:i:s', $a[$prefix.$key]), $a[$prefix.$key]);
+            }
+        }
+
+        return $a;
+    }
+
+    public static function castFileObject(\SplFileObject $c, array $a, Stub $stub, $isNested)
+    {
+        static $map = [
+            'csvControl' => 'getCsvControl',
+            'flags' => 'getFlags',
+            'maxLineLen' => 'getMaxLineLen',
+            'fstat' => 'fstat',
+            'eof' => 'eof',
+            'key' => 'key',
+        ];
+
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        foreach ($map as $key => $accessor) {
+            try {
+                $a[$prefix.$key] = $c->$accessor();
+            } catch (\Exception $e) {
+            }
+        }
+
+        if (isset($a[$prefix.'flags'])) {
+            $flagsArray = [];
+            foreach (self::$splFileObjectFlags as $value => $name) {
+                if ($a[$prefix.'flags'] & $value) {
+                    $flagsArray[] = $name;
+                }
+            }
+            $a[$prefix.'flags'] = new ConstStub(implode('|', $flagsArray), $a[$prefix.'flags']);
+        }
+
+        if (isset($a[$prefix.'fstat'])) {
+            $a[$prefix.'fstat'] = new CutArrayStub($a[$prefix.'fstat'], ['dev', 'ino', 'nlink', 'rdev', 'blksize', 'blocks']);
+        }
+
+        return $a;
+    }
+
+    public static function castObjectStorage(\SplObjectStorage $c, array $a, Stub $stub, $isNested)
+    {
+        $storage = [];
+        unset($a[Caster::PREFIX_DYNAMIC."\0gcdata"]); // Don't hit https://bugs.php.net/65967
+        unset($a["\0SplObjectStorage\0storage"]);
+
+        $clone = clone $c;
+        foreach ($clone as $obj) {
+            $storage[] = [
+                'object' => $obj,
+                'info' => $clone->getInfo(),
+             ];
+        }
+
+        $a += [
+            Caster::PREFIX_VIRTUAL.'storage' => $storage,
+        ];
+
+        return $a;
+    }
+
+    public static function castOuterIterator(\OuterIterator $c, array $a, Stub $stub, $isNested)
+    {
+        $a[Caster::PREFIX_VIRTUAL.'innerIterator'] = $c->getInnerIterator();
+
+        return $a;
+    }
+
+    public static function castWeakReference(\WeakReference $c, array $a, Stub $stub, $isNested)
+    {
+        $a[Caster::PREFIX_VIRTUAL.'object'] = $c->get();
+
+        return $a;
+    }
+
+    private static function castSplArray($c, array $a, Stub $stub, bool $isNested): array
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+        $flags = $c->getFlags();
+
+        if (!($flags & \ArrayObject::STD_PROP_LIST)) {
+            $c->setFlags(\ArrayObject::STD_PROP_LIST);
+            $a = Caster::castObject($c, \get_class($c), method_exists($c, '__debugInfo'), $stub->class);
+            $c->setFlags($flags);
+        }
+        if (\PHP_VERSION_ID < 70400) {
+            $a[$prefix.'storage'] = $c->getArrayCopy();
+        }
+        $a += [
+            $prefix.'flag::STD_PROP_LIST' => (bool) ($flags & \ArrayObject::STD_PROP_LIST),
+            $prefix.'flag::ARRAY_AS_PROPS' => (bool) ($flags & \ArrayObject::ARRAY_AS_PROPS),
+        ];
+        if ($c instanceof \ArrayObject) {
+            $a[$prefix.'iteratorClass'] = new ClassStub($c->getIteratorClass());
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/StubCaster.php

@@ -0,0 +1,84 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts a caster's Stub.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class StubCaster
+{
+    public static function castStub(Stub $c, array $a, Stub $stub, $isNested)
+    {
+        if ($isNested) {
+            $stub->type = $c->type;
+            $stub->class = $c->class;
+            $stub->value = $c->value;
+            $stub->handle = $c->handle;
+            $stub->cut = $c->cut;
+            $stub->attr = $c->attr;
+
+            if (Stub::TYPE_REF === $c->type && !$c->class && \is_string($c->value) && !preg_match('//u', $c->value)) {
+                $stub->type = Stub::TYPE_STRING;
+                $stub->class = Stub::STRING_BINARY;
+            }
+
+            $a = [];
+        }
+
+        return $a;
+    }
+
+    public static function castCutArray(CutArrayStub $c, array $a, Stub $stub, $isNested)
+    {
+        return $isNested ? $c->preservedSubset : $a;
+    }
+
+    public static function cutInternals($obj, array $a, Stub $stub, $isNested)
+    {
+        if ($isNested) {
+            $stub->cut += \count($a);
+
+            return [];
+        }
+
+        return $a;
+    }
+
+    public static function castEnum(EnumStub $c, array $a, Stub $stub, $isNested)
+    {
+        if ($isNested) {
+            $stub->class = $c->dumpKeys ? '' : null;
+            $stub->handle = 0;
+            $stub->value = null;
+            $stub->cut = $c->cut;
+            $stub->attr = $c->attr;
+
+            $a = [];
+
+            if ($c->value) {
+                foreach (array_keys($c->value) as $k) {
+                    $keys[] = !isset($k[0]) || "\0" !== $k[0] ? Caster::PREFIX_VIRTUAL.$k : $k;
+                }
+                // Preserve references with array_combine()
+                $a = array_combine($keys, $c->value);
+            }
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/SymfonyCaster.php

@@ -0,0 +1,69 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @final since Symfony 4.4
+ */
+class SymfonyCaster
+{
+    private static $requestGetters = [
+        'pathInfo' => 'getPathInfo',
+        'requestUri' => 'getRequestUri',
+        'baseUrl' => 'getBaseUrl',
+        'basePath' => 'getBasePath',
+        'method' => 'getMethod',
+        'format' => 'getRequestFormat',
+    ];
+
+    public static function castRequest(Request $request, array $a, Stub $stub, $isNested)
+    {
+        $clone = null;
+
+        foreach (self::$requestGetters as $prop => $getter) {
+            $key = Caster::PREFIX_PROTECTED.$prop;
+            if (\array_key_exists($key, $a) && null === $a[$key]) {
+                if (null === $clone) {
+                    $clone = clone $request;
+                }
+                $a[Caster::PREFIX_VIRTUAL.$prop] = $clone->{$getter}();
+            }
+        }
+
+        return $a;
+    }
+
+    public static function castHttpClient($client, array $a, Stub $stub, $isNested)
+    {
+        $multiKey = sprintf("\0%s\0multi", \get_class($client));
+        if (isset($a[$multiKey])) {
+            $a[$multiKey] = new CutStub($a[$multiKey]);
+        }
+
+        return $a;
+    }
+
+    public static function castHttpClientResponse($response, array $a, Stub $stub, $isNested)
+    {
+        $stub->cut += \count($a);
+        $a = [];
+
+        foreach ($response->getInfo() as $k => $v) {
+            $a[Caster::PREFIX_VIRTUAL.$k] = $v;
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/TraceStub.php

@@ -0,0 +1,36 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Represents a backtrace as returned by debug_backtrace() or Exception->getTrace().
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class TraceStub extends Stub
+{
+    public $keepArgs;
+    public $sliceOffset;
+    public $sliceLength;
+    public $numberingOffset;
+
+    public function __construct(array $trace, bool $keepArgs = true, int $sliceOffset = 0, int $sliceLength = null, int $numberingOffset = 0)
+    {
+        $this->value = $trace;
+        $this->keepArgs = $keepArgs;
+        $this->sliceOffset = $sliceOffset;
+        $this->sliceLength = $sliceLength;
+        $this->numberingOffset = $numberingOffset;
+    }
+}

vendor/symfony/var-dumper/Caster/UuidCaster.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Ramsey\Uuid\UuidInterface;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+final class UuidCaster
+{
+    public static function castRamseyUuid(UuidInterface $c, array $a, Stub $stub, bool $isNested): array
+    {
+        $a += [
+            Caster::PREFIX_VIRTUAL.'uuid' => (string) $c,
+        ];
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Caster/XmlReaderCaster.php

@@ -0,0 +1,79 @@
+<?php
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts XmlReader class to array representation.
+ *
+ * @author Baptiste Clavié <clavie.b@gmail.com>
+ *
+ * @final since Symfony 4.4
+ */
+class XmlReaderCaster
+{
+    private static $nodeTypes = [
+        \XMLReader::NONE => 'NONE',
+        \XMLReader::ELEMENT => 'ELEMENT',
+        \XMLReader::ATTRIBUTE => 'ATTRIBUTE',
+        \XMLReader::TEXT => 'TEXT',
+        \XMLReader::CDATA => 'CDATA',
+        \XMLReader::ENTITY_REF => 'ENTITY_REF',
+        \XMLReader::ENTITY => 'ENTITY',
+        \XMLReader::PI => 'PI (Processing Instruction)',
+        \XMLReader::COMMENT => 'COMMENT',
+        \XMLReader::DOC => 'DOC',
+        \XMLReader::DOC_TYPE => 'DOC_TYPE',
+        \XMLReader::DOC_FRAGMENT => 'DOC_FRAGMENT',
+        \XMLReader::NOTATION => 'NOTATION',
+        \XMLReader::WHITESPACE => 'WHITESPACE',
+        \XMLReader::SIGNIFICANT_WHITESPACE => 'SIGNIFICANT_WHITESPACE',
+        \XMLReader::END_ELEMENT => 'END_ELEMENT',
+        \XMLReader::END_ENTITY => 'END_ENTITY',
+        \XMLReader::XML_DECLARATION => 'XML_DECLARATION',
+    ];
+
+    public static function castXmlReader(\XMLReader $reader, array $a, Stub $stub, $isNested)
+    {
+        $props = Caster::PREFIX_VIRTUAL.'parserProperties';
+        $info = [
+            'localName' => $reader->localName,
+            'prefix' => $reader->prefix,
+            'nodeType' => new ConstStub(self::$nodeTypes[$reader->nodeType], $reader->nodeType),
+            'depth' => $reader->depth,
+            'isDefault' => $reader->isDefault,
+            'isEmptyElement' => \XMLReader::NONE === $reader->nodeType ? null : $reader->isEmptyElement,
+            'xmlLang' => $reader->xmlLang,
+            'attributeCount' => $reader->attributeCount,
+            'value' => $reader->value,
+            'namespaceURI' => $reader->namespaceURI,
+            'baseURI' => $reader->baseURI ? new LinkStub($reader->baseURI) : $reader->baseURI,
+            $props => [
+                'LOADDTD' => $reader->getParserProperty(\XMLReader::LOADDTD),
+                'DEFAULTATTRS' => $reader->getParserProperty(\XMLReader::DEFAULTATTRS),
+                'VALIDATE' => $reader->getParserProperty(\XMLReader::VALIDATE),
+                'SUBST_ENTITIES' => $reader->getParserProperty(\XMLReader::SUBST_ENTITIES),
+            ],
+        ];
+
+        if ($info[$props] = Caster::filter($info[$props], Caster::EXCLUDE_EMPTY, [], $count)) {
+            $info[$props] = new EnumStub($info[$props]);
+            $info[$props]->cut = $count;
+        }
+
+        $info = Caster::filter($info, Caster::EXCLUDE_EMPTY, [], $count);
+        // +2 because hasValue and hasAttributes are always filtered
+        $stub->cut += $count + 2;
+
+        return $a + $info;
+    }
+}

vendor/symfony/var-dumper/Caster/XmlResourceCaster.php

@@ -0,0 +1,63 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts XML resources to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @final since Symfony 4.4
+ */
+class XmlResourceCaster
+{
+    private static $xmlErrors = [
+        \XML_ERROR_NONE => 'XML_ERROR_NONE',
+        \XML_ERROR_NO_MEMORY => 'XML_ERROR_NO_MEMORY',
+        \XML_ERROR_SYNTAX => 'XML_ERROR_SYNTAX',
+        \XML_ERROR_NO_ELEMENTS => 'XML_ERROR_NO_ELEMENTS',
+        \XML_ERROR_INVALID_TOKEN => 'XML_ERROR_INVALID_TOKEN',
+        \XML_ERROR_UNCLOSED_TOKEN => 'XML_ERROR_UNCLOSED_TOKEN',
+        \XML_ERROR_PARTIAL_CHAR => 'XML_ERROR_PARTIAL_CHAR',
+        \XML_ERROR_TAG_MISMATCH => 'XML_ERROR_TAG_MISMATCH',
+        \XML_ERROR_DUPLICATE_ATTRIBUTE => 'XML_ERROR_DUPLICATE_ATTRIBUTE',
+        \XML_ERROR_JUNK_AFTER_DOC_ELEMENT => 'XML_ERROR_JUNK_AFTER_DOC_ELEMENT',
+        \XML_ERROR_PARAM_ENTITY_REF => 'XML_ERROR_PARAM_ENTITY_REF',
+        \XML_ERROR_UNDEFINED_ENTITY => 'XML_ERROR_UNDEFINED_ENTITY',
+        \XML_ERROR_RECURSIVE_ENTITY_REF => 'XML_ERROR_RECURSIVE_ENTITY_REF',
+        \XML_ERROR_ASYNC_ENTITY => 'XML_ERROR_ASYNC_ENTITY',
+        \XML_ERROR_BAD_CHAR_REF => 'XML_ERROR_BAD_CHAR_REF',
+        \XML_ERROR_BINARY_ENTITY_REF => 'XML_ERROR_BINARY_ENTITY_REF',
+        \XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF => 'XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF',
+        \XML_ERROR_MISPLACED_XML_PI => 'XML_ERROR_MISPLACED_XML_PI',
+        \XML_ERROR_UNKNOWN_ENCODING => 'XML_ERROR_UNKNOWN_ENCODING',
+        \XML_ERROR_INCORRECT_ENCODING => 'XML_ERROR_INCORRECT_ENCODING',
+        \XML_ERROR_UNCLOSED_CDATA_SECTION => 'XML_ERROR_UNCLOSED_CDATA_SECTION',
+        \XML_ERROR_EXTERNAL_ENTITY_HANDLING => 'XML_ERROR_EXTERNAL_ENTITY_HANDLING',
+    ];
+
+    public static function castXml($h, array $a, Stub $stub, $isNested)
+    {
+        $a['current_byte_index'] = xml_get_current_byte_index($h);
+        $a['current_column_number'] = xml_get_current_column_number($h);
+        $a['current_line_number'] = xml_get_current_line_number($h);
+        $a['error_code'] = xml_get_error_code($h);
+
+        if (isset(self::$xmlErrors[$a['error_code']])) {
+            $a['error_code'] = new ConstStub(self::$xmlErrors[$a['error_code']], $a['error_code']);
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Cloner/AbstractCloner.php

@@ -0,0 +1,367 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+use Symfony\Component\VarDumper\Caster\Caster;
+use Symfony\Component\VarDumper\Exception\ThrowingCasterException;
+
+/**
+ * AbstractCloner implements a generic caster mechanism for objects and resources.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+abstract class AbstractCloner implements ClonerInterface
+{
+    public static $defaultCasters = [
+        '__PHP_Incomplete_Class' => ['Symfony\Component\VarDumper\Caster\Caster', 'castPhpIncompleteClass'],
+
+        'Symfony\Component\VarDumper\Caster\CutStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],
+        'Symfony\Component\VarDumper\Caster\CutArrayStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castCutArray'],
+        'Symfony\Component\VarDumper\Caster\ConstStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],
+        'Symfony\Component\VarDumper\Caster\EnumStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castEnum'],
+
+        'Closure' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClosure'],
+        'Generator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castGenerator'],
+        'ReflectionType' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castType'],
+        'ReflectionGenerator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReflectionGenerator'],
+        'ReflectionClass' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClass'],
+        'ReflectionFunctionAbstract' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castFunctionAbstract'],
+        'ReflectionMethod' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castMethod'],
+        'ReflectionParameter' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castParameter'],
+        'ReflectionProperty' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castProperty'],
+        'ReflectionReference' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReference'],
+        'ReflectionExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castExtension'],
+        'ReflectionZendExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castZendExtension'],
+
+        'Doctrine\Common\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'Doctrine\Common\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castCommonProxy'],
+        'Doctrine\ORM\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castOrmProxy'],
+        'Doctrine\ORM\PersistentCollection' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castPersistentCollection'],
+        'Doctrine\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+
+        'DOMException' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castException'],
+        'DOMStringList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
+        'DOMNameList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
+        'DOMImplementation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castImplementation'],
+        'DOMImplementationList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
+        'DOMNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNode'],
+        'DOMNameSpaceNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNameSpaceNode'],
+        'DOMDocument' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocument'],
+        'DOMNodeList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
+        'DOMNamedNodeMap' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
+        'DOMCharacterData' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castCharacterData'],
+        'DOMAttr' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castAttr'],
+        'DOMElement' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castElement'],
+        'DOMText' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castText'],
+        'DOMTypeinfo' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castTypeinfo'],
+        'DOMDomError' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDomError'],
+        'DOMLocator' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLocator'],
+        'DOMDocumentType' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocumentType'],
+        'DOMNotation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNotation'],
+        'DOMEntity' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castEntity'],
+        'DOMProcessingInstruction' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castProcessingInstruction'],
+        'DOMXPath' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castXPath'],
+
+        'XMLReader' => ['Symfony\Component\VarDumper\Caster\XmlReaderCaster', 'castXmlReader'],
+
+        'ErrorException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castErrorException'],
+        'Exception' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castException'],
+        'Error' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castError'],
+        'Symfony\Component\DependencyInjection\ContainerInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'Symfony\Component\EventDispatcher\EventDispatcherInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'Symfony\Component\HttpClient\CurlHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],
+        'Symfony\Component\HttpClient\NativeHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],
+        'Symfony\Component\HttpClient\Response\CurlResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],
+        'Symfony\Component\HttpClient\Response\NativeResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],
+        'Symfony\Component\HttpFoundation\Request' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castRequest'],
+        'Symfony\Component\VarDumper\Exception\ThrowingCasterException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castThrowingCasterException'],
+        'Symfony\Component\VarDumper\Caster\TraceStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castTraceStub'],
+        'Symfony\Component\VarDumper\Caster\FrameStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castFrameStub'],
+        'Symfony\Component\VarDumper\Cloner\AbstractCloner' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'Symfony\Component\ErrorHandler\Exception\SilencedErrorContext' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castSilencedErrorContext'],
+
+        'Imagine\Image\ImageInterface' => ['Symfony\Component\VarDumper\Caster\ImagineCaster', 'castImage'],
+
+        'Ramsey\Uuid\UuidInterface' => ['Symfony\Component\VarDumper\Caster\UuidCaster', 'castRamseyUuid'],
+
+        'ProxyManager\Proxy\ProxyInterface' => ['Symfony\Component\VarDumper\Caster\ProxyManagerCaster', 'castProxy'],
+        'PHPUnit_Framework_MockObject_MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'PHPUnit\Framework\MockObject\MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'PHPUnit\Framework\MockObject\Stub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'Prophecy\Prophecy\ProphecySubjectInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+        'Mockery\MockInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
+
+        'PDO' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdo'],
+        'PDOStatement' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdoStatement'],
+
+        'AMQPConnection' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castConnection'],
+        'AMQPChannel' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castChannel'],
+        'AMQPQueue' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castQueue'],
+        'AMQPExchange' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castExchange'],
+        'AMQPEnvelope' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castEnvelope'],
+
+        'ArrayObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayObject'],
+        'ArrayIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayIterator'],
+        'SplDoublyLinkedList' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castDoublyLinkedList'],
+        'SplFileInfo' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileInfo'],
+        'SplFileObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileObject'],
+        'SplHeap' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'],
+        'SplObjectStorage' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castObjectStorage'],
+        'SplPriorityQueue' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'],
+        'OuterIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castOuterIterator'],
+        'WeakReference' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castWeakReference'],
+
+        'Redis' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedis'],
+        'RedisArray' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisArray'],
+        'RedisCluster' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisCluster'],
+
+        'DateTimeInterface' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castDateTime'],
+        'DateInterval' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castInterval'],
+        'DateTimeZone' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castTimeZone'],
+        'DatePeriod' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castPeriod'],
+
+        'GMP' => ['Symfony\Component\VarDumper\Caster\GmpCaster', 'castGmp'],
+
+        'MessageFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castMessageFormatter'],
+        'NumberFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castNumberFormatter'],
+        'IntlTimeZone' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlTimeZone'],
+        'IntlCalendar' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlCalendar'],
+        'IntlDateFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlDateFormatter'],
+
+        'Memcached' => ['Symfony\Component\VarDumper\Caster\MemcachedCaster', 'castMemcached'],
+
+        'Ds\Collection' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castCollection'],
+        'Ds\Map' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castMap'],
+        'Ds\Pair' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPair'],
+        'Symfony\Component\VarDumper\Caster\DsPairStub' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPairStub'],
+
+        'CurlHandle' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castCurl'],
+        ':curl' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castCurl'],
+
+        ':dba' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'],
+        ':dba persistent' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'],
+        ':gd' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castGd'],
+        ':mysql link' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castMysqlLink'],
+        ':pgsql large object' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLargeObject'],
+        ':pgsql link' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'],
+        ':pgsql link persistent' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'],
+        ':pgsql result' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castResult'],
+        ':process' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castProcess'],
+        ':stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'],
+        ':OpenSSL X.509' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castOpensslX509'],
+        ':persistent stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'],
+        ':stream-context' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStreamContext'],
+        ':xml' => ['Symfony\Component\VarDumper\Caster\XmlResourceCaster', 'castXml'],
+    ];
+
+    protected $maxItems = 2500;
+    protected $maxString = -1;
+    protected $minDepth = 1;
+
+    private $casters = [];
+    private $prevErrorHandler;
+    private $classInfo = [];
+    private $filter = 0;
+
+    /**
+     * @param callable[]|null $casters A map of casters
+     *
+     * @see addCasters
+     */
+    public function __construct(array $casters = null)
+    {
+        if (null === $casters) {
+            $casters = static::$defaultCasters;
+        }
+        $this->addCasters($casters);
+    }
+
+    /**
+     * Adds casters for resources and objects.
+     *
+     * Maps resources or objects types to a callback.
+     * Types are in the key, with a callable caster for value.
+     * Resource types are to be prefixed with a `:`,
+     * see e.g. static::$defaultCasters.
+     *
+     * @param callable[] $casters A map of casters
+     */
+    public function addCasters(array $casters)
+    {
+        foreach ($casters as $type => $callback) {
+            $this->casters[$type][] = $callback;
+        }
+    }
+
+    /**
+     * Sets the maximum number of items to clone past the minimum depth in nested structures.
+     *
+     * @param int $maxItems
+     */
+    public function setMaxItems($maxItems)
+    {
+        $this->maxItems = (int) $maxItems;
+    }
+
+    /**
+     * Sets the maximum cloned length for strings.
+     *
+     * @param int $maxString
+     */
+    public function setMaxString($maxString)
+    {
+        $this->maxString = (int) $maxString;
+    }
+
+    /**
+     * Sets the minimum tree depth where we are guaranteed to clone all the items.  After this
+     * depth is reached, only setMaxItems items will be cloned.
+     *
+     * @param int $minDepth
+     */
+    public function setMinDepth($minDepth)
+    {
+        $this->minDepth = (int) $minDepth;
+    }
+
+    /**
+     * Clones a PHP variable.
+     *
+     * @param mixed $var    Any PHP variable
+     * @param int   $filter A bit field of Caster::EXCLUDE_* constants
+     *
+     * @return Data The cloned variable represented by a Data object
+     */
+    public function cloneVar($var, $filter = 0)
+    {
+        $this->prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context = []) {
+            if (\E_RECOVERABLE_ERROR === $type || \E_USER_ERROR === $type) {
+                // Cloner never dies
+                throw new \ErrorException($msg, 0, $type, $file, $line);
+            }
+
+            if ($this->prevErrorHandler) {
+                return ($this->prevErrorHandler)($type, $msg, $file, $line, $context);
+            }
+
+            return false;
+        });
+        $this->filter = $filter;
+
+        if ($gc = gc_enabled()) {
+            gc_disable();
+        }
+        try {
+            return new Data($this->doClone($var));
+        } finally {
+            if ($gc) {
+                gc_enable();
+            }
+            restore_error_handler();
+            $this->prevErrorHandler = null;
+        }
+    }
+
+    /**
+     * Effectively clones the PHP variable.
+     *
+     * @param mixed $var Any PHP variable
+     *
+     * @return array The cloned variable represented in an array
+     */
+    abstract protected function doClone($var);
+
+    /**
+     * Casts an object to an array representation.
+     *
+     * @param bool $isNested True if the object is nested in the dumped structure
+     *
+     * @return array The object casted as array
+     */
+    protected function castObject(Stub $stub, $isNested)
+    {
+        $obj = $stub->value;
+        $class = $stub->class;
+
+        if (\PHP_VERSION_ID < 80000 ? "\0" === ($class[15] ?? null) : false !== strpos($class, "@anonymous\0")) {
+            $stub->class = get_debug_type($obj);
+        }
+        if (isset($this->classInfo[$class])) {
+            list($i, $parents, $hasDebugInfo, $fileInfo) = $this->classInfo[$class];
+        } else {
+            $i = 2;
+            $parents = [$class];
+            $hasDebugInfo = method_exists($class, '__debugInfo');
+
+            foreach (class_parents($class) as $p) {
+                $parents[] = $p;
+                ++$i;
+            }
+            foreach (class_implements($class) as $p) {
+                $parents[] = $p;
+                ++$i;
+            }
+            $parents[] = '*';
+
+            $r = new \ReflectionClass($class);
+            $fileInfo = $r->isInternal() || $r->isSubclassOf(Stub::class) ? [] : [
+                'file' => $r->getFileName(),
+                'line' => $r->getStartLine(),
+            ];
+
+            $this->classInfo[$class] = [$i, $parents, $hasDebugInfo, $fileInfo];
+        }
+
+        $stub->attr += $fileInfo;
+        $a = Caster::castObject($obj, $class, $hasDebugInfo, $stub->class);
+
+        try {
+            while ($i--) {
+                if (!empty($this->casters[$p = $parents[$i]])) {
+                    foreach ($this->casters[$p] as $callback) {
+                        $a = $callback($obj, $a, $stub, $isNested, $this->filter);
+                    }
+                }
+            }
+        } catch (\Exception $e) {
+            $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a;
+        }
+
+        return $a;
+    }
+
+    /**
+     * Casts a resource to an array representation.
+     *
+     * @param bool $isNested True if the object is nested in the dumped structure
+     *
+     * @return array The resource casted as array
+     */
+    protected function castResource(Stub $stub, $isNested)
+    {
+        $a = [];
+        $res = $stub->value;
+        $type = $stub->class;
+
+        try {
+            if (!empty($this->casters[':'.$type])) {
+                foreach ($this->casters[':'.$type] as $callback) {
+                    $a = $callback($res, $a, $stub, $isNested, $this->filter);
+                }
+            }
+        } catch (\Exception $e) {
+            $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a;
+        }
+
+        return $a;
+    }
+}

vendor/symfony/var-dumper/Cloner/ClonerInterface.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+interface ClonerInterface
+{
+    /**
+     * Clones a PHP variable.
+     *
+     * @param mixed $var Any PHP variable
+     *
+     * @return Data The cloned variable represented by a Data object
+     */
+    public function cloneVar($var);
+}

vendor/symfony/var-dumper/Cloner/Cursor.php

@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+/**
+ * Represents the current state of a dumper while dumping.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class Cursor
+{
+    const HASH_INDEXED = Stub::ARRAY_INDEXED;
+    const HASH_ASSOC = Stub::ARRAY_ASSOC;
+    const HASH_OBJECT = Stub::TYPE_OBJECT;
+    const HASH_RESOURCE = Stub::TYPE_RESOURCE;
+
+    public $depth = 0;
+    public $refIndex = 0;
+    public $softRefTo = 0;
+    public $softRefCount = 0;
+    public $softRefHandle = 0;
+    public $hardRefTo = 0;
+    public $hardRefCount = 0;
+    public $hardRefHandle = 0;
+    public $hashType;
+    public $hashKey;
+    public $hashKeyIsBinary;
+    public $hashIndex = 0;
+    public $hashLength = 0;
+    public $hashCut = 0;
+    public $stop = false;
+    public $attr = [];
+    public $skipChildren = false;
+}

vendor/symfony/var-dumper/Cloner/Data.php

@@ -0,0 +1,455 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+use Symfony\Component\VarDumper\Caster\Caster;
+use Symfony\Component\VarDumper\Dumper\ContextProvider\SourceContextProvider;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class Data implements \ArrayAccess, \Countable, \IteratorAggregate
+{
+    private $data;
+    private $position = 0;
+    private $key = 0;
+    private $maxDepth = 20;
+    private $maxItemsPerDepth = -1;
+    private $useRefHandles = -1;
+    private $context = [];
+
+    /**
+     * @param array $data An array as returned by ClonerInterface::cloneVar()
+     */
+    public function __construct(array $data)
+    {
+        $this->data = $data;
+    }
+
+    /**
+     * @return string|null The type of the value
+     */
+    public function getType()
+    {
+        $item = $this->data[$this->position][$this->key];
+
+        if ($item instanceof Stub && Stub::TYPE_REF === $item->type && !$item->position) {
+            $item = $item->value;
+        }
+        if (!$item instanceof Stub) {
+            return \gettype($item);
+        }
+        if (Stub::TYPE_STRING === $item->type) {
+            return 'string';
+        }
+        if (Stub::TYPE_ARRAY === $item->type) {
+            return 'array';
+        }
+        if (Stub::TYPE_OBJECT === $item->type) {
+            return $item->class;
+        }
+        if (Stub::TYPE_RESOURCE === $item->type) {
+            return $item->class.' resource';
+        }
+
+        return null;
+    }
+
+    /**
+     * @param array|bool $recursive Whether values should be resolved recursively or not
+     *
+     * @return string|int|float|bool|array|Data[]|null A native representation of the original value
+     */
+    public function getValue($recursive = false)
+    {
+        $item = $this->data[$this->position][$this->key];
+
+        if ($item instanceof Stub && Stub::TYPE_REF === $item->type && !$item->position) {
+            $item = $item->value;
+        }
+        if (!($item = $this->getStub($item)) instanceof Stub) {
+            return $item;
+        }
+        if (Stub::TYPE_STRING === $item->type) {
+            return $item->value;
+        }
+
+        $children = $item->position ? $this->data[$item->position] : [];
+
+        foreach ($children as $k => $v) {
+            if ($recursive && !($v = $this->getStub($v)) instanceof Stub) {
+                continue;
+            }
+            $children[$k] = clone $this;
+            $children[$k]->key = $k;
+            $children[$k]->position = $item->position;
+
+            if ($recursive) {
+                if (Stub::TYPE_REF === $v->type && ($v = $this->getStub($v->value)) instanceof Stub) {
+                    $recursive = (array) $recursive;
+                    if (isset($recursive[$v->position])) {
+                        continue;
+                    }
+                    $recursive[$v->position] = true;
+                }
+                $children[$k] = $children[$k]->getValue($recursive);
+            }
+        }
+
+        return $children;
+    }
+
+    /**
+     * @return int
+     */
+    public function count()
+    {
+        return \count($this->getValue());
+    }
+
+    /**
+     * @return \Traversable
+     */
+    public function getIterator()
+    {
+        if (!\is_array($value = $this->getValue())) {
+            throw new \LogicException(sprintf('"%s" object holds non-iterable type "%s".', self::class, \gettype($value)));
+        }
+
+        yield from $value;
+    }
+
+    public function __get($key)
+    {
+        if (null !== $data = $this->seek($key)) {
+            $item = $this->getStub($data->data[$data->position][$data->key]);
+
+            return $item instanceof Stub || [] === $item ? $data : $item;
+        }
+
+        return null;
+    }
+
+    /**
+     * @return bool
+     */
+    public function __isset($key)
+    {
+        return null !== $this->seek($key);
+    }
+
+    /**
+     * @return bool
+     */
+    public function offsetExists($key)
+    {
+        return $this->__isset($key);
+    }
+
+    public function offsetGet($key)
+    {
+        return $this->__get($key);
+    }
+
+    public function offsetSet($key, $value)
+    {
+        throw new \BadMethodCallException(self::class.' objects are immutable.');
+    }
+
+    public function offsetUnset($key)
+    {
+        throw new \BadMethodCallException(self::class.' objects are immutable.');
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString()
+    {
+        $value = $this->getValue();
+
+        if (!\is_array($value)) {
+            return (string) $value;
+        }
+
+        return sprintf('%s (count=%d)', $this->getType(), \count($value));
+    }
+
+    /**
+     * Returns a depth limited clone of $this.
+     *
+     * @param int $maxDepth The max dumped depth level
+     *
+     * @return static
+     */
+    public function withMaxDepth($maxDepth)
+    {
+        $data = clone $this;
+        $data->maxDepth = (int) $maxDepth;
+
+        return $data;
+    }
+
+    /**
+     * Limits the number of elements per depth level.
+     *
+     * @param int $maxItemsPerDepth The max number of items dumped per depth level
+     *
+     * @return static
+     */
+    public function withMaxItemsPerDepth($maxItemsPerDepth)
+    {
+        $data = clone $this;
+        $data->maxItemsPerDepth = (int) $maxItemsPerDepth;
+
+        return $data;
+    }
+
+    /**
+     * Enables/disables objects' identifiers tracking.
+     *
+     * @param bool $useRefHandles False to hide global ref. handles
+     *
+     * @return static
+     */
+    public function withRefHandles($useRefHandles)
+    {
+        $data = clone $this;
+        $data->useRefHandles = $useRefHandles ? -1 : 0;
+
+        return $data;
+    }
+
+    /**
+     * @return static
+     */
+    public function withContext(array $context)
+    {
+        $data = clone $this;
+        $data->context = $context;
+
+        return $data;
+    }
+
+    /**
+     * Seeks to a specific key in nested data structures.
+     *
+     * @param string|int $key The key to seek to
+     *
+     * @return static|null Null if the key is not set
+     */
+    public function seek($key)
+    {
+        $item = $this->data[$this->position][$this->key];
+
+        if ($item instanceof Stub && Stub::TYPE_REF === $item->type && !$item->position) {
+            $item = $item->value;
+        }
+        if (!($item = $this->getStub($item)) instanceof Stub || !$item->position) {
+            return null;
+        }
+        $keys = [$key];
+
+        switch ($item->type) {
+            case Stub::TYPE_OBJECT:
+                $keys[] = Caster::PREFIX_DYNAMIC.$key;
+                $keys[] = Caster::PREFIX_PROTECTED.$key;
+                $keys[] = Caster::PREFIX_VIRTUAL.$key;
+                $keys[] = "\0$item->class\0$key";
+                // no break
+            case Stub::TYPE_ARRAY:
+            case Stub::TYPE_RESOURCE:
+                break;
+            default:
+                return null;
+        }
+
+        $data = null;
+        $children = $this->data[$item->position];
+
+        foreach ($keys as $key) {
+            if (isset($children[$key]) || \array_key_exists($key, $children)) {
+                $data = clone $this;
+                $data->key = $key;
+                $data->position = $item->position;
+                break;
+            }
+        }
+
+        return $data;
+    }
+
+    /**
+     * Dumps data with a DumperInterface dumper.
+     */
+    public function dump(DumperInterface $dumper)
+    {
+        $refs = [0];
+        $cursor = new Cursor();
+
+        if ($cursor->attr = $this->context[SourceContextProvider::class] ?? []) {
+            $cursor->attr['if_links'] = true;
+            $cursor->hashType = -1;
+            $dumper->dumpScalar($cursor, 'default', '^');
+            $cursor->attr = ['if_links' => true];
+            $dumper->dumpScalar($cursor, 'default', ' ');
+            $cursor->hashType = 0;
+        }
+
+        $this->dumpItem($dumper, $cursor, $refs, $this->data[$this->position][$this->key]);
+    }
+
+    /**
+     * Depth-first dumping of items.
+     *
+     * @param mixed $item A Stub object or the original value being dumped
+     */
+    private function dumpItem(DumperInterface $dumper, Cursor $cursor, array &$refs, $item)
+    {
+        $cursor->refIndex = 0;
+        $cursor->softRefTo = $cursor->softRefHandle = $cursor->softRefCount = 0;
+        $cursor->hardRefTo = $cursor->hardRefHandle = $cursor->hardRefCount = 0;
+        $firstSeen = true;
+
+        if (!$item instanceof Stub) {
+            $cursor->attr = [];
+            $type = \gettype($item);
+            if ($item && 'array' === $type) {
+                $item = $this->getStub($item);
+            }
+        } elseif (Stub::TYPE_REF === $item->type) {
+            if ($item->handle) {
+                if (!isset($refs[$r = $item->handle - (\PHP_INT_MAX >> 1)])) {
+                    $cursor->refIndex = $refs[$r] = $cursor->refIndex ?: ++$refs[0];
+                } else {
+                    $firstSeen = false;
+                }
+                $cursor->hardRefTo = $refs[$r];
+                $cursor->hardRefHandle = $this->useRefHandles & $item->handle;
+                $cursor->hardRefCount = $item->refCount;
+            }
+            $cursor->attr = $item->attr;
+            $type = $item->class ?: \gettype($item->value);
+            $item = $this->getStub($item->value);
+        }
+        if ($item instanceof Stub) {
+            if ($item->refCount) {
+                if (!isset($refs[$r = $item->handle])) {
+                    $cursor->refIndex = $refs[$r] = $cursor->refIndex ?: ++$refs[0];
+                } else {
+                    $firstSeen = false;
+                }
+                $cursor->softRefTo = $refs[$r];
+            }
+            $cursor->softRefHandle = $this->useRefHandles & $item->handle;
+            $cursor->softRefCount = $item->refCount;
+            $cursor->attr = $item->attr;
+            $cut = $item->cut;
+
+            if ($item->position && $firstSeen) {
+                $children = $this->data[$item->position];
+
+                if ($cursor->stop) {
+                    if ($cut >= 0) {
+                        $cut += \count($children);
+                    }
+                    $children = [];
+                }
+            } else {
+                $children = [];
+            }
+            switch ($item->type) {
+                case Stub::TYPE_STRING:
+                    $dumper->dumpString($cursor, $item->value, Stub::STRING_BINARY === $item->class, $cut);
+                    break;
+
+                case Stub::TYPE_ARRAY:
+                    $item = clone $item;
+                    $item->type = $item->class;
+                    $item->class = $item->value;
+                    // no break
+                case Stub::TYPE_OBJECT:
+                case Stub::TYPE_RESOURCE:
+                    $withChildren = $children && $cursor->depth !== $this->maxDepth && $this->maxItemsPerDepth;
+                    $dumper->enterHash($cursor, $item->type, $item->class, $withChildren);
+                    if ($withChildren) {
+                        if ($cursor->skipChildren) {
+                            $withChildren = false;
+                            $cut = -1;
+                        } else {
+                            $cut = $this->dumpChildren($dumper, $cursor, $refs, $children, $cut, $item->type, null !== $item->class);
+                        }
+                    } elseif ($children && 0 <= $cut) {
+                        $cut += \count($children);
+                    }
+                    $cursor->skipChildren = false;
+                    $dumper->leaveHash($cursor, $item->type, $item->class, $withChildren, $cut);
+                    break;
+
+                default:
+                    throw new \RuntimeException(sprintf('Unexpected Stub type: "%s".', $item->type));
+            }
+        } elseif ('array' === $type) {
+            $dumper->enterHash($cursor, Cursor::HASH_INDEXED, 0, false);
+            $dumper->leaveHash($cursor, Cursor::HASH_INDEXED, 0, false, 0);
+        } elseif ('string' === $type) {
+            $dumper->dumpString($cursor, $item, false, 0);
+        } else {
+            $dumper->dumpScalar($cursor, $type, $item);
+        }
+    }
+
+    /**
+     * Dumps children of hash structures.
+     *
+     * @return int The final number of removed items
+     */
+    private function dumpChildren(DumperInterface $dumper, Cursor $parentCursor, array &$refs, array $children, int $hashCut, int $hashType, bool $dumpKeys): int
+    {
+        $cursor = clone $parentCursor;
+        ++$cursor->depth;
+        $cursor->hashType = $hashType;
+        $cursor->hashIndex = 0;
+        $cursor->hashLength = \count($children);
+        $cursor->hashCut = $hashCut;
+        foreach ($children as $key => $child) {
+            $cursor->hashKeyIsBinary = isset($key[0]) && !preg_match('//u', $key);
+            $cursor->hashKey = $dumpKeys ? $key : null;
+            $this->dumpItem($dumper, $cursor, $refs, $child);
+            if (++$cursor->hashIndex === $this->maxItemsPerDepth || $cursor->stop) {
+                $parentCursor->stop = true;
+
+                return $hashCut >= 0 ? $hashCut + $cursor->hashLength - $cursor->hashIndex : $hashCut;
+            }
+        }
+
+        return $hashCut;
+    }
+
+    private function getStub($item)
+    {
+        if (!$item || !\is_array($item)) {
+            return $item;
+        }
+
+        $stub = new Stub();
+        $stub->type = Stub::TYPE_ARRAY;
+        foreach ($item as $stub->class => $stub->position) {
+        }
+        if (isset($item[0])) {
+            $stub->cut = $item[0];
+        }
+        $stub->value = $stub->cut + ($stub->position ? \count($this->data[$stub->position]) : 0);
+
+        return $stub;
+    }
+}

vendor/symfony/var-dumper/Cloner/DumperInterface.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+/**
+ * DumperInterface used by Data objects.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+interface DumperInterface
+{
+    /**
+     * Dumps a scalar value.
+     *
+     * @param string                $type  The PHP type of the value being dumped
+     * @param string|int|float|bool $value The scalar value being dumped
+     */
+    public function dumpScalar(Cursor $cursor, $type, $value);
+
+    /**
+     * Dumps a string.
+     *
+     * @param string $str The string being dumped
+     * @param bool   $bin Whether $str is UTF-8 or binary encoded
+     * @param int    $cut The number of characters $str has been cut by
+     */
+    public function dumpString(Cursor $cursor, $str, $bin, $cut);
+
+    /**
+     * Dumps while entering an hash.
+     *
+     * @param int        $type     A Cursor::HASH_* const for the type of hash
+     * @param string|int $class    The object class, resource type or array count
+     * @param bool       $hasChild When the dump of the hash has child item
+     */
+    public function enterHash(Cursor $cursor, $type, $class, $hasChild);
+
+    /**
+     * Dumps while leaving an hash.
+     *
+     * @param int        $type     A Cursor::HASH_* const for the type of hash
+     * @param string|int $class    The object class, resource type or array count
+     * @param bool       $hasChild When the dump of the hash has child item
+     * @param int        $cut      The number of items the hash has been cut by
+     */
+    public function leaveHash(Cursor $cursor, $type, $class, $hasChild, $cut);
+}

vendor/symfony/var-dumper/Cloner/Stub.php

@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+/**
+ * Represents the main properties of a PHP variable.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class Stub
+{
+    const TYPE_REF = 1;
+    const TYPE_STRING = 2;
+    const TYPE_ARRAY = 3;
+    const TYPE_OBJECT = 4;
+    const TYPE_RESOURCE = 5;
+
+    const STRING_BINARY = 1;
+    const STRING_UTF8 = 2;
+
+    const ARRAY_ASSOC = 1;
+    const ARRAY_INDEXED = 2;
+
+    public $type = self::TYPE_REF;
+    public $class = '';
+    public $value;
+    public $cut = 0;
+    public $handle = 0;
+    public $refCount = 0;
+    public $position = 0;
+    public $attr = [];
+
+    private static $defaultProperties = [];
+
+    /**
+     * @internal
+     */
+    public function __sleep(): array
+    {
+        $properties = [];
+
+        if (!isset(self::$defaultProperties[$c = static::class])) {
+            self::$defaultProperties[$c] = get_class_vars($c);
+
+            foreach ((new \ReflectionClass($c))->getStaticProperties() as $k => $v) {
+                unset(self::$defaultProperties[$c][$k]);
+            }
+        }
+
+        foreach (self::$defaultProperties[$c] as $k => $v) {
+            if ($this->$k !== $v) {
+                $properties[] = $k;
+            }
+        }
+
+        return $properties;
+    }
+}

vendor/symfony/var-dumper/Cloner/VarCloner.php

@@ -0,0 +1,301 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Cloner;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class VarCloner extends AbstractCloner
+{
+    private static $gid;
+    private static $arrayCache = [];
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doClone($var)
+    {
+        $len = 1;                       // Length of $queue
+        $pos = 0;                       // Number of cloned items past the minimum depth
+        $refsCounter = 0;               // Hard references counter
+        $queue = [[$var]];    // This breadth-first queue is the return value
+        $indexedArrays = [];       // Map of queue indexes that hold numerically indexed arrays
+        $hardRefs = [];            // Map of original zval ids to stub objects
+        $objRefs = [];             // Map of original object handles to their stub object counterpart
+        $objects = [];             // Keep a ref to objects to ensure their handle cannot be reused while cloning
+        $resRefs = [];             // Map of original resource handles to their stub object counterpart
+        $values = [];              // Map of stub objects' ids to original values
+        $maxItems = $this->maxItems;
+        $maxString = $this->maxString;
+        $minDepth = $this->minDepth;
+        $currentDepth = 0;              // Current tree depth
+        $currentDepthFinalIndex = 0;    // Final $queue index for current tree depth
+        $minimumDepthReached = 0 === $minDepth; // Becomes true when minimum tree depth has been reached
+        $cookie = (object) [];          // Unique object used to detect hard references
+        $a = null;                      // Array cast for nested structures
+        $stub = null;                   // Stub capturing the main properties of an original item value
+                                        // or null if the original value is used directly
+
+        if (!$gid = self::$gid) {
+            $gid = self::$gid = md5(random_bytes(6)); // Unique string used to detect the special $GLOBALS variable
+        }
+        $arrayStub = new Stub();
+        $arrayStub->type = Stub::TYPE_ARRAY;
+        $fromObjCast = false;
+
+        for ($i = 0; $i < $len; ++$i) {
+            // Detect when we move on to the next tree depth
+            if ($i > $currentDepthFinalIndex) {
+                ++$currentDepth;
+                $currentDepthFinalIndex = $len - 1;
+                if ($currentDepth >= $minDepth) {
+                    $minimumDepthReached = true;
+                }
+            }
+
+            $refs = $vals = $queue[$i];
+            if (\PHP_VERSION_ID < 70200 && empty($indexedArrays[$i])) {
+                // see https://wiki.php.net/rfc/convert_numeric_keys_in_object_array_casts
+                foreach ($vals as $k => $v) {
+                    if (\is_int($k)) {
+                        continue;
+                    }
+                    foreach ([$k => true] as $gk => $gv) {
+                    }
+                    if ($gk !== $k) {
+                        $fromObjCast = true;
+                        $refs = $vals = array_values($queue[$i]);
+                        break;
+                    }
+                }
+            }
+            foreach ($vals as $k => $v) {
+                // $v is the original value or a stub object in case of hard references
+
+                if (\PHP_VERSION_ID >= 70400) {
+                    $zvalIsRef = null !== \ReflectionReference::fromArrayElement($vals, $k);
+                } else {
+                    $refs[$k] = $cookie;
+                    $zvalIsRef = $vals[$k] === $cookie;
+                }
+
+                if ($zvalIsRef) {
+                    $vals[$k] = &$stub;         // Break hard references to make $queue completely
+                    unset($stub);               // independent from the original structure
+                    if ($v instanceof Stub && isset($hardRefs[spl_object_id($v)])) {
+                        $vals[$k] = $refs[$k] = $v;
+                        if ($v->value instanceof Stub && (Stub::TYPE_OBJECT === $v->value->type || Stub::TYPE_RESOURCE === $v->value->type)) {
+                            ++$v->value->refCount;
+                        }
+                        ++$v->refCount;
+                        continue;
+                    }
+                    $refs[$k] = $vals[$k] = new Stub();
+                    $refs[$k]->value = $v;
+                    $h = spl_object_id($refs[$k]);
+                    $hardRefs[$h] = &$refs[$k];
+                    $values[$h] = $v;
+                    $vals[$k]->handle = ++$refsCounter;
+                }
+                // Create $stub when the original value $v can not be used directly
+                // If $v is a nested structure, put that structure in array $a
+                switch (true) {
+                    case null === $v:
+                    case \is_bool($v):
+                    case \is_int($v):
+                    case \is_float($v):
+                        continue 2;
+                    case \is_string($v):
+                        if ('' === $v) {
+                            continue 2;
+                        }
+                        if (!preg_match('//u', $v)) {
+                            $stub = new Stub();
+                            $stub->type = Stub::TYPE_STRING;
+                            $stub->class = Stub::STRING_BINARY;
+                            if (0 <= $maxString && 0 < $cut = \strlen($v) - $maxString) {
+                                $stub->cut = $cut;
+                                $stub->value = substr($v, 0, -$cut);
+                            } else {
+                                $stub->value = $v;
+                            }
+                        } elseif (0 <= $maxString && isset($v[1 + ($maxString >> 2)]) && 0 < $cut = mb_strlen($v, 'UTF-8') - $maxString) {
+                            $stub = new Stub();
+                            $stub->type = Stub::TYPE_STRING;
+                            $stub->class = Stub::STRING_UTF8;
+                            $stub->cut = $cut;
+                            $stub->value = mb_substr($v, 0, $maxString, 'UTF-8');
+                        } else {
+                            continue 2;
+                        }
+                        $a = null;
+                        break;
+
+                    case \is_array($v):
+                        if (!$v) {
+                            continue 2;
+                        }
+                        $stub = $arrayStub;
+                        $stub->class = Stub::ARRAY_INDEXED;
+
+                        $j = -1;
+                        foreach ($v as $gk => $gv) {
+                            if ($gk !== ++$j) {
+                                $stub->class = Stub::ARRAY_ASSOC;
+                                break;
+                            }
+                        }
+                        $a = $v;
+
+                        if (Stub::ARRAY_ASSOC === $stub->class) {
+                            // Copies of $GLOBALS have very strange behavior,
+                            // let's detect them with some black magic
+                            $a[$gid] = true;
+
+                            // Happens with copies of $GLOBALS
+                            if (isset($v[$gid])) {
+                                unset($v[$gid]);
+                                $a = [];
+                                foreach ($v as $gk => &$gv) {
+                                    $a[$gk] = &$gv;
+                                }
+                                unset($gv);
+                            } else {
+                                $a = $v;
+                            }
+                        } elseif (\PHP_VERSION_ID < 70200) {
+                            $indexedArrays[$len] = true;
+                        }
+                        break;
+
+                    case \is_object($v):
+                    case $v instanceof \__PHP_Incomplete_Class:
+                        if (empty($objRefs[$h = spl_object_id($v)])) {
+                            $stub = new Stub();
+                            $stub->type = Stub::TYPE_OBJECT;
+                            $stub->class = \get_class($v);
+                            $stub->value = $v;
+                            $stub->handle = $h;
+                            $a = $this->castObject($stub, 0 < $i);
+                            if ($v !== $stub->value) {
+                                if (Stub::TYPE_OBJECT !== $stub->type || null === $stub->value) {
+                                    break;
+                                }
+                                $stub->handle = $h = spl_object_id($stub->value);
+                            }
+                            $stub->value = null;
+                            if (0 <= $maxItems && $maxItems <= $pos && $minimumDepthReached) {
+                                $stub->cut = \count($a);
+                                $a = null;
+                            }
+                        }
+                        if (empty($objRefs[$h])) {
+                            $objRefs[$h] = $stub;
+                            $objects[] = $v;
+                        } else {
+                            $stub = $objRefs[$h];
+                            ++$stub->refCount;
+                            $a = null;
+                        }
+                        break;
+
+                    default: // resource
+                        if (empty($resRefs[$h = (int) $v])) {
+                            $stub = new Stub();
+                            $stub->type = Stub::TYPE_RESOURCE;
+                            if ('Unknown' === $stub->class = @get_resource_type($v)) {
+                                $stub->class = 'Closed';
+                            }
+                            $stub->value = $v;
+                            $stub->handle = $h;
+                            $a = $this->castResource($stub, 0 < $i);
+                            $stub->value = null;
+                            if (0 <= $maxItems && $maxItems <= $pos && $minimumDepthReached) {
+                                $stub->cut = \count($a);
+                                $a = null;
+                            }
+                        }
+                        if (empty($resRefs[$h])) {
+                            $resRefs[$h] = $stub;
+                        } else {
+                            $stub = $resRefs[$h];
+                            ++$stub->refCount;
+                            $a = null;
+                        }
+                        break;
+                }
+
+                if ($a) {
+                    if (!$minimumDepthReached || 0 > $maxItems) {
+                        $queue[$len] = $a;
+                        $stub->position = $len++;
+                    } elseif ($pos < $maxItems) {
+                        if ($maxItems < $pos += \count($a)) {
+                            $a = \array_slice($a, 0, $maxItems - $pos, true);
+                            if ($stub->cut >= 0) {
+                                $stub->cut += $pos - $maxItems;
+                            }
+                        }
+                        $queue[$len] = $a;
+                        $stub->position = $len++;
+                    } elseif ($stub->cut >= 0) {
+                        $stub->cut += \count($a);
+                        $stub->position = 0;
+                    }
+                }
+
+                if ($arrayStub === $stub) {
+                    if ($arrayStub->cut) {
+                        $stub = [$arrayStub->cut, $arrayStub->class => $arrayStub->position];
+                        $arrayStub->cut = 0;
+                    } elseif (isset(self::$arrayCache[$arrayStub->class][$arrayStub->position])) {
+                        $stub = self::$arrayCache[$arrayStub->class][$arrayStub->position];
+                    } else {
+                        self::$arrayCache[$arrayStub->class][$arrayStub->position] = $stub = [$arrayStub->class => $arrayStub->position];
+                    }
+                }
+
+                if ($zvalIsRef) {
+                    $refs[$k]->value = $stub;
+                } else {
+                    $vals[$k] = $stub;
+                }
+            }
+
+            if ($fromObjCast) {
+                $fromObjCast = false;
+                $refs = $vals;
+                $vals = [];
+                $j = -1;
+                foreach ($queue[$i] as $k => $v) {
+                    foreach ([$k => true] as $gk => $gv) {
+                    }
+                    if ($gk !== $k) {
+                        $vals = (object) $vals;
+                        $vals->{$k} = $refs[++$j];
+                        $vals = (array) $vals;
+                    } else {
+                        $vals[$k] = $refs[++$j];
+                    }
+                }
+            }
+
+            $queue[$i] = $vals;
+        }
+
+        foreach ($values as $h => $v) {
+            $hardRefs[$h] = $v;
+        }
+
+        return $queue;
+    }
+}

vendor/symfony/var-dumper/Command/Descriptor/CliDescriptor.php

@@ -0,0 +1,88 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Command\Descriptor;
+
+use Symfony\Component\Console\Formatter\OutputFormatterStyle;
+use Symfony\Component\Console\Input\ArrayInput;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Dumper\CliDumper;
+
+/**
+ * Describe collected data clones for cli output.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ *
+ * @final
+ */
+class CliDescriptor implements DumpDescriptorInterface
+{
+    private $dumper;
+    private $lastIdentifier;
+    private $supportsHref;
+
+    public function __construct(CliDumper $dumper)
+    {
+        $this->dumper = $dumper;
+        $this->supportsHref = method_exists(OutputFormatterStyle::class, 'setHref');
+    }
+
+    public function describe(OutputInterface $output, Data $data, array $context, int $clientId): void
+    {
+        $io = $output instanceof SymfonyStyle ? $output : new SymfonyStyle(new ArrayInput([]), $output);
+        $this->dumper->setColors($output->isDecorated());
+
+        $rows = [['date', date('r', $context['timestamp'])]];
+        $lastIdentifier = $this->lastIdentifier;
+        $this->lastIdentifier = $clientId;
+
+        $section = "Received from client #$clientId";
+        if (isset($context['request'])) {
+            $request = $context['request'];
+            $this->lastIdentifier = $request['identifier'];
+            $section = sprintf('%s %s', $request['method'], $request['uri']);
+            if ($controller = $request['controller']) {
+                $rows[] = ['controller', rtrim($this->dumper->dump($controller, true), "\n")];
+            }
+        } elseif (isset($context['cli'])) {
+            $this->lastIdentifier = $context['cli']['identifier'];
+            $section = '$ '.$context['cli']['command_line'];
+        }
+
+        if ($this->lastIdentifier !== $lastIdentifier) {
+            $io->section($section);
+        }
+
+        if (isset($context['source'])) {
+            $source = $context['source'];
+            $sourceInfo = sprintf('%s on line %d', $source['name'], $source['line']);
+            $fileLink = $source['file_link'] ?? null;
+            if ($this->supportsHref && $fileLink) {
+                $sourceInfo = sprintf('<href=%s>%s</>', $fileLink, $sourceInfo);
+            }
+            $rows[] = ['source', $sourceInfo];
+            $file = $source['file_relative'] ?? $source['file'];
+            $rows[] = ['file', $file];
+        }
+
+        $io->table([], $rows);
+
+        if (!$this->supportsHref && isset($fileLink)) {
+            $io->writeln(['<info>Open source in your IDE/browser:</info>', $fileLink]);
+            $io->newLine();
+        }
+
+        $this->dumper->dump($data);
+        $io->newLine();
+    }
+}

vendor/symfony/var-dumper/Command/Descriptor/DumpDescriptorInterface.php

@@ -0,0 +1,23 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Command\Descriptor;
+
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\VarDumper\Cloner\Data;
+
+/**
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+interface DumpDescriptorInterface
+{
+    public function describe(OutputInterface $output, Data $data, array $context, int $clientId): void;
+}

vendor/symfony/var-dumper/Command/Descriptor/HtmlDescriptor.php

@@ -0,0 +1,119 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Command\Descriptor;
+
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Dumper\HtmlDumper;
+
+/**
+ * Describe collected data clones for html output.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ *
+ * @final
+ */
+class HtmlDescriptor implements DumpDescriptorInterface
+{
+    private $dumper;
+    private $initialized = false;
+
+    public function __construct(HtmlDumper $dumper)
+    {
+        $this->dumper = $dumper;
+    }
+
+    public function describe(OutputInterface $output, Data $data, array $context, int $clientId): void
+    {
+        if (!$this->initialized) {
+            $styles = file_get_contents(__DIR__.'/../../Resources/css/htmlDescriptor.css');
+            $scripts = file_get_contents(__DIR__.'/../../Resources/js/htmlDescriptor.js');
+            $output->writeln("<style>$styles</style><script>$scripts</script>");
+            $this->initialized = true;
+        }
+
+        $title = '-';
+        if (isset($context['request'])) {
+            $request = $context['request'];
+            $controller = "<span class='dumped-tag'>{$this->dumper->dump($request['controller'], true, ['maxDepth' => 0])}</span>";
+            $title = sprintf('<code>%s</code> <a href="%s">%s</a>', $request['method'], $uri = $request['uri'], $uri);
+            $dedupIdentifier = $request['identifier'];
+        } elseif (isset($context['cli'])) {
+            $title = '<code>$ </code>'.$context['cli']['command_line'];
+            $dedupIdentifier = $context['cli']['identifier'];
+        } else {
+            $dedupIdentifier = uniqid('', true);
+        }
+
+        $sourceDescription = '';
+        if (isset($context['source'])) {
+            $source = $context['source'];
+            $projectDir = $source['project_dir'] ?? null;
+            $sourceDescription = sprintf('%s on line %d', $source['name'], $source['line']);
+            if (isset($source['file_link'])) {
+                $sourceDescription = sprintf('<a href="%s">%s</a>', $source['file_link'], $sourceDescription);
+            }
+        }
+
+        $isoDate = $this->extractDate($context, 'c');
+        $tags = array_filter([
+            'controller' => $controller ?? null,
+            'project dir' => $projectDir ?? null,
+        ]);
+
+        $output->writeln(<<<HTML
+<article data-dedup-id="$dedupIdentifier">
+    <header>
+        <div class="row">
+            <h2 class="col">$title</h2>
+            <time class="col text-small" title="$isoDate" datetime="$isoDate">
+                {$this->extractDate($context)}
+            </time>
+        </div>
+        {$this->renderTags($tags)}
+    </header>
+    <section class="body">
+        <p class="text-small">
+            $sourceDescription
+        </p>
+        {$this->dumper->dump($data, true)}
+    </section>
+</article>
+HTML
+        );
+    }
+
+    private function extractDate(array $context, string $format = 'r'): string
+    {
+        return date($format, $context['timestamp']);
+    }
+
+    private function renderTags(array $tags): string
+    {
+        if (!$tags) {
+            return '';
+        }
+
+        $renderedTags = '';
+        foreach ($tags as $key => $value) {
+            $renderedTags .= sprintf('<li><span class="badge">%s</span>%s</li>', $key, $value);
+        }
+
+        return <<<HTML
+<div class="row">
+    <ul class="tags">
+        $renderedTags
+    </ul>
+</div>
+HTML;
+    }
+}

vendor/symfony/var-dumper/Command/ServerDumpCommand.php

@@ -0,0 +1,99 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Command\Descriptor\CliDescriptor;
+use Symfony\Component\VarDumper\Command\Descriptor\DumpDescriptorInterface;
+use Symfony\Component\VarDumper\Command\Descriptor\HtmlDescriptor;
+use Symfony\Component\VarDumper\Dumper\CliDumper;
+use Symfony\Component\VarDumper\Dumper\HtmlDumper;
+use Symfony\Component\VarDumper\Server\DumpServer;
+
+/**
+ * Starts a dump server to collect and output dumps on a single place with multiple formats support.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ *
+ * @final
+ */
+class ServerDumpCommand extends Command
+{
+    protected static $defaultName = 'server:dump';
+
+    private $server;
+
+    /** @var DumpDescriptorInterface[] */
+    private $descriptors;
+
+    public function __construct(DumpServer $server, array $descriptors = [])
+    {
+        $this->server = $server;
+        $this->descriptors = $descriptors + [
+            'cli' => new CliDescriptor(new CliDumper()),
+            'html' => new HtmlDescriptor(new HtmlDumper()),
+        ];
+
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $availableFormats = implode(', ', array_keys($this->descriptors));
+
+        $this
+            ->addOption('format', null, InputOption::VALUE_REQUIRED, sprintf('The output format (%s)', $availableFormats), 'cli')
+            ->setDescription('Starts a dump server that collects and displays dumps in a single place')
+            ->setHelp(<<<'EOF'
+<info>%command.name%</info> starts a dump server that collects and displays
+dumps in a single place for debugging you application:
+
+  <info>php %command.full_name%</info>
+
+You can consult dumped data in HTML format in your browser by providing the <comment>--format=html</comment> option
+and redirecting the output to a file:
+
+  <info>php %command.full_name% --format="html" > dump.html</info>
+
+EOF
+            )
+        ;
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+        $format = $input->getOption('format');
+
+        if (!$descriptor = $this->descriptors[$format] ?? null) {
+            throw new InvalidArgumentException(sprintf('Unsupported format "%s".', $format));
+        }
+
+        $errorIo = $io->getErrorStyle();
+        $errorIo->title('Symfony Var Dumper Server');
+
+        $this->server->start();
+
+        $errorIo->success(sprintf('Server listening on %s', $this->server->getHost()));
+        $errorIo->comment('Quit the server with CONTROL-C.');
+
+        $this->server->listen(function (Data $data, array $context, int $clientId) use ($descriptor, $io) {
+            $descriptor->describe($io, $data, $context, $clientId);
+        });
+    }
+}

vendor/symfony/var-dumper/Dumper/AbstractDumper.php

@@ -0,0 +1,212 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper;
+
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Cloner\DumperInterface;
+
+/**
+ * Abstract mechanism for dumping a Data object.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+abstract class AbstractDumper implements DataDumperInterface, DumperInterface
+{
+    const DUMP_LIGHT_ARRAY = 1;
+    const DUMP_STRING_LENGTH = 2;
+    const DUMP_COMMA_SEPARATOR = 4;
+    const DUMP_TRAILING_COMMA = 8;
+
+    public static $defaultOutput = 'php://output';
+
+    protected $line = '';
+    protected $lineDumper;
+    protected $outputStream;
+    protected $decimalPoint; // This is locale dependent
+    protected $indentPad = '  ';
+    protected $flags;
+
+    private $charset = '';
+
+    /**
+     * @param callable|resource|string|null $output  A line dumper callable, an opened stream or an output path, defaults to static::$defaultOutput
+     * @param string|null                   $charset The default character encoding to use for non-UTF8 strings
+     * @param int                           $flags   A bit field of static::DUMP_* constants to fine tune dumps representation
+     */
+    public function __construct($output = null, string $charset = null, int $flags = 0)
+    {
+        $this->flags = $flags;
+        $this->setCharset($charset ?: ini_get('php.output_encoding') ?: ini_get('default_charset') ?: 'UTF-8');
+        $this->decimalPoint = localeconv();
+        $this->decimalPoint = $this->decimalPoint['decimal_point'];
+        $this->setOutput($output ?: static::$defaultOutput);
+        if (!$output && \is_string(static::$defaultOutput)) {
+            static::$defaultOutput = $this->outputStream;
+        }
+    }
+
+    /**
+     * Sets the output destination of the dumps.
+     *
+     * @param callable|resource|string $output A line dumper callable, an opened stream or an output path
+     *
+     * @return callable|resource|string The previous output destination
+     */
+    public function setOutput($output)
+    {
+        $prev = null !== $this->outputStream ? $this->outputStream : $this->lineDumper;
+
+        if (\is_callable($output)) {
+            $this->outputStream = null;
+            $this->lineDumper = $output;
+        } else {
+            if (\is_string($output)) {
+                $output = fopen($output, 'wb');
+            }
+            $this->outputStream = $output;
+            $this->lineDumper = [$this, 'echoLine'];
+        }
+
+        return $prev;
+    }
+
+    /**
+     * Sets the default character encoding to use for non-UTF8 strings.
+     *
+     * @param string $charset The default character encoding to use for non-UTF8 strings
+     *
+     * @return string The previous charset
+     */
+    public function setCharset($charset)
+    {
+        $prev = $this->charset;
+
+        $charset = strtoupper($charset);
+        $charset = null === $charset || 'UTF-8' === $charset || 'UTF8' === $charset ? 'CP1252' : $charset;
+
+        $this->charset = $charset;
+
+        return $prev;
+    }
+
+    /**
+     * Sets the indentation pad string.
+     *
+     * @param string $pad A string that will be prepended to dumped lines, repeated by nesting level
+     *
+     * @return string The previous indent pad
+     */
+    public function setIndentPad($pad)
+    {
+        $prev = $this->indentPad;
+        $this->indentPad = $pad;
+
+        return $prev;
+    }
+
+    /**
+     * Dumps a Data object.
+     *
+     * @param callable|resource|string|true|null $output A line dumper callable, an opened stream, an output path or true to return the dump
+     *
+     * @return string|null The dump as string when $output is true
+     */
+    public function dump(Data $data, $output = null)
+    {
+        $this->decimalPoint = localeconv();
+        $this->decimalPoint = $this->decimalPoint['decimal_point'];
+
+        if ($locale = $this->flags & (self::DUMP_COMMA_SEPARATOR | self::DUMP_TRAILING_COMMA) ? setlocale(\LC_NUMERIC, 0) : null) {
+            setlocale(\LC_NUMERIC, 'C');
+        }
+
+        if ($returnDump = true === $output) {
+            $output = fopen('php://memory', 'r+b');
+        }
+        if ($output) {
+            $prevOutput = $this->setOutput($output);
+        }
+        try {
+            $data->dump($this);
+            $this->dumpLine(-1);
+
+            if ($returnDump) {
+                $result = stream_get_contents($output, -1, 0);
+                fclose($output);
+
+                return $result;
+            }
+        } finally {
+            if ($output) {
+                $this->setOutput($prevOutput);
+            }
+            if ($locale) {
+                setlocale(\LC_NUMERIC, $locale);
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Dumps the current line.
+     *
+     * @param int $depth The recursive depth in the dumped structure for the line being dumped,
+     *                   or -1 to signal the end-of-dump to the line dumper callable
+     */
+    protected function dumpLine($depth)
+    {
+        ($this->lineDumper)($this->line, $depth, $this->indentPad);
+        $this->line = '';
+    }
+
+    /**
+     * Generic line dumper callback.
+     *
+     * @param string $line      The line to write
+     * @param int    $depth     The recursive depth in the dumped structure
+     * @param string $indentPad The line indent pad
+     */
+    protected function echoLine($line, $depth, $indentPad)
+    {
+        if (-1 !== $depth) {
+            fwrite($this->outputStream, str_repeat($indentPad, $depth).$line."\n");
+        }
+    }
+
+    /**
+     * Converts a non-UTF-8 string to UTF-8.
+     *
+     * @param string|null $s The non-UTF-8 string to convert
+     *
+     * @return string|null The string converted to UTF-8
+     */
+    protected function utf8Encode($s)
+    {
+        if (null === $s || preg_match('//u', $s)) {
+            return $s;
+        }
+
+        if (!\function_exists('iconv')) {
+            throw new \RuntimeException('Unable to convert a non-UTF-8 string to UTF-8: required function iconv() does not exist. You should install ext-iconv or symfony/polyfill-iconv.');
+        }
+
+        if (false !== $c = @iconv($this->charset, 'UTF-8', $s)) {
+            return $c;
+        }
+        if ('CP1252' !== $this->charset && false !== $c = @iconv('CP1252', 'UTF-8', $s)) {
+            return $c;
+        }
+
+        return iconv('CP850', 'UTF-8', $s);
+    }
+}

vendor/symfony/var-dumper/Dumper/CliDumper.php

@@ -0,0 +1,654 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper;
+
+use Symfony\Component\VarDumper\Cloner\Cursor;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * CliDumper dumps variables for command line output.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class CliDumper extends AbstractDumper
+{
+    public static $defaultColors;
+    public static $defaultOutput = 'php://stdout';
+
+    protected $colors;
+    protected $maxStringWidth = 0;
+    protected $styles = [
+        // See http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
+        'default' => '0;38;5;208',
+        'num' => '1;38;5;38',
+        'const' => '1;38;5;208',
+        'str' => '1;38;5;113',
+        'note' => '38;5;38',
+        'ref' => '38;5;247',
+        'public' => '',
+        'protected' => '',
+        'private' => '',
+        'meta' => '38;5;170',
+        'key' => '38;5;113',
+        'index' => '38;5;38',
+    ];
+
+    protected static $controlCharsRx = '/[\x00-\x1F\x7F]+/';
+    protected static $controlCharsMap = [
+        "\t" => '\t',
+        "\n" => '\n',
+        "\v" => '\v',
+        "\f" => '\f',
+        "\r" => '\r',
+        "\033" => '\e',
+    ];
+
+    protected $collapseNextHash = false;
+    protected $expandNextHash = false;
+
+    private $displayOptions = [
+        'fileLinkFormat' => null,
+    ];
+
+    private $handlesHrefGracefully;
+
+    /**
+     * {@inheritdoc}
+     */
+    public function __construct($output = null, string $charset = null, int $flags = 0)
+    {
+        parent::__construct($output, $charset, $flags);
+
+        if ('\\' === \DIRECTORY_SEPARATOR && !$this->isWindowsTrueColor()) {
+            // Use only the base 16 xterm colors when using ANSICON or standard Windows 10 CLI
+            $this->setStyles([
+                'default' => '31',
+                'num' => '1;34',
+                'const' => '1;31',
+                'str' => '1;32',
+                'note' => '34',
+                'ref' => '1;30',
+                'meta' => '35',
+                'key' => '32',
+                'index' => '34',
+            ]);
+        }
+
+        $this->displayOptions['fileLinkFormat'] = ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format') ?: 'file://%f#L%l';
+    }
+
+    /**
+     * Enables/disables colored output.
+     *
+     * @param bool $colors
+     */
+    public function setColors($colors)
+    {
+        $this->colors = (bool) $colors;
+    }
+
+    /**
+     * Sets the maximum number of characters per line for dumped strings.
+     *
+     * @param int $maxStringWidth
+     */
+    public function setMaxStringWidth($maxStringWidth)
+    {
+        $this->maxStringWidth = (int) $maxStringWidth;
+    }
+
+    /**
+     * Configures styles.
+     *
+     * @param array $styles A map of style names to style definitions
+     */
+    public function setStyles(array $styles)
+    {
+        $this->styles = $styles + $this->styles;
+    }
+
+    /**
+     * Configures display options.
+     *
+     * @param array $displayOptions A map of display options to customize the behavior
+     */
+    public function setDisplayOptions(array $displayOptions)
+    {
+        $this->displayOptions = $displayOptions + $this->displayOptions;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function dumpScalar(Cursor $cursor, $type, $value)
+    {
+        $this->dumpKey($cursor);
+
+        $style = 'const';
+        $attr = $cursor->attr;
+
+        switch ($type) {
+            case 'default':
+                $style = 'default';
+                break;
+
+            case 'integer':
+                $style = 'num';
+                break;
+
+            case 'double':
+                $style = 'num';
+
+                switch (true) {
+                    case \INF === $value:  $value = 'INF'; break;
+                    case -\INF === $value: $value = '-INF'; break;
+                    case is_nan($value):  $value = 'NAN'; break;
+                    default:
+                        $value = (string) $value;
+                        if (false === strpos($value, $this->decimalPoint)) {
+                            $value .= $this->decimalPoint.'0';
+                        }
+                        break;
+                }
+                break;
+
+            case 'NULL':
+                $value = 'null';
+                break;
+
+            case 'boolean':
+                $value = $value ? 'true' : 'false';
+                break;
+
+            default:
+                $attr += ['value' => $this->utf8Encode($value)];
+                $value = $this->utf8Encode($type);
+                break;
+        }
+
+        $this->line .= $this->style($style, $value, $attr);
+
+        $this->endValue($cursor);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function dumpString(Cursor $cursor, $str, $bin, $cut)
+    {
+        $this->dumpKey($cursor);
+        $attr = $cursor->attr;
+
+        if ($bin) {
+            $str = $this->utf8Encode($str);
+        }
+        if ('' === $str) {
+            $this->line .= '""';
+            $this->endValue($cursor);
+        } else {
+            $attr += [
+                'length' => 0 <= $cut ? mb_strlen($str, 'UTF-8') + $cut : 0,
+                'binary' => $bin,
+            ];
+            $str = explode("\n", $str);
+            if (isset($str[1]) && !isset($str[2]) && !isset($str[1][0])) {
+                unset($str[1]);
+                $str[0] .= "\n";
+            }
+            $m = \count($str) - 1;
+            $i = $lineCut = 0;
+
+            if (self::DUMP_STRING_LENGTH & $this->flags) {
+                $this->line .= '('.$attr['length'].') ';
+            }
+            if ($bin) {
+                $this->line .= 'b';
+            }
+
+            if ($m) {
+                $this->line .= '"""';
+                $this->dumpLine($cursor->depth);
+            } else {
+                $this->line .= '"';
+            }
+
+            foreach ($str as $str) {
+                if ($i < $m) {
+                    $str .= "\n";
+                }
+                if (0 < $this->maxStringWidth && $this->maxStringWidth < $len = mb_strlen($str, 'UTF-8')) {
+                    $str = mb_substr($str, 0, $this->maxStringWidth, 'UTF-8');
+                    $lineCut = $len - $this->maxStringWidth;
+                }
+                if ($m && 0 < $cursor->depth) {
+                    $this->line .= $this->indentPad;
+                }
+                if ('' !== $str) {
+                    $this->line .= $this->style('str', $str, $attr);
+                }
+                if ($i++ == $m) {
+                    if ($m) {
+                        if ('' !== $str) {
+                            $this->dumpLine($cursor->depth);
+                            if (0 < $cursor->depth) {
+                                $this->line .= $this->indentPad;
+                            }
+                        }
+                        $this->line .= '"""';
+                    } else {
+                        $this->line .= '"';
+                    }
+                    if ($cut < 0) {
+                        $this->line .= '…';
+                        $lineCut = 0;
+                    } elseif ($cut) {
+                        $lineCut += $cut;
+                    }
+                }
+                if ($lineCut) {
+                    $this->line .= '…'.$lineCut;
+                    $lineCut = 0;
+                }
+
+                if ($i > $m) {
+                    $this->endValue($cursor);
+                } else {
+                    $this->dumpLine($cursor->depth);
+                }
+            }
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function enterHash(Cursor $cursor, $type, $class, $hasChild)
+    {
+        if (null === $this->colors) {
+            $this->colors = $this->supportsColors();
+        }
+
+        $this->dumpKey($cursor);
+        $attr = $cursor->attr;
+
+        if ($this->collapseNextHash) {
+            $cursor->skipChildren = true;
+            $this->collapseNextHash = $hasChild = false;
+        }
+
+        $class = $this->utf8Encode($class);
+        if (Cursor::HASH_OBJECT === $type) {
+            $prefix = $class && 'stdClass' !== $class ? $this->style('note', $class, $attr).(empty($attr['cut_hash']) ? ' {' : '') : '{';
+        } elseif (Cursor::HASH_RESOURCE === $type) {
+            $prefix = $this->style('note', $class.' resource', $attr).($hasChild ? ' {' : ' ');
+        } else {
+            $prefix = $class && !(self::DUMP_LIGHT_ARRAY & $this->flags) ? $this->style('note', 'array:'.$class).' [' : '[';
+        }
+
+        if (($cursor->softRefCount || 0 < $cursor->softRefHandle) && empty($attr['cut_hash'])) {
+            $prefix .= $this->style('ref', (Cursor::HASH_RESOURCE === $type ? '@' : '#').(0 < $cursor->softRefHandle ? $cursor->softRefHandle : $cursor->softRefTo), ['count' => $cursor->softRefCount]);
+        } elseif ($cursor->hardRefTo && !$cursor->refIndex && $class) {
+            $prefix .= $this->style('ref', '&'.$cursor->hardRefTo, ['count' => $cursor->hardRefCount]);
+        } elseif (!$hasChild && Cursor::HASH_RESOURCE === $type) {
+            $prefix = substr($prefix, 0, -1);
+        }
+
+        $this->line .= $prefix;
+
+        if ($hasChild) {
+            $this->dumpLine($cursor->depth);
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function leaveHash(Cursor $cursor, $type, $class, $hasChild, $cut)
+    {
+        if (empty($cursor->attr['cut_hash'])) {
+            $this->dumpEllipsis($cursor, $hasChild, $cut);
+            $this->line .= Cursor::HASH_OBJECT === $type ? '}' : (Cursor::HASH_RESOURCE !== $type ? ']' : ($hasChild ? '}' : ''));
+        }
+
+        $this->endValue($cursor);
+    }
+
+    /**
+     * Dumps an ellipsis for cut children.
+     *
+     * @param bool $hasChild When the dump of the hash has child item
+     * @param int  $cut      The number of items the hash has been cut by
+     */
+    protected function dumpEllipsis(Cursor $cursor, $hasChild, $cut)
+    {
+        if ($cut) {
+            $this->line .= ' …';
+            if (0 < $cut) {
+                $this->line .= $cut;
+            }
+            if ($hasChild) {
+                $this->dumpLine($cursor->depth + 1);
+            }
+        }
+    }
+
+    /**
+     * Dumps a key in a hash structure.
+     */
+    protected function dumpKey(Cursor $cursor)
+    {
+        if (null !== $key = $cursor->hashKey) {
+            if ($cursor->hashKeyIsBinary) {
+                $key = $this->utf8Encode($key);
+            }
+            $attr = ['binary' => $cursor->hashKeyIsBinary];
+            $bin = $cursor->hashKeyIsBinary ? 'b' : '';
+            $style = 'key';
+            switch ($cursor->hashType) {
+                default:
+                case Cursor::HASH_INDEXED:
+                    if (self::DUMP_LIGHT_ARRAY & $this->flags) {
+                        break;
+                    }
+                    $style = 'index';
+                    // no break
+                case Cursor::HASH_ASSOC:
+                    if (\is_int($key)) {
+                        $this->line .= $this->style($style, $key).' => ';
+                    } else {
+                        $this->line .= $bin.'"'.$this->style($style, $key).'" => ';
+                    }
+                    break;
+
+                case Cursor::HASH_RESOURCE:
+                    $key = "\0~\0".$key;
+                    // no break
+                case Cursor::HASH_OBJECT:
+                    if (!isset($key[0]) || "\0" !== $key[0]) {
+                        $this->line .= '+'.$bin.$this->style('public', $key).': ';
+                    } elseif (0 < strpos($key, "\0", 1)) {
+                        $key = explode("\0", substr($key, 1), 2);
+
+                        switch ($key[0][0]) {
+                            case '+': // User inserted keys
+                                $attr['dynamic'] = true;
+                                $this->line .= '+'.$bin.'"'.$this->style('public', $key[1], $attr).'": ';
+                                break 2;
+                            case '~':
+                                $style = 'meta';
+                                if (isset($key[0][1])) {
+                                    parse_str(substr($key[0], 1), $attr);
+                                    $attr += ['binary' => $cursor->hashKeyIsBinary];
+                                }
+                                break;
+                            case '*':
+                                $style = 'protected';
+                                $bin = '#'.$bin;
+                                break;
+                            default:
+                                $attr['class'] = $key[0];
+                                $style = 'private';
+                                $bin = '-'.$bin;
+                                break;
+                        }
+
+                        if (isset($attr['collapse'])) {
+                            if ($attr['collapse']) {
+                                $this->collapseNextHash = true;
+                            } else {
+                                $this->expandNextHash = true;
+                            }
+                        }
+
+                        $this->line .= $bin.$this->style($style, $key[1], $attr).(isset($attr['separator']) ? $attr['separator'] : ': ');
+                    } else {
+                        // This case should not happen
+                        $this->line .= '-'.$bin.'"'.$this->style('private', $key, ['class' => '']).'": ';
+                    }
+                    break;
+            }
+
+            if ($cursor->hardRefTo) {
+                $this->line .= $this->style('ref', '&'.($cursor->hardRefCount ? $cursor->hardRefTo : ''), ['count' => $cursor->hardRefCount]).' ';
+            }
+        }
+    }
+
+    /**
+     * Decorates a value with some style.
+     *
+     * @param string $style The type of style being applied
+     * @param string $value The value being styled
+     * @param array  $attr  Optional context information
+     *
+     * @return string The value with style decoration
+     */
+    protected function style($style, $value, $attr = [])
+    {
+        if (null === $this->colors) {
+            $this->colors = $this->supportsColors();
+        }
+
+        if (null === $this->handlesHrefGracefully) {
+            $this->handlesHrefGracefully = 'JetBrains-JediTerm' !== getenv('TERMINAL_EMULATOR') && !getenv('KONSOLE_VERSION');
+        }
+
+        if (isset($attr['ellipsis'], $attr['ellipsis-type'])) {
+            $prefix = substr($value, 0, -$attr['ellipsis']);
+            if ('cli' === \PHP_SAPI && 'path' === $attr['ellipsis-type'] && isset($_SERVER[$pwd = '\\' === \DIRECTORY_SEPARATOR ? 'CD' : 'PWD']) && 0 === strpos($prefix, $_SERVER[$pwd])) {
+                $prefix = '.'.substr($prefix, \strlen($_SERVER[$pwd]));
+            }
+            if (!empty($attr['ellipsis-tail'])) {
+                $prefix .= substr($value, -$attr['ellipsis'], $attr['ellipsis-tail']);
+                $value = substr($value, -$attr['ellipsis'] + $attr['ellipsis-tail']);
+            } else {
+                $value = substr($value, -$attr['ellipsis']);
+            }
+
+            $value = $this->style('default', $prefix).$this->style($style, $value);
+
+            goto href;
+        }
+
+        $map = static::$controlCharsMap;
+        $startCchr = $this->colors ? "\033[m\033[{$this->styles['default']}m" : '';
+        $endCchr = $this->colors ? "\033[m\033[{$this->styles[$style]}m" : '';
+        $value = preg_replace_callback(static::$controlCharsRx, function ($c) use ($map, $startCchr, $endCchr) {
+            $s = $startCchr;
+            $c = $c[$i = 0];
+            do {
+                $s .= isset($map[$c[$i]]) ? $map[$c[$i]] : sprintf('\x%02X', \ord($c[$i]));
+            } while (isset($c[++$i]));
+
+            return $s.$endCchr;
+        }, $value, -1, $cchrCount);
+
+        if ($this->colors) {
+            if ($cchrCount && "\033" === $value[0]) {
+                $value = substr($value, \strlen($startCchr));
+            } else {
+                $value = "\033[{$this->styles[$style]}m".$value;
+            }
+            if ($cchrCount && $endCchr === substr($value, -\strlen($endCchr))) {
+                $value = substr($value, 0, -\strlen($endCchr));
+            } else {
+                $value .= "\033[{$this->styles['default']}m";
+            }
+        }
+
+        href:
+        if ($this->colors && $this->handlesHrefGracefully) {
+            if (isset($attr['file']) && $href = $this->getSourceLink($attr['file'], isset($attr['line']) ? $attr['line'] : 0)) {
+                if ('note' === $style) {
+                    $value .= "\033]8;;{$href}\033\\^\033]8;;\033\\";
+                } else {
+                    $attr['href'] = $href;
+                }
+            }
+            if (isset($attr['href'])) {
+                $value = "\033]8;;{$attr['href']}\033\\{$value}\033]8;;\033\\";
+            }
+        } elseif ($attr['if_links'] ?? false) {
+            return '';
+        }
+
+        return $value;
+    }
+
+    /**
+     * @return bool Tells if the current output stream supports ANSI colors or not
+     */
+    protected function supportsColors()
+    {
+        if ($this->outputStream !== static::$defaultOutput) {
+            return $this->hasColorSupport($this->outputStream);
+        }
+        if (null !== static::$defaultColors) {
+            return static::$defaultColors;
+        }
+        if (isset($_SERVER['argv'][1])) {
+            $colors = $_SERVER['argv'];
+            $i = \count($colors);
+            while (--$i > 0) {
+                if (isset($colors[$i][5])) {
+                    switch ($colors[$i]) {
+                        case '--ansi':
+                        case '--color':
+                        case '--color=yes':
+                        case '--color=force':
+                        case '--color=always':
+                            return static::$defaultColors = true;
+
+                        case '--no-ansi':
+                        case '--color=no':
+                        case '--color=none':
+                        case '--color=never':
+                            return static::$defaultColors = false;
+                    }
+                }
+            }
+        }
+
+        $h = stream_get_meta_data($this->outputStream) + ['wrapper_type' => null];
+        $h = 'Output' === $h['stream_type'] && 'PHP' === $h['wrapper_type'] ? fopen('php://stdout', 'wb') : $this->outputStream;
+
+        return static::$defaultColors = $this->hasColorSupport($h);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function dumpLine($depth, $endOfValue = false)
+    {
+        if ($this->colors) {
+            $this->line = sprintf("\033[%sm%s\033[m", $this->styles['default'], $this->line);
+        }
+        parent::dumpLine($depth);
+    }
+
+    protected function endValue(Cursor $cursor)
+    {
+        if (-1 === $cursor->hashType) {
+            return;
+        }
+
+        if (Stub::ARRAY_INDEXED === $cursor->hashType || Stub::ARRAY_ASSOC === $cursor->hashType) {
+            if (self::DUMP_TRAILING_COMMA & $this->flags && 0 < $cursor->depth) {
+                $this->line .= ',';
+            } elseif (self::DUMP_COMMA_SEPARATOR & $this->flags && 1 < $cursor->hashLength - $cursor->hashIndex) {
+                $this->line .= ',';
+            }
+        }
+
+        $this->dumpLine($cursor->depth, true);
+    }
+
+    /**
+     * Returns true if the stream supports colorization.
+     *
+     * Reference: Composer\XdebugHandler\Process::supportsColor
+     * https://github.com/composer/xdebug-handler
+     *
+     * @param mixed $stream A CLI output stream
+     */
+    private function hasColorSupport($stream): bool
+    {
+        if (!\is_resource($stream) || 'stream' !== get_resource_type($stream)) {
+            return false;
+        }
+
+        // Follow https://no-color.org/
+        if (isset($_SERVER['NO_COLOR']) || false !== getenv('NO_COLOR')) {
+            return false;
+        }
+
+        if ('Hyper' === getenv('TERM_PROGRAM')) {
+            return true;
+        }
+
+        if (\DIRECTORY_SEPARATOR === '\\') {
+            return (\function_exists('sapi_windows_vt100_support')
+                && @sapi_windows_vt100_support($stream))
+                || false !== getenv('ANSICON')
+                || 'ON' === getenv('ConEmuANSI')
+                || 'xterm' === getenv('TERM');
+        }
+
+        if (\function_exists('stream_isatty')) {
+            return @stream_isatty($stream);
+        }
+
+        if (\function_exists('posix_isatty')) {
+            return @posix_isatty($stream);
+        }
+
+        $stat = @fstat($stream);
+        // Check if formatted mode is S_IFCHR
+        return $stat ? 0020000 === ($stat['mode'] & 0170000) : false;
+    }
+
+    /**
+     * Returns true if the Windows terminal supports true color.
+     *
+     * Note that this does not check an output stream, but relies on environment
+     * variables from known implementations, or a PHP and Windows version that
+     * supports true color.
+     */
+    private function isWindowsTrueColor(): bool
+    {
+        $result = 183 <= getenv('ANSICON_VER')
+            || 'ON' === getenv('ConEmuANSI')
+            || 'xterm' === getenv('TERM')
+            || 'Hyper' === getenv('TERM_PROGRAM');
+
+        if (!$result && \PHP_VERSION_ID >= 70200) {
+            $version = sprintf(
+                '%s.%s.%s',
+                PHP_WINDOWS_VERSION_MAJOR,
+                PHP_WINDOWS_VERSION_MINOR,
+                PHP_WINDOWS_VERSION_BUILD
+            );
+            $result = $version >= '10.0.15063';
+        }
+
+        return $result;
+    }
+
+    private function getSourceLink(string $file, int $line)
+    {
+        if ($fmt = $this->displayOptions['fileLinkFormat']) {
+            return \is_string($fmt) ? strtr($fmt, ['%f' => $file, '%l' => $line]) : ($fmt->format($file, $line) ?: 'file://'.$file.'#L'.$line);
+        }
+
+        return false;
+    }
+}

vendor/symfony/var-dumper/Dumper/ContextProvider/CliContextProvider.php

@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper\ContextProvider;
+
+/**
+ * Tries to provide context on CLI.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+final class CliContextProvider implements ContextProviderInterface
+{
+    public function getContext(): ?array
+    {
+        if ('cli' !== \PHP_SAPI) {
+            return null;
+        }
+
+        return [
+            'command_line' => $commandLine = implode(' ', $_SERVER['argv'] ?? []),
+            'identifier' => hash('crc32b', $commandLine.$_SERVER['REQUEST_TIME_FLOAT']),
+        ];
+    }
+}

vendor/symfony/var-dumper/Dumper/ContextProvider/ContextProviderInterface.php

@@ -0,0 +1,25 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper\ContextProvider;
+
+/**
+ * Interface to provide contextual data about dump data clones sent to a server.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+interface ContextProviderInterface
+{
+    /**
+     * @return array|null Context data or null if unable to provide any context
+     */
+    public function getContext(): ?array;
+}

vendor/symfony/var-dumper/Dumper/ContextProvider/RequestContextProvider.php

@@ -0,0 +1,51 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper\ContextProvider;
+
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\VarDumper\Caster\ReflectionCaster;
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+
+/**
+ * Tries to provide context from a request.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+final class RequestContextProvider implements ContextProviderInterface
+{
+    private $requestStack;
+    private $cloner;
+
+    public function __construct(RequestStack $requestStack)
+    {
+        $this->requestStack = $requestStack;
+        $this->cloner = new VarCloner();
+        $this->cloner->setMaxItems(0);
+        $this->cloner->addCasters(ReflectionCaster::UNSET_CLOSURE_FILE_INFO);
+    }
+
+    public function getContext(): ?array
+    {
+        if (null === $request = $this->requestStack->getCurrentRequest()) {
+            return null;
+        }
+
+        $controller = $request->attributes->get('_controller');
+
+        return [
+            'uri' => $request->getUri(),
+            'method' => $request->getMethod(),
+            'controller' => $controller ? $this->cloner->cloneVar($controller) : $controller,
+            'identifier' => spl_object_hash($request),
+        ];
+    }
+}

vendor/symfony/var-dumper/Dumper/ContextProvider/SourceContextProvider.php

@@ -0,0 +1,126 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper\ContextProvider;
+
+use Symfony\Component\HttpKernel\Debug\FileLinkFormatter;
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+use Symfony\Component\VarDumper\Dumper\HtmlDumper;
+use Symfony\Component\VarDumper\VarDumper;
+use Twig\Template;
+
+/**
+ * Tries to provide context from sources (class name, file, line, code excerpt, ...).
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+final class SourceContextProvider implements ContextProviderInterface
+{
+    private $limit;
+    private $charset;
+    private $projectDir;
+    private $fileLinkFormatter;
+
+    public function __construct(string $charset = null, string $projectDir = null, FileLinkFormatter $fileLinkFormatter = null, int $limit = 9)
+    {
+        $this->charset = $charset;
+        $this->projectDir = $projectDir;
+        $this->fileLinkFormatter = $fileLinkFormatter;
+        $this->limit = $limit;
+    }
+
+    public function getContext(): ?array
+    {
+        $trace = debug_backtrace(\DEBUG_BACKTRACE_PROVIDE_OBJECT | \DEBUG_BACKTRACE_IGNORE_ARGS, $this->limit);
+
+        $file = $trace[1]['file'];
+        $line = $trace[1]['line'];
+        $name = false;
+        $fileExcerpt = false;
+
+        for ($i = 2; $i < $this->limit; ++$i) {
+            if (isset($trace[$i]['class'], $trace[$i]['function'])
+                && 'dump' === $trace[$i]['function']
+                && VarDumper::class === $trace[$i]['class']
+            ) {
+                $file = $trace[$i]['file'] ?? $file;
+                $line = $trace[$i]['line'] ?? $line;
+
+                while (++$i < $this->limit) {
+                    if (isset($trace[$i]['function'], $trace[$i]['file']) && empty($trace[$i]['class']) && 0 !== strpos($trace[$i]['function'], 'call_user_func')) {
+                        $file = $trace[$i]['file'];
+                        $line = $trace[$i]['line'];
+
+                        break;
+                    } elseif (isset($trace[$i]['object']) && $trace[$i]['object'] instanceof Template) {
+                        $template = $trace[$i]['object'];
+                        $name = $template->getTemplateName();
+                        $src = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getCode() : (method_exists($template, 'getSource') ? $template->getSource() : false);
+                        $info = $template->getDebugInfo();
+                        if (isset($info[$trace[$i - 1]['line']])) {
+                            $line = $info[$trace[$i - 1]['line']];
+                            $file = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getPath() : null;
+
+                            if ($src) {
+                                $src = explode("\n", $src);
+                                $fileExcerpt = [];
+
+                                for ($i = max($line - 3, 1), $max = min($line + 3, \count($src)); $i <= $max; ++$i) {
+                                    $fileExcerpt[] = '<li'.($i === $line ? ' class="selected"' : '').'><code>'.$this->htmlEncode($src[$i - 1]).'</code></li>';
+                                }
+
+                                $fileExcerpt = '<ol start="'.max($line - 3, 1).'">'.implode("\n", $fileExcerpt).'</ol>';
+                            }
+                        }
+                        break;
+                    }
+                }
+                break;
+            }
+        }
+
+        if (false === $name) {
+            $name = str_replace('\\', '/', $file);
+            $name = substr($name, strrpos($name, '/') + 1);
+        }
+
+        $context = ['name' => $name, 'file' => $file, 'line' => $line];
+        $context['file_excerpt'] = $fileExcerpt;
+
+        if (null !== $this->projectDir) {
+            $context['project_dir'] = $this->projectDir;
+            if (0 === strpos($file, $this->projectDir)) {
+                $context['file_relative'] = ltrim(substr($file, \strlen($this->projectDir)), \DIRECTORY_SEPARATOR);
+            }
+        }
+
+        if ($this->fileLinkFormatter && $fileLink = $this->fileLinkFormatter->format($context['file'], $context['line'])) {
+            $context['file_link'] = $fileLink;
+        }
+
+        return $context;
+    }
+
+    private function htmlEncode(string $s): string
+    {
+        $html = '';
+
+        $dumper = new HtmlDumper(function ($line) use (&$html) { $html .= $line; }, $this->charset);
+        $dumper->setDumpHeader('');
+        $dumper->setDumpBoundaries('', '');
+
+        $cloner = new VarCloner();
+        $dumper->dump($cloner->cloneVar($s));
+
+        return substr(strip_tags($html), 1, -1);
+    }
+}

vendor/symfony/var-dumper/Dumper/ContextualizedDumper.php

@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Dumper;
+
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Dumper\ContextProvider\ContextProviderInterface;
+
+/**
+ * @author Kévin Thérage <therage.kevin@gmail.com>
+ */
+class ContextualizedDumper implements DataDumperInterface
+{
+    private $wrappedDumper;
+    private $contextProviders;
+
+    /**
+     * @param ContextProviderInterface[] $contextProviders
+     */
+    public function __construct(DataDumperInterface $wrappedDumper, array $contextProviders)
+    {
+        $this->wrappedDumper = $wrappedDumper;
+        $this->contextProviders = $contextProviders;
+    }
+
+    public function dump(Data $data)
+    {
+        $context = [];
+        foreach ($this->contextProviders as $contextProvider) {
+            $context[\get_class($contextProvider)] = $contextProvider->getContext();
+        }
+
+        $this->wrappedDumper->dump($data->withContext($context));
+    }
+}