chushihua

node_modules/webpack/lib/EvalSourceMapDevToolModuleTemplatePlugin.js

@@ -0,0 +1,75 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const RawSource = require("webpack-sources").RawSource;
+const ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
+
+class EvalSourceMapDevToolModuleTemplatePlugin {
+	constructor(compilation, options) {
+		this.compilation = compilation;
+		this.sourceMapComment = options.append || "//# sourceURL=[module]\n//# sourceMappingURL=[url]";
+		this.moduleFilenameTemplate = options.moduleFilenameTemplate || "webpack:///[resource-path]?[hash]";
+		this.options = options;
+	}
+
+	apply(moduleTemplate) {
+		const self = this;
+		const options = this.options;
+		moduleTemplate.plugin("module", function(source, module) {
+			if(source.__EvalSourceMapDevToolData)
+				return source.__EvalSourceMapDevToolData;
+			let sourceMap;
+			let content;
+			if(source.sourceAndMap) {
+				const sourceAndMap = source.sourceAndMap(options);
+				sourceMap = sourceAndMap.map;
+				content = sourceAndMap.source;
+			} else {
+				sourceMap = source.map(options);
+				content = source.source();
+			}
+			if(!sourceMap) {
+				return source;
+			}
+
+			// Clone (flat) the sourcemap to ensure that the mutations below do not persist.
+			sourceMap = Object.keys(sourceMap).reduce(function(obj, key) {
+				obj[key] = sourceMap[key];
+				return obj;
+			}, {});
+			const modules = sourceMap.sources.map(function(source) {
+				const module = self.compilation.findModule(source);
+				return module || source;
+			});
+			let moduleFilenames = modules.map(function(module) {
+				return ModuleFilenameHelpers.createFilename(module, self.moduleFilenameTemplate, this.requestShortener);
+			}, this);
+			moduleFilenames = ModuleFilenameHelpers.replaceDuplicates(moduleFilenames, function(filename, i, n) {
+				for(let j = 0; j < n; j++)
+					filename += "*";
+				return filename;
+			});
+			sourceMap.sources = moduleFilenames;
+			if(sourceMap.sourcesContent) {
+				sourceMap.sourcesContent = sourceMap.sourcesContent.map(function(content, i) {
+					return typeof content === "string" ? `${content}\n\n\n${ModuleFilenameHelpers.createFooter(modules[i], this.requestShortener)}` : null;
+				}, this);
+			}
+			sourceMap.sourceRoot = options.sourceRoot || "";
+			sourceMap.file = `${module.id}.js`;
+
+			const footer = self.sourceMapComment.replace(/\[url\]/g, `data:application/json;charset=utf-8;base64,${new Buffer(JSON.stringify(sourceMap), "utf8").toString("base64")}`) + //eslint-disable-line
+				`\n//# sourceURL=webpack-internal:///${module.id}\n`; // workaround for chrome bug
+			source.__EvalSourceMapDevToolData = new RawSource(`eval(${JSON.stringify(content + footer)});`);
+			return source.__EvalSourceMapDevToolData;
+		});
+		moduleTemplate.plugin("hash", function(hash) {
+			hash.update("eval-source-map");
+			hash.update("2");
+		});
+	}
+}
+module.exports = EvalSourceMapDevToolModuleTemplatePlugin;