chushihua

node_modules/enhanced-resolve/lib/forEachBail.js

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+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+module.exports = function forEachBail(array, iterator, callback) {
+	if(array.length === 0) return callback();
+	var currentPos = array.length;
+	var currentResult;
+	var done = [];
+	for(var i = 0; i < array.length; i++) {
+		var itCb = createIteratorCallback(i);
+		iterator(array[i], itCb);
+		if(currentPos === 0) break;
+	}
+
+	function createIteratorCallback(i) {
+		return function() {
+			if(i >= currentPos) return; // ignore
+			var args = Array.prototype.slice.call(arguments);
+			done.push(i);
+			if(args.length > 0) {
+				currentPos = i + 1;
+				done = done.filter(function(item) {
+					return item <= i;
+				});
+				currentResult = args;
+			}
+			if(done.length === currentPos) {
+				callback.apply(null, currentResult);
+				currentPos = 0;
+			}
+		};
+	}
+};
+
+module.exports.withIndex = function forEachBailWithIndex(array, iterator, callback) {
+	if(array.length === 0) return callback();
+	var currentPos = array.length;
+	var currentResult;
+	var done = [];
+	for(var i = 0; i < array.length; i++) {
+		var itCb = createIteratorCallback(i);
+		iterator(array[i], i, itCb);
+		if(currentPos === 0) break;
+	}
+
+	function createIteratorCallback(i) {
+		return function() {
+			if(i >= currentPos) return; // ignore
+			var args = Array.prototype.slice.call(arguments);
+			done.push(i);
+			if(args.length > 0) {
+				currentPos = i + 1;
+				done = done.filter(function(item) {
+					return item <= i;
+				});
+				currentResult = args;
+			}
+			if(done.length === currentPos) {
+				callback.apply(null, currentResult);
+				currentPos = 0;
+			}
+		};
+	}
+};