1 files changed, 109 insertions, 0 deletions
diff --git a/third_party/webkit/PerformanceTests/Speedometer/resources/todomvc/architecture-examples/react/node_modules/classnames/dedupe.js b/third_party/webkit/PerformanceTests/Speedometer/resources/todomvc/architecture-examples/react/node_modules/classnames/dedupe.js
new file mode 100644
index 0000000000..9546f8e3a1
--- /dev/null
+++ b/third_party/webkit/PerformanceTests/Speedometer/resources/todomvc/architecture-examples/react/node_modules/classnames/dedupe.js
@@ -0,0 +1,109 @@
+/*!
+  Copyright (c) 2016 Jed Watson.
+  Licensed under the MIT License (MIT), see
+  http://jedwatson.github.io/classnames
+*/
+/* global define */
+
+(function () {
+    'use strict';
+
+    var classNames = (function () {
+        // don't inherit from Object so we can skip hasOwnProperty check later
+        // http://stackoverflow.com/questions/15518328/creating-js-object-with-object-createnull#answer-21079232
+        function StorageObject() {}
+        StorageObject.prototype = Object.create(null);
+
+        function _parseArray (resultSet, array) {
+            var length = array.length;
+
+            for (var i = 0; i < length; ++i) {
+                _parse(resultSet, array[i]);
+            }
+        }
+
+        var hasOwn = {}.hasOwnProperty;
+
+        function _parseNumber (resultSet, num) {
+            resultSet[num] = true;
+        }
+
+        function _parseObject (resultSet, object) {
+            for (var k in object) {
+                if (hasOwn.call(object, k)) {
+                    // set value to false instead of deleting it to avoid changing object structure
+                    // https://www.smashingmagazine.com/2012/11/writing-fast-memory-efficient-javascript/#de-referencing-misconceptions
+                    resultSet[k] = !!object[k];
+                }
+            }
+        }
+
+        var SPACE = /\s+/;
+        function _parseString (resultSet, str) {
+            var array = str.split(SPACE);
+            var length = array.length;
+
+            for (var i = 0; i < length; ++i) {
+                resultSet[array[i]] = true;
+            }
+        }
+
+        function _parse (resultSet, arg) {
+            if (!arg) return;
+            var argType = typeof arg;
+
+            // 'foo bar'
+            if (argType === 'string') {
+                _parseString(resultSet, arg);
+
+            // ['foo', 'bar', ...]
+            } else if (Array.isArray(arg)) {
+                _parseArray(resultSet, arg);
+
+            // { 'foo': true, ... }
+            } else if (argType === 'object') {
+                _parseObject(resultSet, arg);
+
+            // '130'
+            } else if (argType === 'number') {
+                _parseNumber(resultSet, arg);
+            }
+        }
+
+        function _classNames () {
+            // don't leak arguments
+            // https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#32-leaking-arguments
+            var len = arguments.length;
+            var args = Array(len);
+            for (var i = 0; i < len; i++) {
+                args[i] = arguments[i];
+            }
+
+            var classSet = new StorageObject();
+            _parseArray(classSet, args);
+
+            var list = [];
+
+            for (var k in classSet) {
+                if (classSet[k]) {
+                    list.push(k)
+                }
+            }
+
+            return list.join(' ');
+        }
+
+        return _classNames;
+    })();
+
+    if (typeof module !== 'undefined' && module.exports) {
+        module.exports = classNames;
+    } else if (typeof define === 'function' && typeof define.amd === 'object' && define.amd) {
+        // register as 'classnames', consistent with npm package name
+        define('classnames', [], function () {
+            return classNames;
+        });
+    } else {
+        window.classNames = classNames;
+    }
+}());