converted underscore.mixin.deepExtend to proper AMD module.

UI/Mixins/underscore.mixin.deepExtend.js

@@ -3,102 +3,113 @@
  *
  * Based on https://gist.github.com/echong/3861963
  */
-(function() {
-    var arrays, basicObjects, deepClone, deepExtend, deepExtendCouple, isBasicObject,
-        __slice = [].slice;
+define(
+    [
+        'underscore'
+    ], function (_) {
 
-    deepClone = function(obj) {
-        var func, isArr;
-        if (!_.isObject(obj) || _.isFunction(obj)) {
-            return obj;
-        }
-        if (obj instanceof Backbone.Collection || obj instanceof Backbone.Model) {
-            return obj;
-        }
-        if (_.isDate(obj)) {
-            return new Date(obj.getTime());
-        }
-        if (_.isRegExp(obj)) {
-            return new RegExp(obj.source, obj.toString().replace(/.*\//, ''));
-        }
-        isArr = _.isArray(obj || _.isArguments(obj));
-        func = function(memo, value, key) {
-            if (isArr) {
-                memo.push(deepClone(value));
-            } else {
-                memo[key] = deepClone(value);
+        var arrays, basicObjects, deepClone, deepExtend, deepExtendCouple, isBasicObject, __slice =
+            [
+            ].slice;
+
+        deepClone = function (obj) {
+            var func, isArr;
+            if (!_.isObject(obj) || _.isFunction(obj)) {
+                return obj;
             }
-            return memo;
+            if (obj instanceof Backbone.Collection || obj instanceof Backbone.Model) {
+                return obj;
+            }
+            if (_.isDate(obj)) {
+                return new Date(obj.getTime());
+            }
+            if (_.isRegExp(obj)) {
+                return new RegExp(obj.source, obj.toString().replace(/.*\//, ''));
+            }
+            isArr = _.isArray(obj || _.isArguments(obj));
+            func = function (memo, value, key) {
+                if (isArr) {
+                    memo.push(deepClone(value));
+                }
+                else {
+                    memo[key] = deepClone(value);
+                }
+                return memo;
+            };
+            return _.reduce(obj, func, isArr ?
+                [
+                ] :{});
         };
-        return _.reduce(obj, func, isArr ? [] : {});
-    };
 
-    isBasicObject = function(object) {
-        if (object == null) return false;
-        return (object.prototype === {}.prototype || object.prototype === Object.prototype) && _.isObject(object) && !_.isArray(object) && !_.isFunction(object) && !_.isDate(object) && !_.isRegExp(object) && !_.isArguments(object);
-    };
+        isBasicObject = function (object) {
+            if (object == null) {
+                return false;
+            }
+            return (object.prototype === {}.prototype || object.prototype === Object.prototype) && _.isObject(object) && !_.isArray(object) && !_.isFunction(object) && !_.isDate(object) && !_.isRegExp(object) && !_.isArguments(object);
+        };
 
-    basicObjects = function(object) {
-        return _.filter(_.keys(object), function(key) {
-            return isBasicObject(object[key]);
-        });
-    };
+        basicObjects = function (object) {
+            return _.filter(_.keys(object), function (key) {
+                return isBasicObject(object[key]);
+            });
+        };
 
-    arrays = function(object) {
-        return _.filter(_.keys(object), function(key) {
-            return _.isArray(object[key]);
-        });
-    };
+        arrays = function (object) {
+            return _.filter(_.keys(object), function (key) {
+                return _.isArray(object[key]);
+            });
+        };
 
-    deepExtendCouple = function(destination, source, maxDepth) {
-        var combine, recurse, sharedArrayKey, sharedArrayKeys, sharedObjectKey, sharedObjectKeys, _i, _j, _len, _len1;
-        if (maxDepth == null) {
-            maxDepth = 20;
-        }
-        if (maxDepth <= 0) {
-            console.warn('_.deepExtend(): Maximum depth of recursion hit.');
+        deepExtendCouple = function (destination, source, maxDepth) {
+            var combine, recurse, sharedArrayKey, sharedArrayKeys, sharedObjectKey, sharedObjectKeys, _i, _j, _len, _len1;
+            if (maxDepth == null) {
+                maxDepth = 20;
+            }
+            if (maxDepth <= 0) {
+                console.warn('_.deepExtend(): Maximum depth of recursion hit.');
+                return _.extend(destination, source);
+            }
+            sharedObjectKeys = _.intersection(basicObjects(destination), basicObjects(source));
+            recurse = function (key) {
+                return source[key] = deepExtendCouple(destination[key], source[key], maxDepth - 1);
+            };
+            for (_i = 0, _len = sharedObjectKeys.length; _i < _len; _i++) {
+                sharedObjectKey = sharedObjectKeys[_i];
+                recurse(sharedObjectKey);
+            }
+            sharedArrayKeys = _.intersection(arrays(destination), arrays(source));
+            combine = function (key) {
+                return source[key] = _.union(destination[key], source[key]);
+            };
+            for (_j = 0, _len1 = sharedArrayKeys.length; _j < _len1; _j++) {
+                sharedArrayKey = sharedArrayKeys[_j];
+                combine(sharedArrayKey);
+            }
             return _.extend(destination, source);
-        }
-        sharedObjectKeys = _.intersection(basicObjects(destination), basicObjects(source));
-        recurse = function(key) {
-            return source[key] = deepExtendCouple(destination[key], source[key], maxDepth - 1);
         };
-        for (_i = 0, _len = sharedObjectKeys.length; _i < _len; _i++) {
-            sharedObjectKey = sharedObjectKeys[_i];
-            recurse(sharedObjectKey);
-        }
-        sharedArrayKeys = _.intersection(arrays(destination), arrays(source));
-        combine = function(key) {
-            return source[key] = _.union(destination[key], source[key]);
+
+        deepExtend = function () {
+            var finalObj, maxDepth, objects, _i;
+            objects = 2 <= arguments.length ? __slice.call(arguments, 0, _i = arguments.length - 1) :(_i = 0,
+                [
+                ]), maxDepth = arguments[_i++];
+            if (!_.isNumber(maxDepth)) {
+                objects.push(maxDepth);
+                maxDepth = 20;
+            }
+            if (objects.length <= 1) {
+                return objects[0];
+            }
+            if (maxDepth <= 0) {
+                return _.extend.apply(this, objects);
+            }
+            finalObj = objects.shift();
+            while (objects.length > 0) {
+                finalObj = deepExtendCouple(finalObj, deepClone(objects.shift()), maxDepth);
+            }
+            return finalObj;
         };
-        for (_j = 0, _len1 = sharedArrayKeys.length; _j < _len1; _j++) {
-            sharedArrayKey = sharedArrayKeys[_j];
-            combine(sharedArrayKey);
-        }
-        return _.extend(destination, source);
-    };
 
-    deepExtend = function() {
-        var finalObj, maxDepth, objects, _i;
-        objects = 2 <= arguments.length ? __slice.call(arguments, 0, _i = arguments.length - 1) : (_i = 0, []), maxDepth = arguments[_i++];
-        if (!_.isNumber(maxDepth)) {
-            objects.push(maxDepth);
-            maxDepth = 20;
-        }
-        if (objects.length <= 1) {
-            return objects[0];
-        }
-        if (maxDepth <= 0) {
-            return _.extend.apply(this, objects);
-        }
-        finalObj = objects.shift();
-        while (objects.length > 0) {
-            finalObj = deepExtendCouple(finalObj, deepClone(objects.shift()), maxDepth);
-        }
-        return finalObj;
-    };
-
-    require(['underscore'], function (_) {
 
         _.mixin({
             deepClone    : deepClone,
@@ -109,4 +120,3 @@
         });
     });
 
-}).call(this);