1 files changed, 130 insertions, 0 deletions
diff --git a/js/src/Ice/ArrayUtil.js b/js/src/Ice/ArrayUtil.js
new file mode 100644
index 00000000000..6389845d69b
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+++ b/js/src/Ice/ArrayUtil.js
@@ -0,0 +1,130 @@
+// **********************************************************************
+//
+// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
+//
+// This copy of Ice is licensed to you under the terms described in the
+// ICE_LICENSE file included in this distribution.
+//
+// **********************************************************************
+
+(function(global){
+    var Ice = global.Ice || {};
+    var Slice = global.Slice || {};
+    var ArrayUtil = {};
+
+    ArrayUtil.clone = function(arr)
+    {
+        if(arr === undefined)
+        {
+            return arr;
+        }
+        else if(arr === null)
+        {
+            return [];
+        }
+        else
+        {
+            return arr.slice();
+        }
+    };
+
+    ArrayUtil.equals = function(v1, v2, equalFn)
+    {
+        var i, length;
+        
+        if(v1.length != v2.length)
+        {
+            return false;
+        }
+
+        if(equalFn !== undefined && equalFn !== null)
+        {
+            for(i = 0, length = v1.length; i < length; ++i)
+            {
+                if(!equalFn.call(equalFn, v1[i], v2[i]))
+                {
+                    return false;
+                }
+            }
+        }
+        else
+        {
+            for(i = 0, length = v1.length; i < length; ++i)
+            {
+                if(v1[i] != v2[i])
+                {
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    };
+
+    ArrayUtil.shuffle = function(arr)
+    {
+        for(var i = arr.length; i > 1; --i)
+        {
+            var e = arr[i - 1];
+            var rand = Math.floor(Math.random() * i);
+            arr[i - 1] = arr[rand];
+            arr[rand] = e;
+        }
+    };
+
+    ArrayUtil.indexOf = function(arr, elem, equalFn)
+    {
+        if(equalFn !== undefined && equalFn !== null)
+        {
+            for(var i = 0; i < arr.length; ++i)
+            {
+                if(equalFn.call(equalFn, arr[i], elem))
+                {
+                    return i;
+                }
+            }
+        }
+        else
+        {
+            return arr.indexOf(elem);
+        }
+
+        return -1;
+    };
+
+    ArrayUtil.filter = function(arr, includeFn, obj)
+    {
+        obj = obj === undefined ? includeFn : obj;
+        var result = [];
+        for(var i = 0; i < arr.length; ++i)
+        {
+            if(includeFn.call(obj, arr[i], i, arr))
+            {
+                result.push(arr[i]);
+            }
+        }
+        return result;
+    };
+    
+    Slice.defineSequence = function(module, name, valueHelper, fixed, elementType)
+    {
+        var helper = null;
+        Object.defineProperty(module, name, 
+        {
+            get: function()
+                {
+                    if(helper === null)
+                    {
+                        /*jshint -W061 */
+                        helper = Ice.StreamHelpers.generateSeqHelper(eval(valueHelper), fixed, eval(elementType));
+                        /*jshint +W061 */
+                    }
+                    return helper;
+                }
+        });
+    };
+
+    Ice.ArrayUtil = ArrayUtil;
+    global.Slice = Slice;
+    global.Ice = Ice;
+}(typeof (global) === "undefined" ? window : global));