1 files changed, 64 insertions, 0 deletions
diff --git a/framework/Web/Javascripts/prototype/array.js b/framework/Web/Javascripts/prototype/array.js
new file mode 100644
index 00000000..397afbbf
--- /dev/null
+++ b/framework/Web/Javascripts/prototype/array.js
@@ -0,0 +1,64 @@
+var $A = Array.from = function(iterable) {
+  if (iterable.toArray) {
+    return iterable.toArray();
+  } else {
+    var results = [];
+    for (var i = 0; i < iterable.length; i++)
+      results.push(iterable[i]);
+    return results;
+  }
+}
+
+Object.extend(Array.prototype, Enumerable);
+
+Object.extend(Array.prototype, {
+  _each: function(iterator) {
+    for (var i = 0; i < this.length; i++)
+      iterator(this[i]);
+  },
+  
+  first: function() {
+    return this[0];
+  },
+  
+  last: function() {
+    return this[this.length - 1];
+  },
+  
+  compact: function() {
+    return this.select(function(value) {
+      return value != undefined || value != null;
+    });
+  },
+  
+  flatten: function() {
+    return this.inject([], function(array, value) {
+      return array.concat(value.constructor == Array ?
+        value.flatten() : [value]);
+    });
+  },
+  
+  without: function() {
+    var values = $A(arguments);
+    return this.select(function(value) {
+      return !values.include(value);
+    });
+  },
+  
+  indexOf: function(object) {
+    for (var i = 0; i < this.length; i++)
+      if (this[i] == object) return i;
+    return false;
+  },
+  
+  reverse: function() {
+    var result = [];
+    for (var i = this.length; i > 0; i--)
+      result.push(this[i-1]);
+    return result;
+  },
+  
+  inspect: function() {
+    return '[' + this.map(Object.inspect).join(', ') + ']';
+  }
+});