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Diffstat (limited to 'js/dojo-1.6/dojox/lang/functional/object.js')
| -rw-r--r-- | js/dojo-1.6/dojox/lang/functional/object.js | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/js/dojo-1.6/dojox/lang/functional/object.js b/js/dojo-1.6/dojox/lang/functional/object.js new file mode 100644 index 0000000..9184847 --- /dev/null +++ b/js/dojo-1.6/dojox/lang/functional/object.js @@ -0,0 +1,85 @@ +/*
+ Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
+ Available via Academic Free License >= 2.1 OR the modified BSD license.
+ see: http://dojotoolkit.org/license for details
+*/
+
+
+if(!dojo._hasResource["dojox.lang.functional.object"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.lang.functional.object"] = true;
+dojo.provide("dojox.lang.functional.object");
+
+dojo.require("dojox.lang.functional.lambda");
+
+// This module adds high-level functions and related constructs:
+// - object/dictionary helpers
+
+// Defined methods:
+// - take any valid lambda argument as the functional argument
+// - skip all attributes that are present in the empty object
+// (IE and/or 3rd-party libraries).
+
+(function(){
+ var d = dojo, df = dojox.lang.functional, empty = {};
+
+ d.mixin(df, {
+ // object helpers
+ keys: function(/*Object*/ obj){
+ // summary: returns an array of all keys in the object
+ var t = [];
+ for(var i in obj){
+ if(!(i in empty)){
+ t.push(i);
+ }
+ }
+ return t; // Array
+ },
+ values: function(/*Object*/ obj){
+ // summary: returns an array of all values in the object
+ var t = [];
+ for(var i in obj){
+ if(!(i in empty)){
+ t.push(obj[i]);
+ }
+ }
+ return t; // Array
+ },
+ filterIn: function(/*Object*/ obj, /*Function|String|Array*/ f, /*Object?*/ o){
+ // summary: creates new object with all attributes that pass the test
+ // implemented by the provided function.
+ o = o || d.global; f = df.lambda(f);
+ var t = {}, v, i;
+ for(i in obj){
+ if(!(i in empty)){
+ v = obj[i];
+ if(f.call(o, v, i, obj)){ t[i] = v; }
+ }
+ }
+ return t; // Object
+ },
+ forIn: function(/*Object*/ obj, /*Function|String|Array*/ f, /*Object?*/ o){
+ // summary: iterates over all object attributes.
+ o = o || d.global; f = df.lambda(f);
+ for(var i in obj){
+ if(!(i in empty)){
+ f.call(o, obj[i], i, obj);
+ }
+ }
+ return o; // Object
+ },
+ mapIn: function(/*Object*/ obj, /*Function|String|Array*/ f, /*Object?*/ o){
+ // summary: creates new object with the results of calling
+ // a provided function on every attribute in this object.
+ o = o || d.global; f = df.lambda(f);
+ var t = {}, i;
+ for(i in obj){
+ if(!(i in empty)){
+ t[i] = f.call(o, obj[i], i, obj);
+ }
+ }
+ return t; // Object
+ }
+ });
+})();
+
+}
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