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-rw-r--r--includes/js/dojox/lang/functional/listcomp.js54
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diff --git a/includes/js/dojox/lang/functional/listcomp.js b/includes/js/dojox/lang/functional/listcomp.js
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-if(!dojo._hasResource["dojox.lang.functional.listcomp"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dojox.lang.functional.listcomp"] = true;
-dojo.provide("dojox.lang.functional.listcomp");
-
-// This module adds high-level functions and related constructs:
-// - list comprehensions similar to JavaScript 1.7
-
-// Notes:
-// - listcomp() produces functions, which after the compilation step are
-// as fast as regular JS functions (at least theoretically).
-
-(function(){
- var g_re = /\bfor\b|\bif\b/gm;
-
- var listcomp = function(/*String*/ s){
- var frag = s.split(g_re), act = s.match(g_re),
- head = ["var r = [];"], tail = [];
- for(var i = 0; i < act.length;){
- var a = act[i], f = frag[++i];
- if(a == "for" && !/^\s*\(\s*(;|var)/.test(f)){
- f = f.replace(/^\s*\(/, "(var ");
- }
- head.push(a, f, "{");
- tail.push("}");
- }
- return head.join("") + "r.push(" + frag[0] + ");" + tail.join("") + "return r;"; // String
- };
-
- dojo.mixin(dojox.lang.functional, {
- buildListcomp: function(/*String*/ s){
- // summary: builds a function from a text snippet, which represents a valid
- // JS 1.7 list comprehension, returns a string, which represents the function.
- // description: This method returns a textual representation of a function
- // built from the list comprehension text snippet (conformant to JS 1.7).
- // It is meant to be evaled in the proper context, so local variable can be
- // pulled from the environment.
- return "function(){" + listcomp(s) + "}"; // String
- },
- compileListcomp: function(/*String*/ s){
- // summary: builds a function from a text snippet, which represents a valid
- // JS 1.7 list comprehension, returns a function object.
- // description: This method returns a function built from the list
- // comprehension text snippet (conformant to JS 1.7). It is meant to be
- // reused several times.
- return new Function([], listcomp(s)); // Function
- },
- listcomp: function(/*String*/ s){
- // summary: executes the list comprehension building an array.
- return (new Function([], listcomp(s)))(); // Array
- }
- });
-})();
-
-}