From e44a7e37b6c7b5961adaffc62b9042b8d442938e Mon Sep 17 00:00:00 2001
From: mensonge
Date: Thu, 13 Nov 2008 09:49:11 +0000
Subject: New feature: basic Ajax suggestion for tags and implementation of
 Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
---
 includes/js/dojox/lang/functional/reversed.js | 79 +++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 includes/js/dojox/lang/functional/reversed.js

(limited to 'includes/js/dojox/lang/functional/reversed.js')

diff --git a/includes/js/dojox/lang/functional/reversed.js b/includes/js/dojox/lang/functional/reversed.js
new file mode 100644
index 0000000..4375948
--- /dev/null
+++ b/includes/js/dojox/lang/functional/reversed.js
@@ -0,0 +1,79 @@
+if(!dojo._hasResource["dojox.lang.functional.reversed"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.lang.functional.reversed"] = true;
+dojo.provide("dojox.lang.functional.reversed");
+
+dojo.require("dojox.lang.functional.lambda");
+
+// This module adds high-level functions and related constructs:
+//	- reversed versions of array-processing functions similar to standard JS functions
+
+// Notes:
+//	- this module provides reversed versions of standard array-processing functions: 
+//		forEachRev, mapRev, filterRev
+
+// Defined methods:
+//	- take any valid lambda argument as the functional argument
+//	- operate on dense arrays
+//	- take a string as the array argument
+
+(function(){
+	var d = dojo, df = dojox.lang.functional;
+
+	d.mixin(df, {
+		// JS 1.6 standard array functions, which can take a lambda as a parameter.
+		// Consider using dojo._base.array functions, if you don't need the lambda support.
+		filterRev: function(/*Array|String*/ a, /*Function|String|Array*/ f, /*Object?*/ o){
+			// summary: creates a new array with all elements that pass the test 
+			//	implemented by the provided function.
+			if(typeof a == "string"){ a = a.split(""); }
+			o = o || d.global; f = df.lambda(f);
+			var t = [], v;
+			for(var i = a.length - 1; i >= 0; --i){
+				v = a[i];
+				if(f.call(o, v, i, a)){ t.push(v); }
+			}
+			return t;	// Array
+		},
+		forEachRev: function(/*Array|String*/ a, /*Function|String|Array*/ f, /*Object?*/ o){
+			// summary: executes a provided function once per array element.
+			if(typeof a == "string"){ a = a.split(""); }
+			o = o || d.global; f = df.lambda(f);
+			for(var i = a.length - 1; i >= 0; f.call(o, a[i], i, a), --i);
+		},
+		mapRev: function(/*Array|String*/ a, /*Function|String|Array*/ f, /*Object?*/ o){
+			// summary: creates a new array with the results of calling 
+			//	a provided function on every element in this array.
+			if(typeof a == "string"){ a = a.split(""); }
+			o = o || d.global; f = df.lambda(f);
+			var n = a.length, t = new Array(n);
+			for(var i = n - 1, j = 0; i >= 0; t[j++] = f.call(o, a[i], i, a), --i);
+			return t;	// Array
+		},
+		everyRev: function(/*Array|String*/ a, /*Function|String|Array*/ f, /*Object?*/ o){
+			// summary: tests whether all elements in the array pass the test 
+			//	implemented by the provided function.
+			if(typeof a == "string"){ a = a.split(""); }
+			o = o || d.global; f = df.lambda(f);
+			for(var i = a.length - 1; i >= 0; --i){
+				if(!f.call(o, a[i], i, a)){
+					return false;	// Boolean
+				}
+			}
+			return true;	// Boolean
+		},
+		someRev: function(/*Array|String*/ a, /*Function|String|Array*/ f, /*Object?*/ o){
+			// summary: tests whether some element in the array passes the test 
+			//	implemented by the provided function.
+			if(typeof a == "string"){ a = a.split(""); }
+			o = o || d.global; f = df.lambda(f);
+			for(var i = a.length - 1; i >= 0; --i){
+				if(f.call(o, a[i], i, a)){
+					return true;	// Boolean
+				}
+			}
+			return false;	// Boolean
+		}
+	});
+})();
+
+}
-- 
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