flymis/WebRoot/dojojs/src/lang/func.js

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/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/

dojo.provide("dojo.lang.func");

dojo.require("dojo.lang.common");

/**
 * Runs a function in a given scope (thisObject), can
 * also be used to preserve scope.
 *
 * hitch(foo, "bar"); // runs foo.bar() in the scope of foo
 * hitch(foo, myFunction); // runs myFunction in the scope of foo
 */
dojo.lang.hitch = function(thisObject, method){
	var fcn = (dojo.lang.isString(method) ? thisObject[method] : method) || function(){};

	return function() {
		return fcn.apply(thisObject, arguments);
	};
}

dojo.lang.anonCtr = 0;
dojo.lang.anon = {};
dojo.lang.nameAnonFunc = function(anonFuncPtr, namespaceObj, searchForNames){
	var nso = (namespaceObj || dojo.lang.anon);
	if( (searchForNames) ||
		((dj_global["djConfig"])&&(djConfig["slowAnonFuncLookups"] == true)) ){
		for(var x in nso){
			try{
				if(nso[x] === anonFuncPtr){
					return x;
				}
			}catch(e){} // window.external fails in IE embedded in Eclipse (Eclipse bug #151165)
		}
	}
	var ret = "__"+dojo.lang.anonCtr++;
	while(typeof nso[ret] != "undefined"){
		ret = "__"+dojo.lang.anonCtr++;
	}
	nso[ret] = anonFuncPtr;
	return ret;
}

dojo.lang.forward = function(funcName){
	// Returns a function that forwards a method call to this.func(...)
	return function(){
		return this[funcName].apply(this, arguments);
	};
}

dojo.lang.curry = function(ns, func /* args ... */){
	var outerArgs = [];