82 lines
1.8 KiB
JavaScript
82 lines
1.8 KiB
JavaScript
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//>>built
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define("dojox/lang/functional/lambda",["../..","dojo/_base/kernel","dojo/_base/lang","dojo/_base/array"],function(_1,_2,_3,_4){
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var df=_3.getObject("lang.functional",true,_1);
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var _5={};
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var _6="ab".split(/a*/).length>1?String.prototype.split:function(_7){
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var r=this.split.call(this,_7),m=_7.exec(this);
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if(m&&m.index==0){
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r.unshift("");
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}
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return r;
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};
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var _8=function(s){
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var _9=[],_a=_6.call(s,/\s*->\s*/m);
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if(_a.length>1){
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while(_a.length){
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s=_a.pop();
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_9=_a.pop().split(/\s*,\s*|\s+/m);
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if(_a.length){
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_a.push("(function("+_9+"){return ("+s+")})");
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}
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}
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}else{
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if(s.match(/\b_\b/)){
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_9=["_"];
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}else{
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var l=s.match(/^\s*(?:[+*\/%&|\^\.=<>]|!=)/m),r=s.match(/[+\-*\/%&|\^\.=<>!]\s*$/m);
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if(l||r){
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if(l){
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_9.push("$1");
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s="$1"+s;
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}
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if(r){
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_9.push("$2");
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s=s+"$2";
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}
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}else{
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var _b=s.replace(/(?:\b[A-Z]|\.[a-zA-Z_$])[a-zA-Z_$\d]*|[a-zA-Z_$][a-zA-Z_$\d]*:|this|true|false|null|undefined|typeof|instanceof|in|delete|new|void|arguments|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|escape|eval|isFinite|isNaN|parseFloat|parseInt|unescape|dojo|dijit|dojox|window|document|'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"/g,"").match(/([a-z_$][a-z_$\d]*)/gi)||[],t={};
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_4.forEach(_b,function(v){
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if(!(v in t)){
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_9.push(v);
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t[v]=1;
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}
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});
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}
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}
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}
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return {args:_9,body:s};
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};
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var _c=function(a){
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return a.length?function(){
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var i=a.length-1,x=df.lambda(a[i]).apply(this,arguments);
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for(--i;i>=0;--i){
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x=df.lambda(a[i]).call(this,x);
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}
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return x;
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}:function(x){
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return x;
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};
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};
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_3.mixin(df,{rawLambda:function(s){
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return _8(s);
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},buildLambda:function(s){
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s=_8(s);
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return "function("+s.args.join(",")+"){return ("+s.body+");}";
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},lambda:function(s){
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if(typeof s=="function"){
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return s;
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}
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if(s instanceof Array){
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return _c(s);
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}
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if(s in _5){
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return _5[s];
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}
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s=_8(s);
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return _5[s]=new Function(s.args,"return ("+s.body+");");
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},clearLambdaCache:function(){
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_5={};
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}});
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return df;
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});
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