root / trunk / web / dojo / dojox / lang / functional / binrec.js @ 13
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.lang.functional.binrec"]){ |
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dojo._hasResource["dojox.lang.functional.binrec"]=true; |
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dojo.provide("dojox.lang.functional.binrec");
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dojo.require("dojox.lang.functional.lambda");
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dojo.require("dojox.lang.functional.util");
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(function(){
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var df=dojox.lang.functional,_1=df.inlineLambda,_2="_x",_3=["_z.r","_r","_z.a"]; |
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df.binrec=function(_4,_5,_6,_7){ |
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var c,t,b,a,cs,ts,bs,as,_8={},_9={},_a=function(x){ |
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_8[x]=1;
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}; |
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if(typeof _4=="string"){ |
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cs=_1(_4,_2,_a); |
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}else{
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c=df.lambda(_4); |
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cs="_c.apply(this, _x)";
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_9["_c=_t.c"]=1; |
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} |
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if(typeof _5=="string"){ |
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ts=_1(_5,_2,_a); |
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}else{
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t=df.lambda(_5); |
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ts="_t.apply(this, _x)";
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} |
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if(typeof _6=="string"){ |
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bs=_1(_6,_2,_a); |
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}else{
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b=df.lambda(_6); |
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bs="_b.apply(this, _x)";
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_9["_b=_t.b"]=1; |
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} |
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if(typeof _7=="string"){ |
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as=_1(_7,_3,_a); |
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}else{
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a=df.lambda(_7); |
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as="_a.call(this, _z.r, _r, _z.a)";
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_9["_a=_t.a"]=1; |
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} |
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var _b=df.keys(_8),_c=df.keys(_9),f=new Function([],"var _x=arguments,_y,_z,_r".concat(_b.length?","+_b.join(","):"",_c.length?",_t=_x.callee,"+_c.join(","):"",t?(_c.length?",_t=_t.t":"_t=_x.callee.t"):"",";while(!",cs,"){_r=",bs,";_y={p:_y,a:_r[1]};_z={p:_z,a:_x};_x=_r[0]}for(;;){do{_r=",ts,";if(!_z)return _r;while(\"r\" in _z){_r=",as,";if(!(_z=_z.p))return _r}_z.r=_r;_x=_y.a;_y=_y.p}while(",cs,");do{_r=",bs,";_y={p:_y,a:_r[1]};_z={p:_z,a:_x};_x=_r[0]}while(!",cs,")}")); |
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if(c){
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f.c=c; |
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} |
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if(t){
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f.t=t; |
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} |
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if(b){
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f.b=b; |
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} |
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if(a){
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f.a=a; |
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} |
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return f;
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}; |
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})(); |
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} |