root / trunk / web / dojo / dojox / lang / functional / array.js @ 12
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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.array"]){ |
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dojo._hasResource["dojox.lang.functional.array"]=true; |
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dojo.provide("dojox.lang.functional.array");
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dojo.require("dojox.lang.functional.lambda");
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(function(){
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var d=dojo,df=dojox.lang.functional,_1={};
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d.mixin(df,{filter:function(a,f,o){
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var t=[],v,i,n;
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if(d.isArray(a)){
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for(i=0,n=a.length;i<n;++i){ |
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v=a[i]; |
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if(f.call(o,v,i,a)){
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t.push(v); |
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} |
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} |
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}else{
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if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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for(i=0;a.hasNext();){ |
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v=a.next(); |
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if(f.call(o,v,i++,a)){
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t.push(v); |
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} |
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} |
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}else{
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for(i in a){ |
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if(!(i in _1)){ |
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v=a[i]; |
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if(f.call(o,v,i,a)){
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t.push(v); |
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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 t;
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},forEach:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var i,n;
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if(d.isArray(a)){
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for(i=0,n=a.length;i<n;f.call(o,a[i],i,a),++i){ |
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} |
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}else{
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if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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for(i=0;a.hasNext();f.call(o,a.next(),i++,a)){ |
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} |
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}else{
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for(i in a){ |
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if(!(i in _1)){ |
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f.call(o,a[i],i,a); |
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} |
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} |
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} |
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} |
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return o;
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},map:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var t,n,i;
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if(d.isArray(a)){
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t=new Array(n=a.length);
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for(i=0;i<n;t[i]=f.call(o,a[i],i,a),++i){ |
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} |
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}else{
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if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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t=[]; |
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for(i=0;a.hasNext();t.push(f.call(o,a.next(),i++,a))){ |
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} |
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}else{
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t=[]; |
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for(i in a){ |
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if(!(i in _1)){ |
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t.push(f.call(o,a[i],i,a)); |
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} |
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} |
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} |
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} |
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return t;
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},every:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var i,n;
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if(d.isArray(a)){
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for(i=0,n=a.length;i<n;++i){ |
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if(!f.call(o,a[i],i,a)){
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return false; |
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} |
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} |
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}else{
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if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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for(i=0;a.hasNext();){ |
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if(!f.call(o,a.next(),i++,a)){
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return false; |
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} |
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} |
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}else{
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for(i in a){ |
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if(!(i in _1)){ |
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if(!f.call(o,a[i],i,a)){
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return false; |
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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 true; |
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},some:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var i,n;
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if(d.isArray(a)){
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for(i=0,n=a.length;i<n;++i){ |
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if(f.call(o,a[i],i,a)){
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return true; |
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} |
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} |
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}else{
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if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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for(i=0;a.hasNext();){ |
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if(f.call(o,a.next(),i++,a)){
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return true; |
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} |
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} |
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}else{
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for(i in a){ |
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if(!(i in _1)){ |
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if(f.call(o,a[i],i,a)){
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return true; |
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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 false; |
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}}); |
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})(); |
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} |