root / trunk / web / dojo / dojox / lang / functional / array.js @ 10
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.lang.functional.array"]){ |
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| 9 | dojo._hasResource["dojox.lang.functional.array"]=true; |
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| 10 | dojo.provide("dojox.lang.functional.array");
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| 11 | dojo.require("dojox.lang.functional.lambda");
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| 12 | (function(){
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| 13 | var d=dojo,df=dojox.lang.functional,_1={};
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| 14 | d.mixin(df,{filter:function(a,f,o){
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| 15 | if(typeof a=="string"){ |
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| 16 | a=a.split("");
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| 17 | } |
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| 18 | o=o||d.global; |
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| 19 | f=df.lambda(f); |
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| 20 | var t=[],v,i,n;
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| 21 | if(d.isArray(a)){
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| 22 | for(i=0,n=a.length;i<n;++i){ |
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| 23 | v=a[i]; |
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| 24 | if(f.call(o,v,i,a)){
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| 25 | t.push(v); |
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| 26 | } |
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| 27 | } |
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| 28 | }else{
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| 29 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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| 30 | for(i=0;a.hasNext();){ |
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| 31 | v=a.next(); |
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| 32 | if(f.call(o,v,i++,a)){
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| 33 | t.push(v); |
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| 34 | } |
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| 35 | } |
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| 36 | }else{
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| 37 | for(i in a){ |
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| 38 | if(!(i in _1)){ |
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| 39 | v=a[i]; |
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| 40 | if(f.call(o,v,i,a)){
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| 41 | t.push(v); |
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| 42 | } |
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| 43 | } |
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| 44 | } |
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| 45 | } |
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| 46 | } |
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| 47 | return t;
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| 48 | },forEach:function(a,f,o){ |
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| 49 | if(typeof a=="string"){ |
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| 50 | a=a.split("");
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| 51 | } |
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| 52 | o=o||d.global; |
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| 53 | f=df.lambda(f); |
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| 54 | var i,n;
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| 55 | if(d.isArray(a)){
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| 56 | for(i=0,n=a.length;i<n;f.call(o,a[i],i,a),++i){ |
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| 57 | } |
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| 58 | }else{
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| 59 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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| 60 | for(i=0;a.hasNext();f.call(o,a.next(),i++,a)){ |
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| 61 | } |
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| 62 | }else{
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| 63 | for(i in a){ |
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| 64 | if(!(i in _1)){ |
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| 65 | f.call(o,a[i],i,a); |
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| 66 | } |
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| 67 | } |
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| 68 | } |
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| 69 | } |
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| 70 | return o;
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| 71 | },map:function(a,f,o){ |
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| 72 | if(typeof a=="string"){ |
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| 73 | a=a.split("");
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| 74 | } |
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| 75 | o=o||d.global; |
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| 76 | f=df.lambda(f); |
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| 77 | var t,n,i;
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| 78 | if(d.isArray(a)){
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| 79 | t=new Array(n=a.length);
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| 80 | for(i=0;i<n;t[i]=f.call(o,a[i],i,a),++i){ |
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| 81 | } |
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| 82 | }else{
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| 83 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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| 84 | t=[]; |
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| 85 | for(i=0;a.hasNext();t.push(f.call(o,a.next(),i++,a))){ |
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| 86 | } |
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| 87 | }else{
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| 88 | t=[]; |
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| 89 | for(i in a){ |
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| 90 | if(!(i in _1)){ |
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| 91 | t.push(f.call(o,a[i],i,a)); |
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| 92 | } |
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| 93 | } |
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| 94 | } |
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| 95 | } |
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| 96 | return t;
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| 97 | },every:function(a,f,o){ |
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| 98 | if(typeof a=="string"){ |
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| 99 | a=a.split("");
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| 100 | } |
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| 101 | o=o||d.global; |
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| 102 | f=df.lambda(f); |
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| 103 | var i,n;
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| 104 | if(d.isArray(a)){
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| 105 | for(i=0,n=a.length;i<n;++i){ |
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| 106 | if(!f.call(o,a[i],i,a)){
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| 107 | return false; |
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| 108 | } |
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| 109 | } |
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| 110 | }else{
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| 111 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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| 112 | for(i=0;a.hasNext();){ |
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| 113 | if(!f.call(o,a.next(),i++,a)){
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| 114 | return false; |
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| 115 | } |
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| 116 | } |
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| 117 | }else{
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| 118 | for(i in a){ |
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| 119 | if(!(i in _1)){ |
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| 120 | if(!f.call(o,a[i],i,a)){
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| 121 | return false; |
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| 122 | } |
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| 123 | } |
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| 124 | } |
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| 125 | } |
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| 126 | } |
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| 127 | return true; |
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| 128 | },some:function(a,f,o){ |
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| 129 | if(typeof a=="string"){ |
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| 130 | a=a.split("");
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| 131 | } |
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| 132 | o=o||d.global; |
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| 133 | f=df.lambda(f); |
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| 134 | var i,n;
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| 135 | if(d.isArray(a)){
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| 136 | for(i=0,n=a.length;i<n;++i){ |
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| 137 | if(f.call(o,a[i],i,a)){
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| 138 | return true; |
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| 139 | } |
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| 140 | } |
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| 141 | }else{
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| 142 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
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| 143 | for(i=0;a.hasNext();){ |
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| 144 | if(f.call(o,a.next(),i++,a)){
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| 145 | return true; |
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| 146 | } |
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| 147 | } |
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| 148 | }else{
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| 149 | for(i in a){ |
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| 150 | if(!(i in _1)){ |
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| 151 | if(f.call(o,a[i],i,a)){
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| 152 | return true; |
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| 153 | } |
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| 154 | } |
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| 155 | } |
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| 156 | } |
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| 157 | } |
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| 158 | return false; |
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| 159 | }}); |
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| 160 | })(); |
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| 161 | } |