root / trunk / web / dojo / dojox / lang / functional / array.js @ 9
History | View | Annotate | Download (2.5 KB)
| 1 | 9 | andrej.cim | /*
|
|---|---|---|---|
| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
||
| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
|
||
| 4 | see: http://dojotoolkit.org/license for details
|
||
| 5 | */
|
||
| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.lang.functional.array"]){ |
||
| 9 | dojo._hasResource["dojox.lang.functional.array"]=true; |
||
| 10 | dojo.provide("dojox.lang.functional.array");
|
||
| 11 | dojo.require("dojox.lang.functional.lambda");
|
||
| 12 | (function(){
|
||
| 13 | var d=dojo,df=dojox.lang.functional,_1={};
|
||
| 14 | d.mixin(df,{filter:function(a,f,o){
|
||
| 15 | if(typeof a=="string"){ |
||
| 16 | a=a.split("");
|
||
| 17 | } |
||
| 18 | o=o||d.global; |
||
| 19 | f=df.lambda(f); |
||
| 20 | var t=[],v,i,n;
|
||
| 21 | if(d.isArray(a)){
|
||
| 22 | for(i=0,n=a.length;i<n;++i){ |
||
| 23 | v=a[i]; |
||
| 24 | if(f.call(o,v,i,a)){
|
||
| 25 | t.push(v); |
||
| 26 | } |
||
| 27 | } |
||
| 28 | }else{
|
||
| 29 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
||
| 30 | for(i=0;a.hasNext();){ |
||
| 31 | v=a.next(); |
||
| 32 | if(f.call(o,v,i++,a)){
|
||
| 33 | t.push(v); |
||
| 34 | } |
||
| 35 | } |
||
| 36 | }else{
|
||
| 37 | for(i in a){ |
||
| 38 | if(!(i in _1)){ |
||
| 39 | v=a[i]; |
||
| 40 | if(f.call(o,v,i,a)){
|
||
| 41 | t.push(v); |
||
| 42 | } |
||
| 43 | } |
||
| 44 | } |
||
| 45 | } |
||
| 46 | } |
||
| 47 | return t;
|
||
| 48 | },forEach:function(a,f,o){ |
||
| 49 | if(typeof a=="string"){ |
||
| 50 | a=a.split("");
|
||
| 51 | } |
||
| 52 | o=o||d.global; |
||
| 53 | f=df.lambda(f); |
||
| 54 | var i,n;
|
||
| 55 | if(d.isArray(a)){
|
||
| 56 | for(i=0,n=a.length;i<n;f.call(o,a[i],i,a),++i){ |
||
| 57 | } |
||
| 58 | }else{
|
||
| 59 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
||
| 60 | for(i=0;a.hasNext();f.call(o,a.next(),i++,a)){ |
||
| 61 | } |
||
| 62 | }else{
|
||
| 63 | for(i in a){ |
||
| 64 | if(!(i in _1)){ |
||
| 65 | f.call(o,a[i],i,a); |
||
| 66 | } |
||
| 67 | } |
||
| 68 | } |
||
| 69 | } |
||
| 70 | return o;
|
||
| 71 | },map:function(a,f,o){ |
||
| 72 | if(typeof a=="string"){ |
||
| 73 | a=a.split("");
|
||
| 74 | } |
||
| 75 | o=o||d.global; |
||
| 76 | f=df.lambda(f); |
||
| 77 | var t,n,i;
|
||
| 78 | if(d.isArray(a)){
|
||
| 79 | t=new Array(n=a.length);
|
||
| 80 | for(i=0;i<n;t[i]=f.call(o,a[i],i,a),++i){ |
||
| 81 | } |
||
| 82 | }else{
|
||
| 83 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
||
| 84 | t=[]; |
||
| 85 | for(i=0;a.hasNext();t.push(f.call(o,a.next(),i++,a))){ |
||
| 86 | } |
||
| 87 | }else{
|
||
| 88 | t=[]; |
||
| 89 | for(i in a){ |
||
| 90 | if(!(i in _1)){ |
||
| 91 | t.push(f.call(o,a[i],i,a)); |
||
| 92 | } |
||
| 93 | } |
||
| 94 | } |
||
| 95 | } |
||
| 96 | return t;
|
||
| 97 | },every:function(a,f,o){ |
||
| 98 | if(typeof a=="string"){ |
||
| 99 | a=a.split("");
|
||
| 100 | } |
||
| 101 | o=o||d.global; |
||
| 102 | f=df.lambda(f); |
||
| 103 | var i,n;
|
||
| 104 | if(d.isArray(a)){
|
||
| 105 | for(i=0,n=a.length;i<n;++i){ |
||
| 106 | if(!f.call(o,a[i],i,a)){
|
||
| 107 | return false; |
||
| 108 | } |
||
| 109 | } |
||
| 110 | }else{
|
||
| 111 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
||
| 112 | for(i=0;a.hasNext();){ |
||
| 113 | if(!f.call(o,a.next(),i++,a)){
|
||
| 114 | return false; |
||
| 115 | } |
||
| 116 | } |
||
| 117 | }else{
|
||
| 118 | for(i in a){ |
||
| 119 | if(!(i in _1)){ |
||
| 120 | if(!f.call(o,a[i],i,a)){
|
||
| 121 | return false; |
||
| 122 | } |
||
| 123 | } |
||
| 124 | } |
||
| 125 | } |
||
| 126 | } |
||
| 127 | return true; |
||
| 128 | },some:function(a,f,o){ |
||
| 129 | if(typeof a=="string"){ |
||
| 130 | a=a.split("");
|
||
| 131 | } |
||
| 132 | o=o||d.global; |
||
| 133 | f=df.lambda(f); |
||
| 134 | var i,n;
|
||
| 135 | if(d.isArray(a)){
|
||
| 136 | for(i=0,n=a.length;i<n;++i){ |
||
| 137 | if(f.call(o,a[i],i,a)){
|
||
| 138 | return true; |
||
| 139 | } |
||
| 140 | } |
||
| 141 | }else{
|
||
| 142 | if(typeof a.hasNext=="function"&&typeof a.next=="function"){ |
||
| 143 | for(i=0;a.hasNext();){ |
||
| 144 | if(f.call(o,a.next(),i++,a)){
|
||
| 145 | return true; |
||
| 146 | } |
||
| 147 | } |
||
| 148 | }else{
|
||
| 149 | for(i in a){ |
||
| 150 | if(!(i in _1)){ |
||
| 151 | if(f.call(o,a[i],i,a)){
|
||
| 152 | return true; |
||
| 153 | } |
||
| 154 | } |
||
| 155 | } |
||
| 156 | } |
||
| 157 | } |
||
| 158 | return false; |
||
| 159 | }}); |
||
| 160 | })(); |
||
| 161 | } |