88 lines
1.5 KiB
JavaScript
88 lines
1.5 KiB
JavaScript
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//>>built
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define("dojox/lang/functional/scan",["dojo/_base/kernel","dojo/_base/lang","./lambda"],function(d,_1,df){
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var _2={};
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d.mixin(df,{scanl:function(a,f,z,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)+1);
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t[0]=z;
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for(i=0;i<n;z=f.call(o,z,a[i],i,a),t[++i]=z){
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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=[z];
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for(i=0;a.hasNext();t.push(z=f.call(o,z,a.next(),i++,a))){
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}
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}else{
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t=[z];
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for(i in a){
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if(!(i in _2)){
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t.push(z=f.call(o,z,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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},scanl1: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,z,_3=true;
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if(d.isArray(a)){
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t=new Array(n=a.length);
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t[0]=z=a[0];
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for(var i=1;i<n;t[i]=z=f.call(o,z,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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if(a.hasNext()){
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t=[z=a.next()];
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for(i=1;a.hasNext();t.push(z=f.call(o,z,a.next(),i++,a))){
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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 _2)){
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if(_3){
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t=[z=a[i]];
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_3=false;
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}else{
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t.push(z=f.call(o,z,a[i],i,a));
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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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},scanr:function(a,f,z,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 n=a.length,t=new Array(n+1),i=n;
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t[n]=z;
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for(;i>0;--i,z=f.call(o,z,a[i],i,a),t[i]=z){
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}
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return t;
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},scanr1: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 n=a.length,t=new Array(n),z=a[n-1],i=n-1;
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t[i]=z;
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for(;i>0;--i,z=f.call(o,z,a[i],i,a),t[i]=z){
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}
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return t;
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}});
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});
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