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