Caret/js/util/manos.js

49 lines
No EOL
995 B
JavaScript

define(function() {
var slice = Array.prototype.slice;
return {
chain: function() {
var fools = slice.call(arguments);
var i = -1;
var next = function() {
i++;
var f = fools[i];
var args = slice.call(arguments);
args.push(next);
if (f) {
f.apply(null, args);
}
}
next();
},
map: function(a, f, c) {
var mapped = [];
var completed = 0;
var check = function(index, value) {
mapped[index] = value;
completed++;
if (completed == a.length) {
c(mapped);
}
};
for (var i = 0; i < a.length; i++) {
f(a[i], i, check.bind(null, i));
}
},
serial: function(a, f, c) {
var i = -1;
var next = function() {
i++;
var item = a[i];
if (typeof item == "undefined") {
if (c) c();
} else {
f(item, next);
}
};
next();
}
}
});