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- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
- */
- module.exports = function forEachBail(array, iterator, callback) {
- if(array.length === 0) return callback();
- var currentPos = array.length;
- var currentResult;
- var done = [];
- for(var i = 0; i < array.length; i++) {
- var itCb = createIteratorCallback(i);
- iterator(array[i], itCb);
- if(currentPos === 0) break;
- }
-
- function createIteratorCallback(i) {
- return function() {
- if(i >= currentPos) return; // ignore
- var args = Array.prototype.slice.call(arguments);
- done.push(i);
- if(args.length > 0) {
- currentPos = i + 1;
- done = done.filter(function(item) {
- return item <= i;
- });
- currentResult = args;
- }
- if(done.length === currentPos) {
- callback.apply(null, currentResult);
- currentPos = 0;
- }
- };
- }
- };
-
- module.exports.withIndex = function forEachBailWithIndex(array, iterator, callback) {
- if(array.length === 0) return callback();
- var currentPos = array.length;
- var currentResult;
- var done = [];
- for(var i = 0; i < array.length; i++) {
- var itCb = createIteratorCallback(i);
- iterator(array[i], i, itCb);
- if(currentPos === 0) break;
- }
-
- function createIteratorCallback(i) {
- return function() {
- if(i >= currentPos) return; // ignore
- var args = Array.prototype.slice.call(arguments);
- done.push(i);
- if(args.length > 0) {
- currentPos = i + 1;
- done = done.filter(function(item) {
- return item <= i;
- });
- currentResult = args;
- }
- if(done.length === currentPos) {
- callback.apply(null, currentResult);
- currentPos = 0;
- }
- };
- }
- };
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