27 lines
647 B
JavaScript
27 lines
647 B
JavaScript
var noop = require('./noop');
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var each = require('./each');
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var nextTick = require('./nextTick');
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exports = function(tasks, cb) {
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cb = cb || noop;
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var results = [];
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var pending = tasks.length;
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if (!pending) return done(null);
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each(tasks, function(task, i) {
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task(function(err, result) {
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taskCb(i, err, result);
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});
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});
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function taskCb(i, err, result) {
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results[i] = result;
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if (--pending === 0 || err) done(err);
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}
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function done(err) {
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nextTick(function() {
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cb(err, results);
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cb = noop;
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});
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}
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};
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module.exports = exports;
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