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26 lines
555 B
26 lines
555 B
9 years ago
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'use strict';
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var once = require('once');
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/**
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* Run a function asynchronously or synchronously
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* @param {Function} func Function to run
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* @param {Function} cb Callback function passed the `func` returned value
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* @...rest {Mixed} rest Arguments to pass to `func`
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* @return {Null}
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*/
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module.exports = function (func, cb) {
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var async = false;
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var answer = func.apply({
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async: function () {
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async = true;
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return once(cb);
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}
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}, Array.prototype.slice.call(arguments, 2) );
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if (!async) {
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cb(answer);
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}
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};
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