21 lines
408 B
JavaScript
21 lines
408 B
JavaScript
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"use strict"
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var next = (global.process && process.nextTick) || global.setImmediate || function (f) {
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setTimeout(f, 0)
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}
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module.exports = function maybe (cb, promise) {
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if (cb) {
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promise
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.then(function (result) {
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next(function () { cb(null, result) })
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}, function (err) {
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next(function () { cb(err) })
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})
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return undefined
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}
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else {
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return promise
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}
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}
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