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Optimise promisifyRouteParams()

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This commit is contained in:
Sébastien Chopin 2016-12-10 12:39:11 +01:00
parent 2d6ac069fd
commit 0c385f522c
1 changed files with 2 additions and 4 deletions
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6
lib/utils.js
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@ -37,10 +37,9 @@ exports.promisifyRouteParams = function (fn) {
if (Array.isArray(fn)) {
return Promise.resolve(fn)
}
let promise
// If routeParams[route] is a function expecting a callback
if (fn.length === 1) {
promise = new Promise((resolve, reject) => {
return new Promise((resolve, reject) => {
fn(function (err, routeParams) {
if (err) {
reject(err)
@ -48,9 +47,8 @@ exports.promisifyRouteParams = function (fn) {
resolve(routeParams)
})
})
} else {
promise = fn()
}
let promise = fn()
if (!(promise instanceof Promise)) {
promise = Promise.resolve(promise)
}