Musique/node_modules/es5-ext/object/ensure-promise.js

9 lines
250 B
JavaScript

"use strict";
var safeToString = require("../safe-to-string")
, isPromise = require("./is-promise");
module.exports = function (value) {
if (!isPromise(value)) throw new TypeError(safeToString(value) + " is not a promise");
return value;
};