You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
23 lines
532 B
JavaScript
23 lines
532 B
JavaScript
5 years ago
|
'use strict';
|
||
|
|
|
||
|
|
Object.defineProperty(exports, "__esModule", {
|
||
|
|
value: true
|
||
|
|
});
|
||
|
|
const PROMISE_SYMBOL = Symbol('promiseCallback');
|
||
|
|
|
||
|
|
function promiseCallback() {
|
||
|
|
let resolve, reject;
|
||
|
|
function callback(err, ...args) {
|
||
|
|
if (err) return reject(err);
|
||
|
|
resolve(args.length > 1 ? args : args[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
callback[PROMISE_SYMBOL] = new Promise((res, rej) => {
|
||
|
|
resolve = res, reject = rej;
|
||
|
|
});
|
||
|
|
|
||
|
|
return callback;
|
||
|
|
}
|
||
|
|
|
||
|
|
exports.promiseCallback = promiseCallback;
|
||
|
|
exports.PROMISE_SYMBOL = PROMISE_SYMBOL;
|