blob: 42fcc2c38ec5885418408abb62c74cd7a1a574f6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
/**
* Returns whether an object is `Promise`-like (i.e. has a `then` method).
*
* @param {Object} value
* An object that may or may not be `Promise`-like.
*
* @return {boolean}
* Whether or not the object is `Promise`-like.
*/
export function isPromise(value) {
return value !== undefined && value !== null && typeof value.then === 'function';
}
/**
* Silence a Promise-like object.
*
* This is useful for avoiding non-harmful, but potentially confusing "uncaught
* play promise" rejection error messages.
*
* @param {Object} value
* An object that may or may not be `Promise`-like.
*/
export function silencePromise(value) {
if (isPromise(value)) {
value.then(null, () => {});
}
}
|
