diff options
Diffstat (limited to 'shared/core-utils/common/promises.ts')
-rw-r--r-- | shared/core-utils/common/promises.ts | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/shared/core-utils/common/promises.ts b/shared/core-utils/common/promises.ts deleted file mode 100644 index e3792d12e..000000000 --- a/shared/core-utils/common/promises.ts +++ /dev/null | |||
@@ -1,58 +0,0 @@ | |||
1 | export function isPromise <T = unknown> (value: T | Promise<T>): value is Promise<T> { | ||
2 | return value && typeof (value as Promise<T>).then === 'function' | ||
3 | } | ||
4 | |||
5 | export function isCatchable (value: any) { | ||
6 | return value && typeof value.catch === 'function' | ||
7 | } | ||
8 | |||
9 | export function timeoutPromise <T> (promise: Promise<T>, timeoutMs: number) { | ||
10 | let timer: ReturnType<typeof setTimeout> | ||
11 | |||
12 | return Promise.race([ | ||
13 | promise, | ||
14 | |||
15 | new Promise((_res, rej) => { | ||
16 | timer = setTimeout(() => rej(new Error('Timeout')), timeoutMs) | ||
17 | }) | ||
18 | ]).finally(() => clearTimeout(timer)) | ||
19 | } | ||
20 | |||
21 | export function promisify0<A> (func: (cb: (err: any, result: A) => void) => void): () => Promise<A> { | ||
22 | return function promisified (): Promise<A> { | ||
23 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | ||
24 | // eslint-disable-next-line no-useless-call | ||
25 | func.apply(null, [ (err: any, res: A) => err ? reject(err) : resolve(res) ]) | ||
26 | }) | ||
27 | } | ||
28 | } | ||
29 | |||
30 | // Thanks to https://gist.github.com/kumasento/617daa7e46f13ecdd9b2 | ||
31 | export function promisify1<T, A> (func: (arg: T, cb: (err: any, result: A) => void) => void): (arg: T) => Promise<A> { | ||
32 | return function promisified (arg: T): Promise<A> { | ||
33 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | ||
34 | // eslint-disable-next-line no-useless-call | ||
35 | func.apply(null, [ arg, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | ||
36 | }) | ||
37 | } | ||
38 | } | ||
39 | |||
40 | // eslint-disable-next-line max-len | ||
41 | export function promisify2<T, U, A> (func: (arg1: T, arg2: U, cb: (err: any, result: A) => void) => void): (arg1: T, arg2: U) => Promise<A> { | ||
42 | return function promisified (arg1: T, arg2: U): Promise<A> { | ||
43 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | ||
44 | // eslint-disable-next-line no-useless-call | ||
45 | func.apply(null, [ arg1, arg2, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | ||
46 | }) | ||
47 | } | ||
48 | } | ||
49 | |||
50 | // eslint-disable-next-line max-len | ||
51 | export function promisify3<T, U, V, A> (func: (arg1: T, arg2: U, arg3: V, cb: (err: any, result: A) => void) => void): (arg1: T, arg2: U, arg3: V) => Promise<A> { | ||
52 | return function promisified (arg1: T, arg2: U, arg3: V): Promise<A> { | ||
53 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | ||
54 | // eslint-disable-next-line no-useless-call | ||
55 | func.apply(null, [ arg1, arg2, arg3, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | ||
56 | }) | ||
57 | } | ||
58 | } | ||