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author | Chocobozzz <me@florianbigard.com> | 2021-12-17 09:29:23 +0100 |
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committer | Chocobozzz <me@florianbigard.com> | 2021-12-17 09:29:23 +0100 |
commit | bf54587a3e2ad9c2c186828f2a5682b91ee2cc00 (patch) | |
tree | 54b40aaf01bae210632473285c3c7571d51e4f89 /shared/typescript-utils/types.ts | |
parent | 6b5f72beda96d8b7e4d6329c4001827334de27dd (diff) | |
download | PeerTube-bf54587a3e2ad9c2c186828f2a5682b91ee2cc00.tar.gz PeerTube-bf54587a3e2ad9c2c186828f2a5682b91ee2cc00.tar.zst PeerTube-bf54587a3e2ad9c2c186828f2a5682b91ee2cc00.zip |
shared/ typescript types dir server-commands
Diffstat (limited to 'shared/typescript-utils/types.ts')
-rw-r--r-- | shared/typescript-utils/types.ts | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/shared/typescript-utils/types.ts b/shared/typescript-utils/types.ts new file mode 100644 index 000000000..bd2a97b98 --- /dev/null +++ b/shared/typescript-utils/types.ts | |||
@@ -0,0 +1,45 @@ | |||
1 | /* eslint-disable @typescript-eslint/array-type */ | ||
2 | |||
3 | export type FunctionPropertyNames<T> = { | ||
4 | [K in keyof T]: T[K] extends Function ? K : never | ||
5 | }[keyof T] | ||
6 | |||
7 | export type FunctionProperties<T> = Pick<T, FunctionPropertyNames<T>> | ||
8 | |||
9 | export type AttributesOnly<T> = { | ||
10 | [K in keyof T]: T[K] extends Function ? never : T[K] | ||
11 | } | ||
12 | |||
13 | export type PickWith<T, KT extends keyof T, V> = { | ||
14 | [P in KT]: T[P] extends V ? V : never | ||
15 | } | ||
16 | |||
17 | export type PickWithOpt<T, KT extends keyof T, V> = { | ||
18 | [P in KT]?: T[P] extends V ? V : never | ||
19 | } | ||
20 | |||
21 | // https://github.com/krzkaczor/ts-essentials Rocks! | ||
22 | export type DeepPartial<T> = { | ||
23 | [P in keyof T]?: T[P] extends Array<infer U> | ||
24 | ? Array<DeepPartial<U>> | ||
25 | : T[P] extends ReadonlyArray<infer U> | ||
26 | ? ReadonlyArray<DeepPartial<U>> | ||
27 | : DeepPartial<T[P]> | ||
28 | } | ||
29 | |||
30 | type Primitive = string | Function | number | boolean | Symbol | undefined | null | ||
31 | export type DeepOmitHelper<T, K extends keyof T> = { | ||
32 | [P in K]: // extra level of indirection needed to trigger homomorhic behavior | ||
33 | T[P] extends infer TP // distribute over unions | ||
34 | ? TP extends Primitive | ||
35 | ? TP // leave primitives and functions alone | ||
36 | : TP extends any[] | ||
37 | ? DeepOmitArray<TP, K> // Array special handling | ||
38 | : DeepOmit<TP, K> | ||
39 | : never | ||
40 | } | ||
41 | export type DeepOmit<T, K> = T extends Primitive ? T : DeepOmitHelper<T, Exclude<keyof T, K>> | ||
42 | |||
43 | export type DeepOmitArray<T extends any[], K> = { | ||
44 | [P in keyof T]: DeepOmit<T[P], K> | ||
45 | } | ||