Thilawyn/traitify-ts
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Pure TS implementation attempt
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This commit is contained in:
Julien Valverdé
2024-02-17 04:11:17 +01:00
parent 15c5548fde
commit e5e8b7fad7
3 changed files with 61 additions and 13 deletions
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18
src/util/extend.ts
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@@ -12,7 +12,21 @@ interface ExtendReducerFn extends Fn {
}
export type ExtendFn = Tuples.Reduce<ExtendReducerFn, {}>
export type Extend<T extends {}[]> = Call<ExtendFn, T>
export type Extend<T extends readonly object[]> = Call<ExtendFn, T>
export type ExtendPlain<T extends readonly any[]> = (
T extends [infer Super, infer Self, ...infer Rest]
? Pick<Self, CommonKeys<Self, Super>> extends Pick<Super, CommonKeys<Self, Super>>
? ExtendPlain<[
Omit<Super, CommonKeys<Self, Super>> & Self,
...Rest,
]>
: never
: T extends [infer Self]
? Self
: void
)
export type ExtendableFn = ComposeLeft<[
@@ -22,4 +36,4 @@ export type ExtendableFn = ComposeLeft<[
Match.With<any, true>,
]>
]>
export type Extendable<T extends {}[]> = Call<ExtendableFn, T>
export type Extendable<T extends object[]> = Call<ExtendableFn, T>