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Last active May 18, 2022 00:53
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type-challenges.md
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enpitsuLin commented May 17, 2022 •
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//02822-hard-split
type Split<S extends string, SEP extends string> = Equal<string, S> extends true
  ? string[]
  : S extends `${infer F}${SEP}${infer R}`
  ? R extends ''
    ? [F]
    : [F, ...Split<R, SEP>]
  : S extends ''
  ? SEP extends ''
    ? []
    : ['']
  : [S]

面向case穷举，好像也没看到更优雅的解法😂

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enpitsuLin commented May 17, 2022 

//00189-easy-awaited
type MyAwaited<X> = X extends Promise<infer T> ? T extends Promise<infer P> ? MyAwaited<T> : T : never

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