type-challenges-judge

Type Challenges Judge

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Trim

提出詳細

type Trimable = " " | "\n" | "\t"
type TrimLeft<S extends string> = S extends `${Trimable}${infer Tail}` ? TrimLeft<Tail>:S;
type TrimRight<S extends string> = S extends `${infer Tail}${Trimable}` ? TrimRight<Tail>:S;
type Trim<S extends string> = TrimLeft<TrimRight<S>>;

提出日時	2022-06-27 12:01:34
問題	Trim
ユーザー	waki285
ステータス	Accepted

テストケース

import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<Trim<'str'>, 'str'>>,
  Expect<Equal<Trim<' str'>, 'str'>>,
  Expect<Equal<Trim<'     str'>, 'str'>>,
  Expect<Equal<Trim<'str   '>, 'str'>>,
  Expect<Equal<Trim<'     str     '>, 'str'>>,
  Expect<Equal<Trim<'   \n\t foo bar \t'>, 'foo bar'>>,
  Expect<Equal<Trim<''>, ''>>,
  Expect<Equal<Trim<' \n\t '>, ''>>,
]