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Tuple to Union

提出詳細

type TupleToUnion<T extends readonly unknown[]> = T[number]
提出日時2023-09-13 09:28:17
問題Tuple to Union
ユーザーsankantsu
ステータスAccepted
テストケース
import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<TupleToUnion<[123, '456', true]>, 123 | '456' | true>>,
  Expect<Equal<TupleToUnion<[123]>, 123>>,
]