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Tuple to Union

提出詳細

type TupleToUnion<T extends any[]> = T[number]
提出日時2022-10-07 13:13:05
問題Tuple to Union
ユーザーyotarotsukada
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>>,
]