type-challenges-judge

Type Challenges Judge

Problems

Progress

Tuple to Object

提出詳細

type TupleToObject<T extends readonly (string | number)[] > = { [k in T[number]] :k};

提出日時	2023-12-12 09:43:05
問題	Tuple to Object
ユーザー	okajima-hirotada
ステータス	Accepted

テストケース

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

const tuple = ['tesla', 'model 3', 'model X', 'model Y'] as const

type cases = [
  Expect<Equal<TupleToObject<typeof tuple>, { tesla: 'tesla'; 'model 3': 'model 3'; 'model X': 'model X'; 'model Y': 'model Y' }>>,
]

// @ts-expect-error
type error = TupleToObject<[[1, 2], {}]>