Type Challenges Judge

Readonly 2

提出詳細

type MyReadonly2<T, K extends keyof T = keyof T> = { readonly [P in K]: T[P] } & { [P in Exclude<keyof T, K>]: T[P] }
提出日時2023-04-29 09:12:52
問題Readonly 2
ユーザーDowanna
ステータスAccepted
テストケース
import type { Alike, Expect } from '@type-challenges/utils' type cases = [ Expect<Alike<MyReadonly2<Todo1>, Readonly<Todo1>>>, Expect<Alike<MyReadonly2<Todo1, 'title' | 'description'>, Expected>>, Expect<Alike<MyReadonly2<Todo2, 'title' | 'description'>, Expected>>, ] interface Todo1 { title: string description?: string completed: boolean } interface Todo2 { readonly title: string description?: string completed: boolean } interface Expected { readonly title: string readonly description?: string completed: boolean }