Pick
提出詳細
/* _____________ Your Code Here _____________ */ type MyPick<T, K extends keyof T> = { [key in K]: T[key] } /* _____________ Test Cases _____________ */ import type { Equal, Expect } from '@type-challenges/utils' type cases = [ Expect<Equal<Expected1, MyPick<Todo, 'title'>>>, Expect<Equal<Expected2, MyPick<Todo, 'title' | 'completed'>>>, // @ts-expect-error MyPick<Todo, 'title' | 'completed' | 'invalid'>, ] interface Todo { title: string description: string completed: boolean } interface Expected1 { title: string } interface Expected2 { title: string completed: boolean }
提出日時 | 2024-02-13 08:00:12 |
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問題 | Pick |
ユーザー | Katsukiniwa |
ステータス | Judging |
import type { Equal, Expect } from '@type-challenges/utils' type cases = [ Expect<Equal<Expected1, MyPick<Todo, 'title'>>>, Expect<Equal<Expected2, MyPick<Todo, 'title' | 'completed'>>>, // @ts-expect-error MyPick<Todo, 'title' | 'completed' | 'invalid'>, ] interface Todo { title: string description: string completed: boolean } interface Expected1 { title: string } interface Expected2 { title: string completed: boolean }