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ts-toolbelt

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TypeScript's largest utility library

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import { Partial as OPartial } from '../Object/Partial'; import { Depth } from '../Object/_Internal'; import { Cast } from '../Any/Cast'; import { List } from './List'; /** * Make all fields of `O` optional (deeply or not) * @param L to make optional * @param depth (?=`'flat'`) 'deep' to do it deeply * @returns [[List]] * @example * ```ts * import {O} from 'ts-toolbelt' * * type L = [1, 2, 3, [4, [5]]] * * type test0 = O.Partial<L> * type test1 = O.Partial<L, 'deep'> * ``` */ export declare type Partial<L extends List, depth extends Depth = 'flat'> = Cast<OPartial<L, depth>, List>;