ts-toolbelt
Version:
TypeScript's largest utility library
24 lines (23 loc) • 689 B
TypeScript
import { Match } from '../Any/_Internal';
import { Is } from '../Any/Is';
/**
* @hidden
*/
export declare type _Replace<O extends object, M extends any, A extends any, match extends Match> = {
[K in keyof O]: {
1: A;
0: O[K];
}[Is<M, O[K], match>];
} & {};
/**
* Update with `A` the fields of `O` that match `M`
* @param O to update
* @param M to select fields
* @param A to update with
* @param match (?=`'default'`) to change precision
* @returns [[Object]]
* @example
* ```ts
* ```
*/
export declare type Replace<O extends object, M extends any, A extends any, match extends Match = 'default'> = O extends unknown ? _Replace<O, M, A, match> : never;