ObjectMap

Since v1.3.0

Map over object values with a transformation function type. Applies a function type to each value in an object, producing a new object with transformed values.

Signature

export type ObjectMap<T extends Record<string, any>, F> = {
	[K in keyof T]: F extends (x: T[K]) => infer R ? R : never
}

Parameters

Parameter	Description
T	The source object type to map over
F	A function type that transforms each value

Examples

Basic Usage

import type { ObjectMap } from 'uni-types'

type Source = { a: number; b: number; c: number }
type ToString = ObjectMap<Source, (x: number) => string>
// { a: string; b: string; c: string }

With Different Types

import type { ObjectMap } from 'uni-types'

type Data = { name: string; age: number; active: boolean }
type WrapInArray = ObjectMap<Data, (x: any) => Array<any>>
// { name: string[]; age: number[]; active: boolean[] }