type-plus/ts/object/Required.ts

Provides additional types for TypeScript.

// Thanks [jack-williams](https://github.com/jack-williams) for the [solution](https://github.com/Microsoft/TypeScript/issues/29269#issuecomment-451602962)

import type { NonUndefined } from '../utils/NonUndefined.js'

export type Required<T> = { [P in keyof T]-?: NonUndefined<T[P]> }

export type RequiredPick<T, U extends keyof T> = Required<Pick<T, U>> & Pick<T, Exclude<keyof T, U>>

export type RequiredExcept<T, U extends keyof T> = Required<Pick<T, Exclude<keyof T, U>>> & Pick<T, U>