@voxpelli/typed-utils/lib/object.d.ts

My personal (type-enabled) utils / helpers

/**
 * @template {object} T
 * @template {keyof T} K
 * @param {T} input
 * @param {K[]|ReadonlyArray<K>} keys
 * @returns {Omit<T, K>}
 */
export function omit<T extends object, K extends keyof T>(input: T, keys: K[] | ReadonlyArray<K>): Omit<T, K>;
/**
 * @template {object} T
 * @template {keyof T} K
 * @param {T} input
 * @param {K[]|ReadonlyArray<K>} keys
 * @returns {Pick<T, K>}
 */
export function pick<T extends object, K extends keyof T>(input: T, keys: K[] | ReadonlyArray<K>): Pick<T, K>;
/**
 * @template {object} T
 * @typedef {T extends unknown ? keyof T : never} ObjectKeysAll
 */
/**
 * @template {object} T
 * @param {T} value
 * @returns {Array<keyof T>}
 */
export function typedObjectKeys<T extends object>(value: T): Array<keyof T>;
/**
 * @template {object} T
 * @param {T} value
 * @returns {Array<ObjectKeysAll<T>>}
 */
export function typedObjectKeysAll<T extends object>(value: T): Array<ObjectKeysAll<T>>;
/**
 * @template {object} T
 * @param {T} collection
 * @param {unknown} key
 * @returns {key is keyof T}
 */
export function hasOwn<T extends object>(collection: T, key: unknown): key is keyof T;
/**
 * @template {object} T
 * @param {T} collection
 * @param {unknown} key
 * @returns {key is ObjectKeysAll<T>}
 */
export function hasOwnAll<T extends object>(collection: T, key: unknown): key is ObjectKeysAll<T>;
export type ObjectKeysAll<T extends object> = T extends unknown ? keyof T : never;
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