import { type Modify } from "../index.js";
/**
 * Create a new subset object without the provided keys
 *
 * @example
 * ```ts
 * const newObject = omit({ a:"foo", b:"bar", c: "baz" }, 'a', 'b')
 * newObject // => { c: "baz" }
 * ```
 */
export declare const omit: <O extends object, K extends keyof O>(object: O, ...keys: K[]) => Omit<O, K>;
/**
 * Create a new subset object with only the provided keys
 *
 * @example
 * ```ts
 * const newObject = pick({ a:"foo", b:"bar", c: "baz" }, 'a', 'b')
 * newObject // => { a:"foo", b:"bar" }
 * ```
 */
export declare const pick: <O extends object, K extends keyof O>(object: O, ...keys: K[]) => Pick<O, K>;
/**
 * Get a single property value of an object by specifying a path to it.
 */
export declare function get<O extends object, K extends keyof O>(obj: O, key: K): O[K];
export declare function get<O extends object, K1 extends keyof O, K2 extends keyof O[K1]>(obj: O, k1: K1, k2: K2): O[K1][K2];
export declare function get<O extends object, K1 extends keyof O, K2 extends keyof O[K1], K3 extends keyof O[K1][K2]>(obj: O, k1: K1, k2: K2, k3: K3): O[K1][K2][K3];
export declare function get<O extends object, K1 extends keyof O, K2 extends keyof O[K1], K3 extends keyof O[K1][K2], K4 extends keyof O[K1][K2][K3]>(obj: O, k1: K1, k2: K2, k3: K3, k4: K4): O[K1][K2][K3][K4];
export declare function get<O extends object, K1 extends keyof O, K2 extends keyof O[K1], K3 extends keyof O[K1][K2], K4 extends keyof O[K1][K2][K3], K5 extends keyof O[K1][K2][K3][K4]>(obj: O, k1: K1, k2: K2, k3: K3, k4: K4, k5: K5): O[K1][K2][K3][K4][K5];
export declare function get<O extends object, K1 extends keyof O, K2 extends keyof O[K1], K3 extends keyof O[K1][K2], K4 extends keyof O[K1][K2][K3], K5 extends keyof O[K1][K2][K3][K4], K6 extends keyof O[K1][K2][K3][K4][K5]>(obj: O, k1: K1, k2: K2, k3: K3, k4: K4, k5: K5, k6: K6): O[K1][K2][K3][K4][K5][K6];
/**
 * Split object properties by keys into multiple object copies with a subset of selected properties.
 *
 * @param object original object
 * @param ...keys keys to pick from the source, or multiple arrays of keys *(for splitting into more than 2 objects)*
 * ```ts
 * (keyof object)[][] | (keyof object)[]
 * ```
 * @returns array of subset objects
 */
export declare function split<T extends object, K extends keyof T>(object: T, ...keys: K[]): [Pick<T, K>, Omit<T, K>];
export declare function split<T extends object, K1 extends keyof T, K2 extends keyof T>(object: T, ...keys: [K1[], K2[]]): [Pick<T, K1>, Pick<T, K2>, Omit<T, K1 | K2>];
export declare function split<T extends object, K1 extends keyof T, K2 extends keyof T, K3 extends keyof T>(object: T, ...keys: [K1[], K2[], K3[]]): [Pick<T, K1>, Pick<T, K2>, Pick<T, K3>, Omit<T, K1 | K2 | K3>];
export declare function split<T extends object, K1 extends keyof T, K2 extends keyof T, K3 extends keyof T, K4 extends keyof T>(object: T, ...keys: [K1[], K2[], K3[], K4[]]): [Pick<T, K1>, Pick<T, K2>, Pick<T, K3>, Pick<T, K4>, Omit<T, K1 | K2 | K3 | K4>];
export declare function split<T extends object, K1 extends keyof T, K2 extends keyof T, K3 extends keyof T, K4 extends keyof T, K5 extends keyof T>(object: T, ...keys: [K1[], K2[], K3[], K4[], K5[]]): [
    Pick<T, K1>,
    Pick<T, K2>,
    Pick<T, K3>,
    Pick<T, K4>,
    Pick<T, K5>,
    Omit<T, K1 | K2 | K3 | K4 | K5>
];
/**
 * Merges multiple objects into a single one. Only the first level of properties is merged. An alternative to `{ ...a, ...b, ...c }`.
 * @param ...objects objects to merge
 * @example
 * const d = merge(a, b, c)
 */
export declare function merge<A extends object, B extends object>(a: A, b: B): Modify<A, B>;
export declare function merge<A extends object, B extends object, C extends object>(a: A, b: B, c: C): Modify<Modify<A, B>, C>;
export declare function merge<A extends object, B extends object, C extends object, D extends object>(a: A, b: B, c: C, d: D): Modify<Modify<Modify<A, B>, C>, D>;
export declare function merge<A extends object, B extends object, C extends object, D extends object, E extends object>(a: A, b: B, c: C, d: D, e: E): Modify<Modify<Modify<Modify<A, B>, C>, D>, E>;
export declare function merge<A extends object, B extends object, C extends object, D extends object, E extends object, F extends object>(a: A, b: B, c: C, d: D, e: E, f: F): Modify<Modify<Modify<Modify<Modify<A, B>, C>, D>, E>, F>;