/** Improve preview of union types in autocomplete. */
export type Prettify<T> = {
    [K in keyof T]: T[K];
} & {};
export declare function deepMerge<T1 extends object | undefined | null, T2 extends object | undefined | null>(t1?: T1, t2?: T2): T1 & T2;
export declare function mergeEvents<T1 extends object | undefined, T2 extends object | undefined>(t1?: T1, t2?: T2): T1 & T2;
/**
 * From `obj`, create a new object that does not include `keys`.
 *
 * @example
 * ```
 * omit({ a: 1, b: 2, c: 3 }, 'a', 'c') // { b: 2 }
 * ```
 */
export declare const omit: <T extends Record<any, unknown>, K extends keyof T>(obj: T, ...keys: K[]) => Omit<T, K>;