export type Validator = (value: unknown) => string | undefined;
export type VuePropValidator = (value: unknown) => boolean;
/**
 * Creates a Vue prop validator that runs all type validators and the user validator (if specified).
 * @param userValidator Validator function specified by the user.
 * @param typeValidators Validator functions hard-coded by the prop type function.
 */
export declare function vuePropValidator(userValidator?: Validator, ...typeValidators: Validator[]): VuePropValidator | undefined;
export { isInstanceOf } from './isInstanceOf';
export { isInteger } from './isInteger';
export { isOneOf } from './isOneOf';
export { isSymbol } from './isSymbol';