import { RJSFSchema } from '@rjsf/utils';

export interface PhoneCountry {
    code: string;
    name: string;
    pattern?: unknown;
}
export declare function countryCode(value: unknown): string;
export declare function phoneCountries(value: unknown): PhoneCountry[];
export declare function numberCountry(value: string, countries: PhoneCountry[]): string;
export declare function withCountryCode(value: string, code: string): string;
export declare function internationalPhone(value: string): string;
/** Mirror explicit string constraints for immediate feedback; RJSF remains the submit validator. */
export declare function phoneError(value: unknown, schema: RJSFSchema, options: Record<string, unknown>, required?: boolean): {
    keyword: string;
    message: string;
    schemaOwned?: boolean;
} | undefined;