import { ValidatePhoneNumberLengthResult } from "libphonenumber-js";
export type PhoneInputValidationError = "REQUIRED" | "REQUIRED_COUNTRY" | "INVALID_NUMBER" | ValidatePhoneNumberLengthResult | undefined;
/**
 * Validates a phone number
 */
export declare const validatePhoneNumber: (phoneNumber: string | undefined) => PhoneInputValidationError;
/**
 * Checks if the country code is valid and required
 */
export declare const isInvalidCountryCode: (error: PhoneInputValidationError, required?: boolean) => boolean;
/**
 * Checks if the phone number is valid and required
 */
export declare const isInvalidPhoneNumber: (error: PhoneInputValidationError, required?: boolean) => boolean;
/**
 * Checks if the phone number is valid and returns corresponding error message
 */
export declare const phoneErrorMessage: (phoneNumber: string | undefined, required?: boolean | undefined) => PhoneInputValidationError;