/**
 * Validation utilities for CLI options using driver SUPPORTED_CONFIG
 */
import type { LoadedDriver } from '@ya-modbus/driver-loader';
/**
 * Validation error with helpful context
 */
export declare class ValidationError extends Error {
    readonly field: string;
    readonly value: unknown;
    readonly validValues?: readonly unknown[] | undefined;
    constructor(message: string, field: string, value: unknown, validValues?: readonly unknown[] | undefined);
}
/**
 * Validate baud rate against driver constraints
 *
 * @param baudRate - User-specified baud rate
 * @param driverMetadata - Loaded driver metadata
 * @throws ValidationError if invalid
 */
export declare function validateBaudRate(baudRate: number | undefined, driverMetadata?: LoadedDriver): void;
/**
 * Validate parity against driver constraints
 *
 * @param parity - User-specified parity
 * @param driverMetadata - Loaded driver metadata
 * @throws ValidationError if invalid
 */
export declare function validateParity(parity: string | undefined, driverMetadata?: LoadedDriver): void;
/**
 * Validate data bits against driver constraints
 *
 * @param dataBits - User-specified data bits
 * @param driverMetadata - Loaded driver metadata
 * @throws ValidationError if invalid
 */
export declare function validateDataBits(dataBits: number | undefined, driverMetadata?: LoadedDriver): void;
/**
 * Validate stop bits against driver constraints
 *
 * @param stopBits - User-specified stop bits
 * @param driverMetadata - Loaded driver metadata
 * @throws ValidationError if invalid
 */
export declare function validateStopBits(stopBits: number | undefined, driverMetadata?: LoadedDriver): void;
/**
 * Validate slave ID/address against driver constraints
 *
 * @param slaveId - User-specified slave ID
 * @param driverMetadata - Loaded driver metadata
 * @throws ValidationError if invalid
 */
export declare function validateSlaveId(slaveId: number | undefined, driverMetadata?: LoadedDriver): void;
/**
 * Validate all serial connection parameters
 *
 * Validates baudRate, parity, dataBits, stopBits, and slaveId against driver constraints.
 *
 * @param options - Connection options to validate
 * @param driverMetadata - Loaded driver metadata
 * @throws ValidationError if any parameter is invalid
 */
export declare function validateSerialOptions(options: {
    baudRate?: number;
    parity?: string;
    dataBits?: number;
    stopBits?: number;
    slaveId?: number;
}, driverMetadata?: LoadedDriver): void;
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