/**
 * Validation utilities
 * @internal
 */
export declare class ValidationUtils {
    /**
     * Validates a string parameter
     * @throws {Error} If validation fails
     */
    static validateString(value: unknown, name: string, options?: {
        required?: boolean;
        minLength?: number;
        maxLength?: number;
        pattern?: RegExp;
    }): void;
    /**
     * Validates a number parameter
     * @throws {Error} If validation fails
     */
    static validateNumber(value: unknown, name: string, options?: {
        required?: boolean;
        min?: number;
        max?: number;
        integer?: boolean;
    }): void;
    /**
     * Validates a URL parameter
     * @throws {Error} If validation fails
     */
    static validateUrl(value: unknown, name: string, options?: {
        required?: boolean;
        protocols?: string[];
    }): void;
    /**
     * Sanitizes a string for safe use
     */
    static sanitizeString(value: string): string;
}
//# sourceMappingURL=validation.d.ts.map