import type { IValidator, ValidationResult } from "../../shared/interfaces/validator.interface.js";
/**
 * Validation pipeline implementing Chain of Responsibility pattern
 * Executes validators in sequence and combines results
 * Enables extensible validation without modifying core validation logic
 */
export declare class ValidationPipeline<T> {
    private validators;
    /**
     * Add a validator to the pipeline
     */
    addValidator(validator: IValidator<T>): this;
    /**
     * Add multiple validators at once
     */
    addValidators(validators: Array<IValidator<T>>): this;
    /**
     * Execute all validators against input
     * Returns combined result with all errors
     */
    validate(input: T): ValidationResult;
    /**
     * Get number of validators in pipeline
     */
    getValidatorCount(): number;
    /**
     * Clear all validators
     */
    clear(): void;
}
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