/**
 * @GuardrailInput - Run input guardrails before method execution
 */
import 'reflect-metadata';
import type { GuardrailInputOptions } from '../guardrails.types';
export declare function GuardrailInput(options?: GuardrailInputOptions): MethodDecorator;
export declare function getGuardrailInputMetadata(target: object, propertyKey: string | symbol): GuardrailInputOptions | undefined;
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