import type { Request } from 'express';
import type { RuleMap } from './validation/validate.js';
import type { ValidationMessages } from './validation/ValidationMessages.js';
/**
 * Returns the current Express request (requires an active HTTP context from {@link Application.boot}).
 *
 * The returned `Request` includes {@link Express.Request.validate} for merged route, query, and body validation.
 *
 * @returns The active `req` for this request.
 * @throws Error outside request handling — use the `req` argument or pass context explicitly.
 */
export declare function request(): Request;
declare global {
    namespace Express {
        interface Request {
            /**
             * Validate merged `params`, `query`, and `body` against `rules` and optional custom `messages`.
             */
            validate(rules: RuleMap, messages?: ValidationMessages): Record<string, unknown>;
        }
    }
}
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