import type { Context } from "hono";
import type { ProxyRoute, RouteMatch } from "../types";
export declare function sortRoutes(routes: ProxyRoute[]): ProxyRoute[];
/**
 * Match a configured host pattern against a request's `Host`. Supports
 * exact match and `*.example.com` wildcard prefix.
 */
export declare function matchesHost(pattern: string, host: string): boolean;
export declare function matchesAnyHost(patterns: string[] | undefined, host: string): boolean;
/**
 * Filter Hono middleware that 404s when the route's `match.headers` /
 * `match.query` / `match.hosts` predicates don't hold. Path and method
 * matching is done by Hono itself via `app.on(methods, path, ...)`.
 */
export declare function buildMatchFilter(match: RouteMatch): (c: Context, next: () => Promise<void>) => Promise<Response | undefined>;