import { IncomingMessage } from 'http';
import { RouteOptions } from './route-options.js';
export type ResolverFnResult = string | {
    path?: string;
    url: string;
    opts?: RouteOptions;
} | null | undefined;
export type ResolverFn = (host: string, url: string, req?: IncomingMessage) => ResolverFnResult | Promise<ResolverFnResult>;
export interface Resolver {
    fn: ResolverFn;
    priority: number;
}