import { Expression } from "../core/signals.js";
import { View } from "../core/view.js";
export interface RouteMatchResult {
    /**
     * The normalized matched path.
     */
    path: string;
    /**
     * The parameters extracted from the matched path.
     */
    params?: unknown;
}
export interface RouteMatchFn {
    /**
     * Check if this route matches the specified path.
     *
     * @param path The path to match against.
     * @returns The match result or undefined if the path doesn't match.
     */
    (path: string): RouteMatchResult | undefined;
}
export interface Route {
    /**
     * The paths this route matches.
     */
    match?: string | RegExp | RouteMatchFn;
}
export interface ParentRouteMatch<T extends Route> {
    /**
     * The route that has been matched.
     */
    route: T;
    /**
     * The normalized matched path.
     */
    path: string;
    /**
     * The parameters extracted from the matched path.
     */
    params?: unknown;
}
export interface RouteMatch<T extends Route> extends ParentRouteMatch<T> {
    /**
     * The normalized remaining rest path.
     */
    rest: string;
}
/**
 * Find the first matching route.
 *
 * @param path The {@link normalize normalized} path to match against. Non normalized paths result in undefined behavior.
 * @param routes The routes to test in order.
 * @returns A match or undefined if none of the routes matched.
 */
export declare function matchRoute<T extends Route>(path: string, routes: Iterable<T>): RouteMatch<T> | undefined;
export interface WatchedRoutes<T extends Route> {
    match: () => ParentRouteMatch<T> | undefined;
    rest: () => string;
}
/**
 * Watch and match routes against an expression.
 *
 * @param path The normalized path.
 * @param routes The routes to watch.
 * @returns An object with individually watchable route match and the unmatched rest path.
 */
export declare function watchRoutes<T extends Route>(path: Expression<string>, routes: Expression<Iterable<T>>): WatchedRoutes<T>;
/**
 * Props passed to the root component of a {@link ComponentRoute}.
 */
export interface RouteProps<P = unknown> {
    /** Matched route parameters. */
    params: P;
}
/**
 * A route where the content is a component to render.
 */
export interface ComponentRoute<P = unknown> extends Route {
    content: (props: RouteProps<P>) => unknown;
}
/**
 * Match and render routes in the current context.
 *
 * A {@link ChildRouter} is injected as a replacement for the current router when rendering route content.
 */
export declare function routes(routes: Expression<Iterable<ComponentRoute<unknown>>>): View;
/**
 * Match and render routes in the current context.
 *
 * A {@link ChildRouter} is injected as a replacement for the current router when rendering route content.
 */
export declare function Routes(props: {
    /**
     * The routes to match.
     */
    routes: Expression<Iterable<ComponentRoute<unknown>>>;
}): View;