import type { RouteManifestEntry } from "./manifest.ts";
/**
 * Nesting and group-stripping for the neutral route manifest.
 *
 * This module is deliberately free of Node and bundler imports: delivery
 * adapters run it at build time (the Vite adapter serializes the resulting
 * tree into the virtual module), and runtime consumers that receive only a
 * flat manifest can run it themselves.
 */
export interface RouteTreeEntry extends RouteManifestEntry {
    /** The manifest path this node was nested under, group segments included. */
    id: string;
    children?: RouteTreeEntry[];
}
/** Removes `(group)` segments from a route path: `/(app)/home` → `/home`. */
export declare function stripRouteGroups(path: string): string;
/**
 * Nests a flat manifest by path prefix and strips `(group)` segments, so
 * `/(app)/dashboard` renders at `/dashboard` inside the `/(app)` layout.
 *
 * Nested entries keep the path *relative to their parent*, which is what
 * nested routers expect. Pass only the entries that participate in the tree
 * (typically `entries.filter(entry => entry.page)`); the input is not
 * mutated.
 */
export declare function buildRouteTree(entries: readonly RouteManifestEntry[]): RouteTreeEntry[];