Function getRouteMetadata

packages/react-router-dev/vite/plugin.ts:2845–2912

(
  cache: Cache,
  ctx: ReactRouterPluginContext,
  viteChildCompiler: Vite.ViteDevServer | null,
  route: RouteManifestEntry,
  readRouteFile?: () => string | Promise<string>,
)

}

async function getRouteMetadata(
  cache: Cache,
  ctx: ReactRouterPluginContext,
  viteChildCompiler: Vite.ViteDevServer | null,
  route: RouteManifestEntry,
  readRouteFile?: () => string | Promise<string>,
): Promise<ManifestRoute & { url: string }> {
  let routeFile = route.file;
  let sourceExports = await getRouteModuleExports(
    viteChildCompiler,
    ctx,
    route.file,
    readRouteFile,
  );

  let { hasRouteChunkByExportName } = await detectRouteChunksIfEnabled(
    cache,
    ctx,
    routeFile,
    { routeFile, readRouteFile, viteChildCompiler },
  );

  let moduleUrl = combineURLs(
    ctx.publicPath,
    `${resolveFileUrl(
      ctx,
      resolveRelativeRouteFilePath(route, ctx.reactRouterConfig),
    )}`,
  );

  let info: ManifestRoute & { url: string } = {
    id: route.id,
    parentId: route.parentId,
    path: route.path,
    index: route.index,
    caseSensitive: route.caseSensitive,
    url: combineURLs(
      ctx.publicPath,
      "/" +
        path.relative(
          ctx.rootDirectory,
          resolveRelativeRouteFilePath(route, ctx.reactRouterConfig),
        ),
    ),
    module: `${moduleUrl}?import`, // Ensure the Vite dev server responds with a JS module
    clientActionModule: hasRouteChunkByExportName.clientAction
      ? `${getRouteChunkModuleId(moduleUrl, "clientAction")}`
      : undefined,
    clientLoaderModule: hasRouteChunkByExportName.clientLoader
      ? `${getRouteChunkModuleId(moduleUrl, "clientLoader")}`
      : undefined,
    clientMiddlewareModule: hasRouteChunkByExportName.clientMiddleware
      ? `${getRouteChunkModuleId(moduleUrl, "clientMiddleware")}`
      : undefined,
    hydrateFallbackModule: hasRouteChunkByExportName.HydrateFallback
      ? `${getRouteChunkModuleId(moduleUrl, "HydrateFallback")}`
      : undefined,
    hasAction: sourceExports.includes("action"),