vite-plugin-react-server/dist/plugin/helpers/requestToRoute.js

Vite plugin for React Server Components (RSC)

/**
 * vite-plugin-react-server
 * Copyright (c) Nico Brinkkemper
 * MIT License
 */
function requestToRoute(req, handlerOptions) {
  let route = req.url?.split("?")[0].replace(
    handlerOptions.moduleBaseURL + handlerOptions.build.rscOutputPath,
    ""
  ).replace(
    handlerOptions.moduleBaseURL + handlerOptions.build.htmlOutputPath,
    ""
  ).replace(/^\/index$/, "/");
  if (typeof route !== "string") {
    return route;
  }
  if (route.startsWith(handlerOptions.moduleBaseURL)) {
    route = route.slice(handlerOptions.moduleBaseURL.length);
  }
  if (route.endsWith(handlerOptions.build.rscOutputPath)) {
    route = route.slice(0, -handlerOptions.build.rscOutputPath.length);
  }
  if (route.startsWith(handlerOptions.moduleBasePath)) {
    route = route.slice(handlerOptions.moduleBasePath.length);
  }
  const routeWithoutTrailingSlash = route === "" || route === "/" ? "/" : route.endsWith("/") ? route.slice(0, -1) : route;
  const routeWithLeadingSlash = !routeWithoutTrailingSlash ? "/" : routeWithoutTrailingSlash.startsWith("/") ? routeWithoutTrailingSlash : `/${routeWithoutTrailingSlash}`;
  return routeWithLeadingSlash;
}

export { requestToRoute };
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