feat: prep data-strategy for RSC re-use

.changeset/data-strategy-reuse.md

@@ -0,0 +1,6 @@
+---
+"@react-router/dev": patch
+"react-router": patch
+---
+
+prep data-strategy for RSC re-use

integration/helpers/create-fixture.ts

@@ -296,6 +296,7 @@ export async function createAppFixture(fixture: Fixture, mode?: ServerMode) {
         );
         app.get("*", (req, res, next) => {
           let dir = path.join(fixture.projectDir, "build", "client");
+          // TODO: Update this to be configurable somehow for RSC
           let file = req.path.endsWith(".data")
             ? req.path
             : req.path + "/index.html";

integration/helpers/playwright-fixture.ts

@@ -167,6 +167,7 @@ export class PlaywrightFixture {
    * loaders were called (or not).
    */
   collectSingleFetchResponses() {
+    // TODO: Update this to be configurable somehow for RSC
     return this.collectResponses((url) => url.pathname.endsWith(".data"));
   }
 

packages/react-router-dev/vite/plugin.ts

@@ -2726,6 +2726,7 @@ async function prerenderData(
   viteConfig: Vite.ResolvedConfig,
   requestInit: RequestInit
 ) {
+  // TODO: Update this to be configurable somehow for RSC
   let normalizedPath = `${reactRouterConfig.basename}${
     prerenderPath === "/"
       ? "/_root.data"

packages/react-router/lib/dom/ssr/components.tsx

@@ -388,7 +388,8 @@ function PrefetchPageLinksImpl({
       return [];
     }
 
-    let url = singleFetchUrl(page, basename);
+    // TODO: Update extension to be configurable for RSC
+    let url = singleFetchUrl(page, basename, "data");
     // When one or more routes have opted out, we add a _routes param to
     // limit the loaders to those that have a server loader and did not
     // opt out