Fix setTimeout leaks in default entry.server.tsx

.changeset/funny-suns-explain.md

@@ -0,0 +1,5 @@
+---
+"@react-router/dev": patch
+---
+
+Cancel aborts timeouts created in the default entry.server.tsx file

contributors.yml

@@ -342,3 +342,4 @@
 - yuleicul
 - zeromask1337
 - zheng-chuang
+- remorses

packages/react-router-dev/config/defaults/entry.server.node.tsx

@@ -19,6 +19,7 @@ export default function handleRequest(
   return new Promise((resolve, reject) => {
     let shellRendered = false;
     let userAgent = request.headers.get("user-agent");
+    let timeoutId: NodeJS.Timeout;
 
     // Ensure requests from bots and SPA Mode renders wait for all content to load before responding
     // https://react.dev/reference/react-dom/server/renderToPipeableStream#waiting-for-all-content-to-load-for-crawlers-and-static-generation
@@ -45,8 +46,10 @@ export default function handleRequest(
           );
 
           pipe(body);
+          clearTimeout(timeoutId);
         },
         onShellError(error: unknown) {
+          clearTimeout(timeoutId);
           reject(error);
         },
         onError(error: unknown) {
@@ -56,13 +59,14 @@ export default function handleRequest(
           // reject and get logged in handleDocumentRequest.
           if (shellRendered) {
             console.error(error);
+            clearTimeout(timeoutId);
           }
         },
       }
     );
 
     // Abort the rendering stream after the `streamTimeout` so it has time to
     // flush down the rejected boundaries
-    setTimeout(abort, streamTimeout + 1000);
+    timeoutId = setTimeout(abort, streamTimeout + 1000);
   });
 }