Error handling bugfix: pass #1

dist/commands/dev/index.js

@@ -3,7 +3,7 @@ import path from "path";
 import grabDirNames from "../../utils/grab-dir-names";
 import writeErrorFile from "../../functions/write-error-file";
 import { existsSync, rmSync } from "fs";
-const { BUNDLER_CTX_MAP_JSON, SSR_BUNDLER_CTX_MAP_JSON } = grabDirNames();
+const { BUNDLER_CTX_MAP_JSON, SSR_BUNDLER_CTX_MAP_JSON, BUNX_BUNDLER_ERROR_EXIT_FILE, } = grabDirNames();
 let retries = 0;
 let timeout;
 const MAX_RETRIES = 5;
@@ -14,6 +14,10 @@ export default function () {
         try {
             rmSync(SSR_BUNDLER_CTX_MAP_JSON, { recursive: true });
             rmSync(BUNDLER_CTX_MAP_JSON, { recursive: true });
+            // A stale error file from a previous session makes the bundler
+            // run in "silent" mode and pages fail with misleading
+            // "Application Error" messages until the first rebuild.
+            rmSync(BUNX_BUNDLER_ERROR_EXIT_FILE, { force: true });
         }
         catch (error) { }
         await dev();
@@ -54,7 +58,10 @@ async function dev() {
         return await dev();
     }
     const exited = await dev_process.exited;
-    if (exited) {
+    // Restart on any numeric exit (0 included: the server should never exit
+    // cleanly). A null exit means the child was killed by a signal (e.g.
+    // Ctrl+C in the shared terminal), which we must not restart.
+    if (exited != null) {
         retries++;
         timeout = setTimeout(() => {
             retries = 0;