fix(dts-plugin): prevent fork-dev-worker crash on moduleFederationCon… (#4470)

sschwenker-im · ScriptedAlchemy · web-flow · commit 5954fe792413 · 2026-02-25T15:57:52.000+08:00
Co-authored-by: Zack Jackson &lt;25274700+ScriptedAlchemy@users.noreply.github.com&gt;
diff --git a/.changeset/pretty-clowns-tickle.md b/.changeset/pretty-clowns-tickle.md
@@ -0,0 +1,5 @@
+---
+'@module-federation/dts-plugin': patch
+---
+
+Fix fork-dev-worker crashes in dts-plugin when consumeTypes is disabled
diff --git a/packages/dts-plugin/src/dev-worker/forkDevWorker.ts b/packages/dts-plugin/src/dev-worker/forkDevWorker.ts
@@ -40,7 +40,18 @@ function getLocalRemoteNames(
   if (!options) {
     return [];
   }
-  const { mapRemotesToDownload } = retrieveHostConfig(options);
+  let hostConfig;
+  try {
+    hostConfig = retrieveHostConfig(options);
+  } catch (e) {
+    fileLog(
+      `getLocalRemoteNames: retrieveHostConfig failed: ${(e as Error).message}`,
+      'forkDevWorker',
+      'warn',
+    );
+    return [];
+  }
+  const { mapRemotesToDownload } = hostConfig;
 
   return Object.keys(mapRemotesToDownload).reduce<Remote[]>(
     (sum, remoteModuleName) => {
@@ -189,7 +200,7 @@ process.on('message', (message: rpc.RpcMessage) => {
       'forkDevWorker',
       'error',
     );
-    moduleServer.exit();
+    moduleServer?.exit();
     process.exit(0);
   }
 });

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +'@module-federation/dts-plugin': patch
 +---
++
 +Fix fork-dev-worker crashes in dts-plugin when consumeTypes is disabled