fix: handle ERR_IPC_CHANNEL_CLOSED errors properly (#11143)

Author: xamgore

CHANGELOG.md

@@ -57,6 +57,7 @@
 - `[jest-transform]` [**BREAKING**] Refactor API of transformers to pass an options bag rather than separate `config` and other options ([#10834](https://github.com/facebook/jest/pull/10834))
 - `[jest-worker]` [**BREAKING**] Use named exports ([#10623](https://github.com/facebook/jest/pull/10623))
 - `[jest-worker]` Do not swallow errors during serialization ([#10984](https://github.com/facebook/jest/pull/10984))
+- `[jest-worker]` Handle `ERR_IPC_CHANNEL_CLOSED` errors properly ([#11143](https://github.com/facebook/jest/pull/11143))
 - `[pretty-format]` [**BREAKING**] Convert to ES Modules ([#10515](https://github.com/facebook/jest/pull/10515))
 - `[pretty-format]` Only call `hasAttribute` if it's a function ([#11000](https://github.com/facebook/jest/pull/11000))
 

packages/jest-worker/src/workers/ChildProcessWorker.ts

@@ -202,9 +202,10 @@ export default class ChildProcessWorker implements WorkerInterface {
     }
   }
 
-  private _onExit(exitCode: number) {
+  private _onExit(exitCode: number | null) {
     if (
       exitCode !== 0 &&
+      exitCode !== null &&
       exitCode !== SIGTERM_EXIT_CODE &&
       exitCode !== SIGKILL_EXIT_CODE
     ) {
@@ -236,7 +237,7 @@ export default class ChildProcessWorker implements WorkerInterface {
 
     this._request = request;
     this._retries = 0;
-    this._child.send(request);
+    this._child.send(request, () => {});
   }
 
   waitForExit(): Promise<void> {