Fallback to plain console log of whole structure when messageParent()…

… fails due to bigint json serialisation

build/workers/messageParent.js

@@ -39,7 +39,13 @@ function messageParent(message, parentProcess = process) {
 
     parentPort.postMessage([_types().PARENT_MESSAGE_CUSTOM, message]);
   } else if (typeof parentProcess.send === 'function') {
-    parentProcess.send([_types().PARENT_MESSAGE_CUSTOM, message]);
+    try {
+      parentProcess.send([_types().PARENT_MESSAGE_CUSTOM, message]);
+    } catch (error) {
+      console.error('jest-worker message serialization failed', error);
+      console.dir(message, {depth: 10});
+      throw error;
+    }
   } else {
     throw new Error('"messageParent" can only be used inside a worker');
   }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jest-worker",
-  "version": "27.0.2",
+  "version": "27.0.2-bigintfix",
   "repository": {
     "type": "git",
     "url": "https://github.com/facebook/jest.git",
@@ -36,4 +36,4 @@
 ,"_resolved": "https://registry.npmjs.org/jest-worker/-/jest-worker-27.0.2.tgz"
 ,"_integrity": "sha512-EoBdilOTTyOgmHXtw/cPc+ZrCA0KJMrkXzkrPGNwLmnvvlN1nj7MPrxpT7m+otSv2e1TLaVffzDnE/LB14zJMg=="
 ,"_from": "[email protected]"
-}
+}