From c562f9f5232c7ff064d17f912715c5ebf6699497 Mon Sep 17 00:00:00 2001
From: "Saurav M. Hiremath" <sauravhiremath@gmail.com>
Date: Tue, 21 Jul 2020 14:34:57 +0530
Subject: [PATCH] fix: remove `worker_threads` require

---
 packages/jest-worker/src/Farm.ts                  | 4 ++--
 packages/jest-worker/src/workers/messageParent.ts | 5 +----
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/packages/jest-worker/src/Farm.ts b/packages/jest-worker/src/Farm.ts
index f6ad78524d63..e06df7d7c2fd 100644
--- a/packages/jest-worker/src/Farm.ts
+++ b/packages/jest-worker/src/Farm.ts
@@ -85,9 +85,9 @@ export default class Farm {
         const onEnd: OnEnd = (error: Error | null, result: unknown) => {
           customMessageListeners.clear();
           if (error) {
-            return reject(error);
+            reject(error);
           } else {
-            return resolve(result);
+            resolve(result);
           }
         };
 
diff --git a/packages/jest-worker/src/workers/messageParent.ts b/packages/jest-worker/src/workers/messageParent.ts
index 45e6dba493b1..458b908ac1f2 100644
--- a/packages/jest-worker/src/workers/messageParent.ts
+++ b/packages/jest-worker/src/workers/messageParent.ts
@@ -8,15 +8,12 @@
 import {isMainThread, parentPort} from 'worker_threads';
 import {PARENT_MESSAGE_CUSTOM} from '../types';
 
-const isWorkerThread = !isMainThread && parentPort;
-
 const messageParent = (
   message: unknown,
   parentProcess: NodeJS.Process = process,
 ): void => {
   try {
-    if (isWorkerThread) {
-      const {parentPort} = require('worker_threads');
+    if (!isMainThread && parentPort) {
       parentPort.postMessage([PARENT_MESSAGE_CUSTOM, message]);
     } else if (typeof parentProcess.send === 'function') {
       parentProcess.send([PARENT_MESSAGE_CUSTOM, message]);