From d1c81fd9cfdba7fb4f9756dc20446859dc189da0 Mon Sep 17 00:00:00 2001
From: Simen Bekkhus <sbekkhus91@gmail.com>
Date: Thu, 26 Mar 2020 13:12:55 +0100
Subject: [PATCH] =?UTF-8?q?fix:=20remove=20`getVmContext`=20from=20node=20?=
 =?UTF-8?q?env=20on=20older=20versions=20of=20n=E2=80=A6=20(#9708)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 CHANGELOG.md                                | 2 ++
 packages/jest-environment-node/package.json | 6 +++++-
 packages/jest-environment-node/src/index.ts | 8 ++++++++
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index aac9b5bdd735..fbdfbb91be1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 ### Fixes
 
+- `[jest-environment-node]` Remove `getVmContext` from Node env on older versions of Node ([#9706](https://github.com/facebook/jest/pull/9706))
+
 ### Chore & Maintenance
 
 ### Performance
diff --git a/packages/jest-environment-node/package.json b/packages/jest-environment-node/package.json
index b8f85f0480dc..2b6faf5464c3 100644
--- a/packages/jest-environment-node/package.json
+++ b/packages/jest-environment-node/package.json
@@ -21,7 +21,11 @@
     "@jest/fake-timers": "^25.2.1",
     "@jest/types": "^25.2.1",
     "jest-mock": "^25.2.1",
-    "jest-util": "^25.2.1"
+    "jest-util": "^25.2.1",
+    "semver": "^6.3.0"
+  },
+  "devDependencies": {
+    "@types/semver": "^6.2.1"
   },
   "engines": {
     "node": ">= 8.3"
diff --git a/packages/jest-environment-node/src/index.ts b/packages/jest-environment-node/src/index.ts
index d5faba29e8f6..60b4c6ee9bc9 100644
--- a/packages/jest-environment-node/src/index.ts
+++ b/packages/jest-environment-node/src/index.ts
@@ -14,6 +14,7 @@ import {
   LolexFakeTimers,
 } from '@jest/fake-timers';
 import type {JestEnvironment} from '@jest/environment';
+import {lt as semverLt} from 'semver';
 
 type Timer = {
   id: number;
@@ -121,4 +122,11 @@ class NodeEnvironment implements JestEnvironment {
   }
 }
 
+// node 10 had a bug in `vm.compileFunction` that was fixed in https://github.com/nodejs/node/pull/23206.
+// Let's just pretend the env doesn't support the function.
+// Make sure engine requirement is high enough when we drop node 8 so we can remove this condition
+if (semverLt(process.version, '10.14.2')) {
+  delete NodeEnvironment.prototype.getVmContext;
+}
+
 export = NodeEnvironment;