From c7cac60549865d1e222728c4943dfe29dc98b237 Mon Sep 17 00:00:00 2001
From: Simen Bekkhus <sbekkhus91@gmail.com>
Date: Sun, 6 Feb 2022 23:40:18 +0100
Subject: [PATCH] add assertion

---
 scripts/buildUtils.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/buildUtils.js b/scripts/buildUtils.js
index 5f69966efaf1..b9c8d45d0c4f 100644
--- a/scripts/buildUtils.js
+++ b/scripts/buildUtils.js
@@ -31,6 +31,11 @@ module.exports.getPackages = function getPackages() {
   packages.forEach(packageDir => {
     const pkg = readPkg({cwd: packageDir});
 
+    assert.ok(
+      fs.existsSync(path.resolve(packageDir, pkg.main)),
+      `Main file "${pkg.main}" in ${pkg.name} should exist`,
+    );
+
     assert.ok(pkg.engines, `Engine requirement in ${pkg.name} should exist`);
 
     assert.strictEqual(