From a938aaf36fde1ecf25fdbff323690c98c99a1ecc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Mon, 29 Aug 2022 19:48:27 +0200
Subject: fix(ext/node): better error for importing ES module via require()
 call (#15671)

---
 ext/node/02_require.js | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'ext/node')

diff --git a/ext/node/02_require.js b/ext/node/02_require.js
index 6f06d3269..99587472a 100644
--- a/ext/node/02_require.js
+++ b/ext/node/02_require.js
@@ -730,9 +730,15 @@
     if (StringPrototypeEndsWith(filename, ".js")) {
       const pkg = core.ops.op_require_read_package_scope(filename);
       if (pkg && pkg.exists && pkg.typ == "module") {
-        throw new Error(
-          `Import ESM module: ${filename} from ${module.parent.filename}`,
-        );
+        let message = `Trying to import ESM module: ${filename}`;
+
+        if (module.parent) {
+          message += ` from ${module.parent.filename}`;
+        }
+
+        message += ` using require()`;
+
+        throw new Error(message);
       }
     }
 
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