module: fix ERR_REQUIRE_ESM for parentPath null

PR-URL: #40145 Reviewed-By: Antoine du Hamel <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: James M Snell <[email protected]>
nodejs · Sep 28, 2021 · 481c160 · 481c160
1 parent d9ebc04
commit 481c160
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/internal/errors.js b/lib/internal/errors.js
@@ -1459,8 +1459,8 @@ E('ERR_REQUIRE_ESM',
       return msg;
     }
     const path = require('path');
-    const basename = path.basename(filename) === path.basename(parentPath) ?
-      filename : path.basename(filename);
+    const basename = parentPath && path.basename(filename) ===
+      path.basename(parentPath) ? filename : path.basename(filename);
     if (hasEsmSyntax) {
       msg += `\nInstead change the require of ${basename} in ${parentPath} to` +
         ' a dynamic import() which is available in all CommonJS modules.';