From ed3dfc5ee925c94dd832da3aa56479528ea4db3d Mon Sep 17 00:00:00 2001
From: Antoine du Hamel <duhamelantoine1995@gmail.com>
Date: Fri, 15 May 2020 01:24:24 +0200
Subject: [PATCH] esm: improve commonjs hint on module not found

Adds hint when module specifier is a file URL.

Refs: https://github.com/nodejs/node/pull/31906
---
 lib/internal/modules/esm/resolve.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/internal/modules/esm/resolve.js b/lib/internal/modules/esm/resolve.js
index 8bff3fc9dfd251..cbcdb020ed7cd3 100644
--- a/lib/internal/modules/esm/resolve.js
+++ b/lib/internal/modules/esm/resolve.js
@@ -758,6 +758,9 @@ function defaultResolve(specifier, context = {}, defaultResolveUnused) {
     // resolved CommonJS module
     if (error.code === 'ERR_MODULE_NOT_FOUND' ||
         error.code === 'ERR_UNSUPPORTED_DIR_IMPORT') {
+      if (StringPrototypeStartsWith(specifier, 'file://')) {
+        specifier = fileURLToPath(specifier);
+      }
       const found = resolveAsCommonJS(specifier, parentURL);
       if (found) {
         // Modify the stack and message string to include the hint