From 819a647d8f91161698856578b70b320b0e0569e8 Mon Sep 17 00:00:00 2001
From: ZYSzys <zyszys98@gmail.com>
Date: Mon, 13 May 2019 17:37:34 +0800
Subject: [PATCH] esm: fix esm load bug

Fixes: https://github.com/nodejs/node/issues/25482

Backport-PR-URL: https://github.com/nodejs/node/pull/27874
PR-URL: https://github.com/nodejs/node/pull/25491
Reviewed-By: Guy Bedford <guybedford@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
---
 lib/internal/modules/cjs/loader.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/internal/modules/cjs/loader.js b/lib/internal/modules/cjs/loader.js
index 7b67efac2390e8..44c35718735426 100644
--- a/lib/internal/modules/cjs/loader.js
+++ b/lib/internal/modules/cjs/loader.js
@@ -661,9 +661,11 @@ Module.prototype.load = function(filename) {
     // create module entry at load time to snapshot exports correctly
     const exports = this.exports;
     if (module !== undefined) { // called from cjs translator
-      module.reflect.onReady((reflect) => {
-        reflect.exports.default.set(exports);
-      });
+      if (module.reflect) {
+        module.reflect.onReady((reflect) => {
+          reflect.exports.default.set(exports);
+        });
+      }
     } else { // preemptively cache
       ESMLoader.moduleMap.set(
         url,