From 6fe369286a81fb4fc0190dc04ee16a466c7e0760 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

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 428f5452c6d26d..5d4ae26c02ebbd 100644
--- a/lib/internal/modules/cjs/loader.js
+++ b/lib/internal/modules/cjs/loader.js
@@ -648,9 +648,11 @@ 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,