From 9af0a3544d8decc1e9f4c4ee6faa27ccf4c02684 Mon Sep 17 00:00:00 2001
From: Remy Munch <remy@realself.com>
Date: Mon, 16 Aug 2021 14:14:10 -0700
Subject: [PATCH] prevent infinite loop for remote circular dependencies

---
 src/NodeModuleFederation/index.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/NodeModuleFederation/index.js b/src/NodeModuleFederation/index.js
index 3eda07c..d8905a3 100644
--- a/src/NodeModuleFederation/index.js
+++ b/src/NodeModuleFederation/index.js
@@ -53,8 +53,14 @@ function buildRemotes(mfConf) {
   return Object.entries(mfConf.remotes).reduce((acc, [name, config]) => {
     acc[name] = {
       external: `external (function() {
-        ${builtinsTemplate}
-        return rpcPerform("${config}").then(rpcProcess)
+        if (!globalThis._MFRemotes) {
+          globalThis._MFRemotes = {};
+        }
+        if (!globalThis._MFRemotes["${name}"]) {
+          ${builtinsTemplate}
+          globalThis._MFRemotes["${name}"] = rpcPerform("${config}").then(rpcProcess)
+        }
+        return globalThis._MFRemotes["${name}"];
       }())`,
     };
     return acc;