fix: gracefully handle failed capture of exports (#546)

Author: pmmmwh

client/utils/retry.js

@@ -2,7 +2,7 @@ function runWithRetry(callback, maxRetries) {
   function executeWithRetryAndTimeout(currentCount) {
     try {
       if (currentCount > maxRetries - 1) {
-        console.warn('[React Refresh] Failed set up the socket connection.');
+        console.warn('[React Refresh] Failed to set up the socket connection.');
         return;
       }
 

lib/runtime/RefreshUtils.js

@@ -7,7 +7,13 @@ var Refresh = require('react-refresh/runtime');
  * @returns {*} An exports object from the module.
  */
 function getModuleExports(moduleId) {
-  var exportsOrPromise = __webpack_require__.c[moduleId].exports;
+  var maybeModule = __webpack_require__.c[moduleId];
+  if (typeof maybeModule === 'undefined') {
+    console.warn('[React Refresh] Failed to get exports for module: ' + moduleId + '.');
+    return {};
+  }
+
+  var exportsOrPromise = maybeModule.exports;
   if (typeof Promise !== 'undefined' && exportsOrPromise instanceof Promise) {
     return exportsOrPromise.then(function (exports) {
       return exports;