fix: remove checks. fixes #1252

src/hot.dev.js

@@ -64,16 +64,19 @@ const makeHotExport = (sourceModule, moduleId) => {
         });
       }
     }
+  } else {
+    logger.warn('React-hot-loader: Hot Module Replacement is not enabled');
   }
 };
 
 const hot = sourceModule => {
-  if (!sourceModule || !sourceModule.hot) {
+  if (!sourceModule) {
     // this is fatal
-    throw new Error('React-hot-loader: `hot` could not find the `hot` method in the `module` you have provided');
+    throw new Error('React-hot-loader: `hot` was called without any argument provided');
   }
   const moduleId = sourceModule.id || sourceModule.i || sourceModule.filename;
   if (!moduleId) {
+    console.error('`module` prodived', sourceModule);
     throw new Error('React-hot-loader: `hot` could not find the `name` of the the `module` you have provided');
   }
   const module = hotModule(moduleId);