fix: avoid reload all css when hot load

webpack-contrib · Mar 20, 2024 · cfd1040 · cfd1040
1 parent 8bf0ad6
commit cfd1040
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/src/loader.js b/src/loader.js
@@ -44,9 +44,10 @@ const MiniCssExtractPlugin = require("./index");
  * @returns {string}
  */
 function hotLoader(content, context) {
-  const accept = context.locals
+  const hasLocals = !!(context.locals && Object.keys(context.locals).length);
+  const accept = hasLocals
     ? ""
-    : "module.hot.accept(undefined, cssReload);";
+    : "module.hot.accept();";
 
   return `${content}
     if(module.hot) {
@@ -56,7 +57,7 @@ function hotLoader(content, context) {
         path.join(__dirname, "hmr/hotModuleReplacement.js")
       )})(module.id, ${JSON.stringify({
     ...context.options,
-    locals: !!context.locals,
+    locals: hasLocals,
   })});
       module.hot.dispose(cssReload);
       ${accept}