fix: multiple no utility classes warnings

fixes #67

src/babel/root-visitor.ts

@@ -103,7 +103,7 @@ export default function rootVisitor(
               content: [filename],
               // If the file doesn't have any Tailwind styles, it will print a warning
               // We force an empty style to prevent this
-              safelist: [".native-hmr-empty"],
+              safelist: ["native-empty"],
             });
 
             const bodyNode = path.node.body;

src/tailwind/native/index.ts

@@ -39,7 +39,10 @@ export const nativePlugin = plugin.withOptions<NativePluginOptions | undefined>(
     }
 
     return (helpers) => {
-      helpers.addUtilities({ ".native-empty": {} });
+      // This helper is used by babel to stop warnings from being printed
+      // on files without styles when using Hot Module Reload.
+      // Because it doesn't have any styles, it will be omitted from the output
+      helpers.addUtilities({ ".babel-empty": {} });
 
       color(helpers, notSupported);
       space(helpers, notSupported);