feat: add useLightningcss option (default: true) to enable Lightning CSS

luke-kim · luke-kim · commit 9338c8802714 · 2025-10-14T17:05:23.000+09:00
diff --git a/packages/nextjs-plugin/src/index.ts b/packages/nextjs-plugin/src/index.ts
@@ -139,7 +139,7 @@ const withStyleX =
             ctx.dir,
             getSupportedBrowsers(ctx.dir, ctx.dev),
             undefined,
-            false
+            pluginOptions?.useLightningcss ?? true
           );
           return lazyPostCSSPromise;
         };
@@ -252,4 +252,4 @@ const withStyleX =
 export default withStyleX;
 
 module.exports = withStyleX;
-module.exports.default = withStyleX;
+module.exports.default = withStyleX;
diff --git a/packages/webpack-plugin/src/types.ts b/packages/webpack-plugin/src/types.ts
@@ -68,6 +68,7 @@ export interface StyleXPluginOption extends Pick<StyleXWebpackLoaderOptions, 'tr
    * @example [/node_modules/]
    */
   exclude?: (string | RegExp)[];
+  useLightningcss?: boolean;
 }
 export type StyleXWebpackLoaderOptions = {
   stylexImports: StyleXOptions['importSources'];

Original file line number	Diff line number	Diff line change
`@@ -68,6 +68,7 @@ export interface StyleXPluginOption extends Pick<StyleXWebpackLoaderOptions, 'tr`
`68`	`68`	`* @example [/node_modules/]`
`69`	`69`	`*/`
`70`	`70`	`exclude?: (string \| RegExp)[];`
	`71`	`+ useLightningcss?: boolean;`
`71`	`72`	`}`
`72`	`73`	`export type StyleXWebpackLoaderOptions = {`
`73`	`74`	`stylexImports: StyleXOptions['importSources'];`