From 43d2dc9ea0a74b75471d52f2894cf0d0c9a88898 Mon Sep 17 00:00:00 2001
From: Roman Hotsiy <gotsijroman@gmail.com>
Date: Fri, 6 Jun 2025 21:29:52 +0800
Subject: [PATCH 1/2] feat: swcCacheDir option

---
 packages/plugin-react-swc/src/index.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/plugin-react-swc/src/index.ts b/packages/plugin-react-swc/src/index.ts
index 9f9f6738..4b523554 100644
--- a/packages/plugin-react-swc/src/index.ts
+++ b/packages/plugin-react-swc/src/index.ts
@@ -47,6 +47,11 @@ type Options = {
    * @default undefined
    */
   plugins?: [string, Record<string, any>][]
+  /**
+   * Specify the location where SWC stores its intermediate cache files.
+   * @default '.swc'
+   */
+  swcCacheDir?: string
   /**
    * Set the target for SWC in dev. This can avoid to down-transpile private class method for example.
    * For production target, see https://vite.dev/config/build-options.html#build-target
@@ -88,6 +93,7 @@ const react = (_options?: Options): PluginOption[] => {
   const options = {
     jsxImportSource: _options?.jsxImportSource ?? 'react',
     tsDecorators: _options?.tsDecorators,
+    swcCacheDir: _options?.swcCacheDir,
     plugins: _options?.plugins
       ? _options?.plugins.map((el): typeof el => [resolve(el[0]), el[1]])
       : undefined,
@@ -264,7 +270,7 @@ const transformWithOptions = async (
       jsc: {
         target,
         parser,
-        experimental: { plugins: options.plugins },
+        experimental: { plugins: options.plugins, cacheRoot: options.swcCacheDir },
         transform: {
           useDefineForClassFields: true,
           react: reactConfig,

From 0103b5105bd21e38cc716a90938fb39c862b4843 Mon Sep 17 00:00:00 2001
From: Roman Hotsiy <gotsijroman@gmail.com>
Date: Sun, 8 Jun 2025 16:00:47 +0800
Subject: [PATCH 2/2] chore: adjust default value and update readme

---
 packages/plugin-react-swc/README.md    | 8 ++++++++
 packages/plugin-react-swc/src/index.ts | 4 ++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/packages/plugin-react-swc/README.md b/packages/plugin-react-swc/README.md
index c74f11d7..17c58908 100644
--- a/packages/plugin-react-swc/README.md
+++ b/packages/plugin-react-swc/README.md
@@ -125,6 +125,14 @@ If set, disables the recommendation to use `@vitejs/plugin-react-oxc` (which is
 react({ disableOxcRecommendation: true })
 ```
 
+### swcCacheDir
+
+Specify the location where SWC stores its intermediate cache files.
+
+```js
+react({ swcCacheDir: 'node_modules/.vite/swc' })
+```
+
 ## Consistent components exports
 
 For React refresh to work correctly, your file should only export React components. The best explanation I've read is the one from the [Gatsby docs](https://www.gatsbyjs.com/docs/reference/local-development/fast-refresh/#how-it-works).
diff --git a/packages/plugin-react-swc/src/index.ts b/packages/plugin-react-swc/src/index.ts
index 4b523554..fe8ea74d 100644
--- a/packages/plugin-react-swc/src/index.ts
+++ b/packages/plugin-react-swc/src/index.ts
@@ -49,7 +49,7 @@ type Options = {
   plugins?: [string, Record<string, any>][]
   /**
    * Specify the location where SWC stores its intermediate cache files.
-   * @default '.swc'
+   * @default 'node_modules/.vite/swc'
    */
   swcCacheDir?: string
   /**
@@ -93,7 +93,7 @@ const react = (_options?: Options): PluginOption[] => {
   const options = {
     jsxImportSource: _options?.jsxImportSource ?? 'react',
     tsDecorators: _options?.tsDecorators,
-    swcCacheDir: _options?.swcCacheDir,
+    swcCacheDir: _options?.swcCacheDir ?? 'node_modules/.vite/swc',
     plugins: _options?.plugins
       ? _options?.plugins.map((el): typeof el => [resolve(el[0]), el[1]])
       : undefined,