feat(rsc): add frameworkPackages option to control server external

packages/plugin-rsc/examples/basic/vite.config.ts

@@ -18,6 +18,7 @@ export default defineConfig({
         ssr: './src/framework/entry.ssr.tsx',
         rsc: './src/server.tsx',
       },
+      frameworkPackages: ['react'],
       // disable auto css injection to manually test `loadCss` feature.
       rscCssTransform: false,
       ignoredPackageWarnings: [/@vitejs\/test-dep-/],

packages/plugin-rsc/src/plugin.ts

@@ -110,6 +110,12 @@ export type RscPluginOptions = {
 
   /** Escape hatch for Waku's `allowServer` */
   keepUseCientProxy?: boolean
+
+  /**
+   * The packages which depend on `frameworkPackages` will be automatically added to `noExternal`.
+   * @default ["react"]
+   */
+  frameworkPackages?: string[]
 }
 
 export default function vitePluginRsc(
@@ -123,15 +129,22 @@ export default function vitePluginRsc(
 
         // crawl packages with "react" in "peerDependencies" to bundle react deps on server
         // see https://github.com/svitejs/vitefu/blob/d8d82fa121e3b2215ba437107093c77bde51b63b/src/index.js#L95-L101
+        const frameworkPackages = rscPluginOptions.frameworkPackages || [
+          'react',
+        ]
         const result = await crawlFrameworkPkgs({
           root: process.cwd(),
           isBuild: env.command === 'build',
           isFrameworkPkgByJson(pkgJson) {
+            // these are added by default and don't need to crawl further
             if ([PKG_NAME, 'react-dom'].includes(pkgJson.name)) {
-              return
+              return false
+            }
+            const deps = {
+              ...pkgJson['dependencies'],
+              ...pkgJson['peerDependencies'],
             }
-            const deps = pkgJson['peerDependencies']
-            return deps && 'react' in deps
+            return frameworkPackages.some((name) => name in deps)
           },
         })
         const noExternal = [