refactor: rename "deep cjs" to "transitive cjs" throughout codebase

Updates naming to better reflect the nature of CommonJS dependencies
that are transitively imported through other packages.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: hi-ogawa

packages/plugin-rsc/e2e/basic.test.ts

@@ -824,7 +824,9 @@ function defineTest(f: Fixture) {
   test('transitive cjs dep', async ({ page }) => {
     await page.goto(f.url())
     await waitForHydration(page)
-    await expect(page.getByTestId('deep-cjs-client')).toHaveText('ok:browser')
+    await expect(page.getByTestId('transitive-cjs-client')).toHaveText(
+      'ok:browser',
+    )
   })
 
   test('use cache function', async ({ page }) => {

packages/plugin-rsc/examples/basic/package.json

@@ -21,7 +21,7 @@
     "@types/react": "^19.1.8",
     "@types/react-dom": "^19.1.6",
     "@vitejs/plugin-react": "latest",
-    "@vitejs/test-dep-deep-cjs": "file:./test-dep/deep-cjs",
+    "@vitejs/test-dep-transitive-cjs": "file:./test-dep/transitive-cjs",
     "@vitejs/test-dep-client-in-server": "file:./test-dep/client-in-server",
     "@vitejs/test-dep-client-in-server2": "file:./test-dep/client-in-server2",
     "@vitejs/test-dep-server-in-client": "file:./test-dep/server-in-client",

packages/plugin-rsc/examples/basic/src/routes/deps/deep-cjs/client.tsx

@@ -0,0 +1,12 @@
+'use client'
+
+// @ts-ignore
+import { TestClient } from '@vitejs/test-dep-transitive-cjs/client'
+
+export function TestTransitiveCjsClient() {
+  return (
+    <div>
+      [test-dep-transitive-cjs-client: <TestClient />]
+    </div>
+  )
+}

packages/plugin-rsc/examples/basic/src/routes/deps/transitive-cjs/client.tsx

@@ -29,7 +29,7 @@ import { TestTemporaryReference } from './temporary-reference/client'
 import { TestUseCache } from './use-cache/server'
 import { TestHydrationMismatch } from './hydration-mismatch/server'
 import { TestBrowserOnly } from './browser-only/client'
-import { TestDeepCjsClient } from './deps/deep-cjs/client'
+import { TestTransitiveCjsClient } from './deps/transitive-cjs/client'
 
 export function Root(props: { url: URL }) {
   return (
@@ -68,7 +68,7 @@ export function Root(props: { url: URL }) {
         <TestClientInServer />
         <TestServerInServer />
         <TestServerInClient />
-        <TestDeepCjsClient />
+        <TestTransitiveCjsClient />
         <TestActionStateServer />
         <TestModuleInvalidationServer />
         <TestBrowserOnly />

packages/plugin-rsc/examples/basic/src/routes/root.tsx

@@ -20,7 +20,7 @@ export function TestClient() {
   return h(
     'span',
     {
-      'data-testid': 'deep-cjs-client',
+      'data-testid': 'transitive-cjs-client',
     },
     value,
   )

…amples/basic/test-dep/deep-cjs/client.js …/basic/test-dep/transitive-cjs/client.jspackages/plugin-rsc/examples/basic/test-dep/deep-cjs/client.js renamed to packages/plugin-rsc/examples/basic/test-dep/transitive-cjs/client.js packages/plugin-rsc/examples/basic/test-dep/deep-cjs/client.js renamed to packages/plugin-rsc/examples/basic/test-dep/transitive-cjs/client.js

@@ -1,5 +1,5 @@
 {
-  "name": "@vitejs/test-dep-deep-cjs",
+  "name": "@vitejs/test-dep-transitive-cjs",
   "private": true,
   "type": "module",
   "exports": {

…les/basic/test-dep/deep-cjs/package.json …sic/test-dep/transitive-cjs/package.jsonpackages/plugin-rsc/examples/basic/test-dep/deep-cjs/package.json renamed to packages/plugin-rsc/examples/basic/test-dep/transitive-cjs/package.json packages/plugin-rsc/examples/basic/test-dep/deep-cjs/package.json renamed to packages/plugin-rsc/examples/basic/test-dep/transitive-cjs/package.json

@@ -154,7 +154,7 @@ export default { fetch: handler };
         // TODO: this should be somehow auto inferred or at least show a warning
         // to guide users to `optimizeDeps.include`
         include: [
-          '@vitejs/test-dep-deep-cjs > use-sync-external-store/shim/index.js',
+          '@vitejs/test-dep-transitive-cjs > use-sync-external-store/shim/index.js',
         ],
       },
     },