fix(vite): importing node:* builtins (#3245)

Author: marvinhagemeister

deno.lock

@@ -0,0 +1,7 @@
+import * as feed from "feed";
+
+export default function Page() {
+  // deno-lint-ignore no-console
+  console.log(feed);
+  return <h1>feed</h1>;
+}

packages/plugin-vite/demo/routes/tests/feed.tsx

@@ -27,6 +27,7 @@
     "@tailwindcss/vite": "npm:@tailwindcss/vite@^4.1.12",
     "@types/babel__core": "npm:@types/babel__core@^7.20.5",
     "@types/node": "npm:@types/node@^24.1.0",
+    "feed": "npm:feed@^5.1.0",
     "mime-db": "npm:mime-db@^1.54.0",
     "preact": "npm:preact@^10.26.9",
     "rollup-plugin-visualizer": "npm:rollup-plugin-visualizer@^6.0.3",

packages/plugin-vite/deno.json

@@ -102,6 +102,13 @@ export function deno(): Plugin {
           ResolutionMode.Import,
         );
 
+        if (resolved.startsWith("node:")) {
+          return {
+            id: resolved,
+            external: true,
+          };
+        }
+
         if (original === resolved) {
           return null;
         }

packages/plugin-vite/src/plugins/deno.ts

@@ -322,3 +322,21 @@ Deno.test({
   sanitizeOps: false,
   sanitizeResources: false,
 });
+
+Deno.test({
+  name: "vite build - import node:*",
+  fn: async () => {
+    await using res = await buildVite(DEMO_DIR);
+
+    await launchProd(
+      { cwd: res.tmp },
+      async (address) => {
+        const res = await fetch(`${address}/tests/feed`);
+        await res.body?.cancel();
+        expect(res.status).toEqual(200);
+      },
+    );
+  },
+  sanitizeOps: false,
+  sanitizeResources: false,
+});

packages/plugin-vite/tests/build_test.ts

@@ -251,3 +251,16 @@ Deno.test({
   sanitizeResources: false,
   sanitizeOps: false,
 });
+
+Deno.test({
+  name: "vite dev - import node:*",
+  fn: async () => {
+    await withDevServer(DEMO_DIR, async (address) => {
+      const res = await fetch(`${address}/tests/feed`);
+      await res.body?.cancel();
+      expect(res.status).toEqual(200);
+    });
+  },
+  sanitizeResources: false,
+  sanitizeOps: false,
+});