From 4956713a776e9459d8ea0b6b5f18ea9d610f2559 Mon Sep 17 00:00:00 2001
From: Carlos Rodrigues <david-181@hotmail.com>
Date: Sun, 1 May 2022 17:34:19 +0100
Subject: [PATCH] fix: self exported module call stack error (#1221)

* fix: self exported module call stack error

* remove warning
---
 .eslintignore                    | 1 +
 packages/vite-node/src/client.ts | 5 +++++
 test/core/src/self/foo.ts        | 5 +++++
 test/core/src/self/index.ts      | 4 ++++
 test/core/test/self.test.ts      | 7 +++++++
 5 files changed, 22 insertions(+)
 create mode 100644 test/core/src/self/foo.ts
 create mode 100644 test/core/src/self/index.ts
 create mode 100644 test/core/test/self.test.ts

diff --git a/.eslintignore b/.eslintignore
index b42b824c7f86..ecb0c8801995 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -5,3 +5,4 @@ node_modules
 *.d.ts
 coverage
 !.vitepress
+test/core/src/self
\ No newline at end of file
diff --git a/packages/vite-node/src/client.ts b/packages/vite-node/src/client.ts
index fd9a6bb1e7e2..1cd8823bbe42 100644
--- a/packages/vite-node/src/client.ts
+++ b/packages/vite-node/src/client.ts
@@ -253,6 +253,11 @@ function proxyMethod(name: 'get' | 'set' | 'has' | 'deleteProperty', tryDefault:
 }
 
 function exportAll(exports: any, sourceModule: any) {
+  // #1120 when a module exports itself it causes
+  // call stack error
+  if (exports === sourceModule)
+    return
+
   // eslint-disable-next-line no-restricted-syntax
   for (const key in sourceModule) {
     if (key !== 'default') {
diff --git a/test/core/src/self/foo.ts b/test/core/src/self/foo.ts
new file mode 100644
index 000000000000..a71ce81458b3
--- /dev/null
+++ b/test/core/src/self/foo.ts
@@ -0,0 +1,5 @@
+/* eslint-disable */
+
+export function foo(): true {
+  return true;
+}
\ No newline at end of file
diff --git a/test/core/src/self/index.ts b/test/core/src/self/index.ts
new file mode 100644
index 000000000000..1cceeb03af65
--- /dev/null
+++ b/test/core/src/self/index.ts
@@ -0,0 +1,4 @@
+/* eslint-disable */
+
+export * from './foo';
+export * from './index'; // <-- wrong
\ No newline at end of file
diff --git a/test/core/test/self.test.ts b/test/core/test/self.test.ts
new file mode 100644
index 000000000000..374d310c7b98
--- /dev/null
+++ b/test/core/test/self.test.ts
@@ -0,0 +1,7 @@
+import { expect, it } from 'vitest'
+import { foo } from '../src/self'
+
+// #1220 self export module
+it('self export', () => {
+  expect(foo()).toBe(true)
+})