diff --git a/.eslintrc.js b/.eslintrc.cjs
similarity index 100%
rename from .eslintrc.js
rename to .eslintrc.cjs
diff --git a/.prettierrc.js b/.prettierrc.cjs
similarity index 100%
rename from .prettierrc.js
rename to .prettierrc.cjs
diff --git a/src/pages/index/index.vue b/src/pages/index/index.vue
index ecac4f5..6242a5c 100644
--- a/src/pages/index/index.vue
+++ b/src/pages/index/index.vue
@@ -9,7 +9,9 @@
 
 <script setup lang="ts">
 import { ref } from 'vue'
+import { fun } from '../../test/import-sort'
 const title = ref('Hello')
+fun()
 </script>
 
 <style>
diff --git a/src/test/import-sort.ts b/src/test/import-sort.ts
new file mode 100644
index 0000000..bd2c94f
--- /dev/null
+++ b/src/test/import-sort.ts
@@ -0,0 +1,3 @@
+export function fun() {
+  console.log('import sort')
+}
diff --git a/src/test/index.ts b/src/test/index.ts
new file mode 100644
index 0000000..b2acff6
--- /dev/null
+++ b/src/test/index.ts
@@ -0,0 +1 @@
+import './trailing-comma'
diff --git a/src/test/trailing-comma.ts b/src/test/trailing-comma.ts
new file mode 100644
index 0000000..1517e9b
--- /dev/null
+++ b/src/test/trailing-comma.ts
@@ -0,0 +1,6 @@
+// 发现配置了 trailingcomma: "all" 也不会有函数的尾逗号，
+// 与prettier官网描述的不一致。 @see https://prettier.io/docs/en/options#trailing-commas
+export function fn(a: number, b: number) {
+  console.log(a, b)
+}
+fn(12, 2)