---
source: crates/biome_formatter_test/src/snapshot_builder.rs
info: js/last-argument-expansion/dangling-comment-in-arrow-function.js
---

# Input

```js
foo(
  (
    // foo
  ) => {}
);

```


# Prettier differences

```diff
--- Prettier
+++ Biome
@@ -1,4 +1,5 @@
-foo(() =>
-  // foo
-  {},
+foo(
+  (
+    // foo
+  ) => {},
 );
```

# Output

```js
foo(
  (
    // foo
  ) => {},
);
```