---
source: crates/biome_formatter_test/src/snapshot_builder.rs
info: js/explicit-resource-management/valid-await-using-comments.js
---

# Input

```js
async function f() {
{
  /*0*/await/*1*/using/*2*/b/*3*/=/*4*/f()/*5*/;
}
{
  /*0*/for/*1*/(/*2*/await/*3*/using/*4*/b/*5*/=/*6*/x/*7*/;/*8*/;/*9*/)/*10*/;
}
{
  /*0*/for/*1*/(/*2*/await/*3*/using/*4*/b/*5*/of/*6*/x/*7*/)/*8*/;
}
{
  /*0*/for/*1*/await/*2*/(/*3*/await/*4*/using/*5*/b/*6*/of/*7*/x/*8*/)/*9*/;
}
}

```


# Prettier differences

```diff
--- Prettier
+++ Biome
@@ -1,13 +1,12 @@
 async function f() {
   {
-    /*0*/ await using /*1*/ /*2*/ b /*3*/ = /*4*/ f(); /*5*/
+    /*0*/ await using /*1*/ /*2*/ b /*3*/ = /*4*/ f() /*5*/;
   }
   {
     /*0*/ for (
       /*1*/ /*2*/ await using /*3*/ /*4*/ b /*5*/ =
           /*6*/ x /*7*/ /*8*/ /*9*/ /*10*/;
       ;
-
     );
   }
   {
```

# Output

```js
async function f() {
  {
    /*0*/ await using /*1*/ /*2*/ b /*3*/ = /*4*/ f() /*5*/;
  }
  {
    /*0*/ for (
      /*1*/ /*2*/ await using /*3*/ /*4*/ b /*5*/ =
          /*6*/ x /*7*/ /*8*/ /*9*/ /*10*/;
      ;
    );
  }
  {
    /*0*/ for (/*1*/ /*2*/ await using /*3*/ /*4*/ b /*5*/ of /*6*/ x /*7*/ /*8*/);
  }
  {
    /*0*/ for await (/*1*/ /*2*/ /*3*/ await using /*4*/ /*5*/ b /*6*/ of /*7*/ x /*8*/ /*9*/);
  }
}
```

# Lines exceeding max width of 80 characters
```
   13:     /*0*/ for (/*1*/ /*2*/ await using /*3*/ /*4*/ b /*5*/ of /*6*/ x /*7*/ /*8*/);
   16:     /*0*/ for await (/*1*/ /*2*/ /*3*/ await using /*4*/ /*5*/ b /*6*/ of /*7*/ x /*8*/ /*9*/);
```