---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: invalid.jsonc
---
# Input
```cjs
new Promise(async function foo(resolve, reject) {})
```

# Diagnostics
```
invalid.jsonc:1:13 lint/suspicious/noAsyncPromiseExecutor ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! Promise executor functions should not be `async`.
  
  > 1 │ new Promise(async function foo(resolve, reject) {})
      │             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  

```

# Input
```cjs
new Promise(async (resolve, reject) => {})
```

# Diagnostics
```
invalid.jsonc:1:13 lint/suspicious/noAsyncPromiseExecutor ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! Promise executor functions should not be `async`.
  
  > 1 │ new Promise(async (resolve, reject) => {})
      │             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  

```

# Input
```cjs
new Promise(((((async () => {})))))
```

# Diagnostics
```
invalid.jsonc:1:17 lint/suspicious/noAsyncPromiseExecutor ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! Promise executor functions should not be `async`.
  
  > 1 │ new Promise(((((async () => {})))))
      │                 ^^^^^^^^^^^^^^
  

```