---
title: Enforce comment placement in type argument
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: >-
  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > Enforce comment placement in type argument
---

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# Enforce comment placement in type argument

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## Metadata{% #metadata %}

**ID:** `kotlin-code-style/type-argument-comment`

**Language:** Kotlin

**Severity:** Notice

**Category:** Code Style

## Description{% #description %}

In type arguments, comments should be placed on a separate line, before the type argument they document.

## Non-Compliant Code Examples{% #non-compliant-code-examples %}

```kotlin
fun Foo<out /* some comment */ Any>.foo() {}
fun Foo<
    Any, // some comment
    Other
    >.foo() {}
```

## Compliant Code Examples{% #compliant-code-examples %}

```kotlin
fun Foo<
    /* some comment */ 
    out Any
    >.foo() {}
fun Foo<
    // some comment 
    out Any
    >.foo() {}
```
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