---
title: Enums should be a single line or one entry per line.
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: >-
  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > Enums should be a single line or one entry per line.
---

# Enums should be a single line or one entry per line.

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## Metadata{% #metadata %}

**ID:** `kotlin-code-style/enum-wrapping`

**Language:** Kotlin

**Severity:** Notice

**Category:** Code Style

## Description{% #description %}

An enum should be a single line, or each enum entry has to be placed on a separate line. In case the enumeration contains enum entries and declarations those are to be separated by a blank line.

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

```kotlin
enum class Foo {
    A,
    B, C, D,
    E,
    F, G
}

enum class Foo {
    A;
    fun foo() = "foo"
}

enum class Foo { A, B; fun foo() = "foo" }
```

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

```kotlin
enum class Foo { A, B, C, D }

enum class Foo { 
    A, 
    B,
    C, 
    D 
}

enum class Foo {
    A,
    B,
    C,
    D,
    ;

    fun foo() = "foo"
}
```
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