From 1a5d40eff2b62f2862b793fa4fd6b2e28133bb10 Mon Sep 17 00:00:00 2001
From: Daniel Haven <d-haven@outlook.com>
Date: Sun, 15 Sep 2024 22:19:46 -0400
Subject: [PATCH] Update mutation-testing.md

This adds a note to use `pest-mutate-ignore` on non-executable code.

**Important**: Please verify if GitHub Markdown Alerts get parsed properly in the docs site before merging this in.

Related Issue: https://github.com/pestphp/pest/issues/1231
---
 mutation-testing.md | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/mutation-testing.md b/mutation-testing.md
index edc420e..bf012f9 100644
--- a/mutation-testing.md
+++ b/mutation-testing.md
@@ -187,6 +187,31 @@ public function rules(): array
 }
 ```
 
+> [!NOTE]
+> Lines that aren't considered executable will always be marked as UNCOVERED.
+
+For such cases, like with model properties, you may apply `@pest-mutate-ignore` in the following way. 
+
+```php
+/**
+ * @pest-mutate-ignore
+ */
+protected $guarded = [
+    'id',
+    'created_at',
+    'updated_at',
+];
+
+/**
+ * @pest-mutate-ignore
+ */
+protected $hidden = [
+    'id',
+    'created_at',
+    'updated_at',
+];
+```
+
 <a name="id"></a>
 ### `--id`