From 61ab302ea80f7c1d40eb219c1da251d8ce50f67e Mon Sep 17 00:00:00 2001
From: Richard van Baarsen <baarsen@pm.me>
Date: Fri, 29 Mar 2024 00:08:34 +0100
Subject: [PATCH] Add attribute for Laravel's list validation rule

---
 src/Attributes/Validation/ListType.php        | 19 +++++++++++++++++++
 .../Validation/ValidationRuleFactory.php      |  2 ++
 tests/Datasets/RulesDataset.php               |  6 ++++++
 3 files changed, 27 insertions(+)
 create mode 100644 src/Attributes/Validation/ListType.php

diff --git a/src/Attributes/Validation/ListType.php b/src/Attributes/Validation/ListType.php
new file mode 100644
index 000000000..f151701a8
--- /dev/null
+++ b/src/Attributes/Validation/ListType.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Spatie\LaravelData\Attributes\Validation;
+
+use Attribute;
+
+#[Attribute(Attribute::TARGET_PROPERTY | Attribute::TARGET_PARAMETER)]
+class ListType extends StringValidationAttribute
+{
+    public static function keyword(): string
+    {
+        return 'list';
+    }
+
+    public function parameters(): array
+    {
+        return [];
+    }
+}
diff --git a/src/Support/Validation/ValidationRuleFactory.php b/src/Support/Validation/ValidationRuleFactory.php
index 6e52c93c6..afcffdc1a 100644
--- a/src/Support/Validation/ValidationRuleFactory.php
+++ b/src/Support/Validation/ValidationRuleFactory.php
@@ -54,6 +54,7 @@
 use Spatie\LaravelData\Attributes\Validation\Json;
 use Spatie\LaravelData\Attributes\Validation\LessThan;
 use Spatie\LaravelData\Attributes\Validation\LessThanOrEqualTo;
+use Spatie\LaravelData\Attributes\Validation\ListType;
 use Spatie\LaravelData\Attributes\Validation\Lowercase;
 use Spatie\LaravelData\Attributes\Validation\MacAddress;
 use Spatie\LaravelData\Attributes\Validation\Max;
@@ -164,6 +165,7 @@ protected function mapping(): array
             Json::keyword() => Json::class,
             LessThan::keyword() => LessThan::class,
             LessThanOrEqualTo::keyword() => LessThanOrEqualTo::class,
+            ListType::keyword() => ListType::class,
             Lowercase::keyword() => Lowercase::class,
             MacAddress::keyword() => MacAddress::class,
             Max::keyword() => Max::class,
diff --git a/tests/Datasets/RulesDataset.php b/tests/Datasets/RulesDataset.php
index fdc878dd7..a211ad981 100644
--- a/tests/Datasets/RulesDataset.php
+++ b/tests/Datasets/RulesDataset.php
@@ -57,6 +57,7 @@
 use Spatie\LaravelData\Attributes\Validation\Json;
 use Spatie\LaravelData\Attributes\Validation\LessThan;
 use Spatie\LaravelData\Attributes\Validation\LessThanOrEqualTo;
+use Spatie\LaravelData\Attributes\Validation\ListType;
 use Spatie\LaravelData\Attributes\Validation\Lowercase;
 use Spatie\LaravelData\Attributes\Validation\MacAddress;
 use Spatie\LaravelData\Attributes\Validation\Max;
@@ -314,6 +315,11 @@ function fixature(
         expected: 'lte:field',
     );
 
+    yield fixature(
+        attribute: new ListType(),
+        expected: 'list',
+    );
+
     yield fixature(
         attribute: new Lowercase(),
         expected: 'lowercase',