From 16b507daababea99cbea4bf56380d86cf547f6b5 Mon Sep 17 00:00:00 2001
From: MK <kohenkatz@gmail.com>
Date: Mon, 2 Nov 2020 22:33:07 -0500
Subject: [PATCH 1/3] Add option to validate transparent color codes

---
 src/Hex.php | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/Hex.php b/src/Hex.php
index 16d356a..6f8eff5 100644
--- a/src/Hex.php
+++ b/src/Hex.php
@@ -11,9 +11,16 @@ class Hex implements Rule
      */
     protected $forceFull;
 
-    public function __construct($forceFull = false)
+    /**
+     * @var bool
+     */
+    protected $allowAlpha;
+
+    public function __construct($forceFull = false, $allowAlpha = false)
     {
         $this->forceFull = $forceFull;
+        
+        $this->allowAlpha = $allowAlpha;
     }
 
     /**
@@ -27,11 +34,20 @@ public function __construct($forceFull = false)
     public function passes($attribute, $value)
     {
         $pattern = '/^#([a-fA-F0-9]{6}';
-
+    
         if (!$this->forceFull) {
             $pattern .= '|[a-fA-F0-9]{3}';
         }
 
+        if ($this->allowAlpha) {
+            $pattern .= '|[a-fA-F0-9]{8}';
+    
+            if (!$this->forceFull) {
+                $pattern .= '|[a-fA-F0-9]{4}';
+            }
+        }
+
+        
         $pattern .= ')$/';
 
         return (bool) preg_match($pattern, $value);

From 42dd9450dbbaba96e243c67cd247f22c7d845060 Mon Sep 17 00:00:00 2001
From: MK <kohenkatz@gmail.com>
Date: Mon, 2 Nov 2020 22:38:12 -0500
Subject: [PATCH 2/3] add tests for alpha check

---
 tests/Feature/HexTest.php | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tests/Feature/HexTest.php b/tests/Feature/HexTest.php
index 2f0ac1c..dc2fbfc 100644
--- a/tests/Feature/HexTest.php
+++ b/tests/Feature/HexTest.php
@@ -37,4 +37,20 @@ public function three_characters_with_hash()
 
         $this->assertTrue($this->validator('#fff', false)->passes()); // full
     }
+    
+    public function eight_characters_with_hash()
+    {
+        $this->assertTrue($this->validator('#ff008000')->fails());
+        $this->assertTrue($this->validator('#fg00800g', true, true)->fails());
+        $this->assertTrue($this->validator('#ff008000', true, true)->passes());
+    }
+
+    /** @test */
+    public function four_characters_with_hash()
+    {
+        $this->assertTrue($this->validator('#ffff', true, true)->passes());
+        $this->assertTrue($this->validator('#ffff', true, false)->fails());
+        $this->assertTrue($this->validator('#gggg', true, true)->fails());
+        $this->assertTrue($this->validator('#ffff', false, true)->passes());
+    }
 }

From d48af17f4e91aaea14dd04bc6f65ab488ffb84c8 Mon Sep 17 00:00:00 2001
From: MK <kohenkatz@gmail.com>
Date: Mon, 2 Nov 2020 22:39:57 -0500
Subject: [PATCH 3/3] fix whitespace

---
 src/Hex.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Hex.php b/src/Hex.php
index 6f8eff5..3ab9b20 100644
--- a/src/Hex.php
+++ b/src/Hex.php
@@ -34,7 +34,7 @@ public function __construct($forceFull = false, $allowAlpha = false)
     public function passes($attribute, $value)
     {
         $pattern = '/^#([a-fA-F0-9]{6}';
-    
+
         if (!$this->forceFull) {
             $pattern .= '|[a-fA-F0-9]{3}';
         }
@@ -47,7 +47,6 @@ public function passes($attribute, $value)
             }
         }
 
-        
         $pattern .= ')$/';
 
         return (bool) preg_match($pattern, $value);