[TwigComponent] attributes.has() method

Author: barbieswimcrew

src/TwigComponent/src/ComponentAttributes.php

@@ -193,6 +193,11 @@ public function getIterator(): \Traversable
         return new \ArrayIterator($this->attributes);
     }
 
+    public function has(string $attribute): bool
+    {
+        return array_key_exists($attribute, $this->attributes);
+    }
+
     public function count(): int
     {
         return \count($this->attributes);

src/TwigComponent/tests/Unit/ComponentAttributesTest.php

@@ -224,4 +224,11 @@ public function testCannotRenderNonStringAttribute(): void
 
         $attributes->render('attr1');
     }
+    
+    public function testCanCheckIfAttributeExists(): void
+    {
+        $attributes = new ComponentAttributes(['foo' => 'bar']);
+
+        $this->assertTrue($attributes->has('foo'));
+    }
 }