Add array condition support to discovery

Author: sagikazarmark

spec/ClassDiscoverySpec.php

@@ -56,6 +56,28 @@ function it_registers_a_class_with_a_boolean_condition()
         $this->find()->shouldHaveType('spec\Http\Discovery\AnotherClassToFind');
     }
 
+    function it_registers_a_class_with_an_array_condition()
+    {
+        $this->reset();
+
+        $this->register(
+            'spec\Http\Discovery\AnotherClassToFind',
+            [
+                true,
+                'spec\Http\Discovery\AnotherClassToFind',
+            ]
+        );
+        $this->register(
+            'spec\Http\Discovery\ClassToFind',
+            [
+                false,
+                'spec\Http\Discovery\ClassToFind',
+            ]
+        );
+
+        $this->find()->shouldHaveType('spec\Http\Discovery\AnotherClassToFind');
+    }
+
     function it_registers_a_class_with_an_invalid_condition()
     {
         $this->reset();

src/ClassDiscovery.php

@@ -68,6 +68,15 @@ protected static function evaluateCondition($condition)
             return $condition();
         } elseif (is_bool($condition)) {
             return $condition;
+        } elseif (is_array($condition)) {
+            $evaluatedCondition = true;
+
+            // Immediately stop execution if the condition is false
+            for ($i = 0; $i < count($condition) && false !== $evaluatedCondition; $i++) {
+                $evaluatedCondition &= static::evaluateCondition($condition[$i]);
+            }
+
+            return $evaluatedCondition;
         }
 
         return false;