Add Hook dependency getter

src/Servers/Hook.php

@@ -167,6 +167,26 @@ public function getInjections(): array
         return $this->injections;
     }
 
+    /**
+     * Get Dependencies
+     *
+     * @return array
+     */
+    public function getDependencies(): array
+    {
+        if (empty($this->injections)) {
+            return [];
+        }
+
+        $injections = array_values($this->injections);
+
+        usort($injections, static function (array $left, array $right): int {
+            return $left['order'] <=> $right['order'];
+        });
+
+        return array_column($injections, 'name');
+    }
+
     /**
      * Inject
      *

tests/Servers/Unit/HookTest.php

@@ -73,6 +73,19 @@ public function testResourcesCanBeInjected()
         $this->assertEquals('time', $this->hook->getInjections()['time']['name']);
     }
 
+    public function testDependenciesAreReturnedInInjectionOrder()
+    {
+        $this->assertEquals([], $this->hook->getDependencies());
+
+        $this->hook
+            ->inject('user')
+            ->param('x', '', new Text(10))
+            ->inject('time')
+            ->inject('locale');
+
+        $this->assertEquals(['user', 'time', 'locale'], $this->hook->getDependencies());
+    }
+
     public function testParamValuesCanBeSet()
     {
         $this->assertEquals([], $this->hook->getParams());