1: <?php
 2: namespace Pharborist\Functions;
 3: 
 4: use Pharborist\ExpressionNode;
 5: use Pharborist\Node;
 6: 
 7: /**
 8:  * A call to a callback function, e.g. `$callback('baz')`
 9:  */
10: class CallbackCallNode extends CallNode implements ExpressionNode {
11:   /**
12:    * @var Node
13:    */
14:   protected $callback;
15: 
16:   /**
17:    * @return Node
18:    */
19:   public function getCallback() {
20:     return $this->callback;
21:   }
22: }
23: