1: <?php
 2: namespace Pharborist\ControlStructures;
 3: 
 4: use Pharborist\Node;
 5: use Pharborist\NodeCollection;
 6: use Pharborist\ParenTrait;
 7: use Pharborist\StatementNode;
 8: use Pharborist\ExpressionNode;
 9: use Pharborist\TokenNode;
10: 
11: /**
12:  * An if control structure.
13:  */
14: class IfNode extends StatementNode {
15:   use ParenTrait;
16:   use AltSyntaxTrait;
17: 
18:   /**
19:    * @var ExpressionNode
20:    */
21:   protected $condition;
22: 
23:   /**
24:    * @var Node
25:    */
26:   protected $then;
27: 
28:   /**
29:    * @var TokenNode
30:    */
31:   protected $elseKeyword;
32: 
33:   /**
34:    * @var TokenNode
35:    */
36:   protected $elseColon;
37: 
38:   /**
39:    * @var Node
40:    */
41:   protected $else;
42: 
43:   /**
44:    * @return ExpressionNode
45:    */
46:   public function getCondition() {
47:     return $this->condition;
48:   }
49: 
50:   /**
51:    * @return Node
52:    */
53:   public function getThen() {
54:     return $this->then;
55:   }
56: 
57:   /**
58:    * @return NodeCollection|ElseIfNode[]
59:    */
60:   public function getElseIfs() {
61:     return new NodeCollection($this->childrenByInstance('\Pharborist\ControlStructures\ElseIfNode'), FALSE);
62:   }
63: 
64:   /**
65:    * The T_ELSE keyword token.
66:    *
67:    * @return TokenNode
68:    */
69:   public function getElseKeyword() {
70:     return $this->elseKeyword;
71:   }
72: 
73:   /**
74:    * The colon ':' token when using alternative syntax.
75:    *
76:    * @return TokenNode
77:    */
78:   public function getElseColon() {
79:     return $this->elseColon;
80:   }
81: 
82:   /**
83:    * @return Node
84:    */
85:   public function getElse() {
86:     return $this->else;
87:   }
88: }
89: