1: <?php declare(strict_types=1);
2:
3: namespace PhpParser\Node\Expr;
4:
5: use PhpParser\Node\Expr;
6:
7: class Yield_ extends Expr
8: {
9: /** @var null|Expr Key expression */
10: public $key;
11: /** @var null|Expr Value expression */
12: public $value;
13:
14: /**
15: * Constructs a yield expression node.
16: *
17: * @param null|Expr $value Value expression
18: * @param null|Expr $key Key expression
19: * @param array $attributes Additional attributes
20: */
21: public function __construct(Expr $value = null, Expr $key = null, array $attributes = []) {
22: $this->attributes = $attributes;
23: $this->key = $key;
24: $this->value = $value;
25: }
26:
27: public function getSubNodeNames() : array {
28: return ['key', 'value'];
29: }
30:
31: public function getType() : string {
32: return 'Expr_Yield';
33: }
34: }
35: