<?php

namespace PhpParser\Node\Expr;

use PhpParser\Node\Expr;

class Include_ extends Expr
{
    const TYPE_INCLUDE      = 1;
    const TYPE_INCLUDE_ONCE = 2;
    const TYPE_REQUIRE      = 3;
    const TYPE_REQUIRE_ONCE = 4;

    /** @var Expr Expression */
    public $expr;
    /** @var int Type of include */
    public $type;

    /**
     * Constructs an include node.
     *
     * @param Expr  $expr       Expression
     * @param int   $type       Type of include
     * @param array $attributes Additional attributes
     */
    public function __construct(Expr $expr, int $type, array $attributes = array()) {
        parent::__construct($attributes);
        $this->expr = $expr;
        $this->type = $type;
    }

    public function getSubNodeNames() : array {
        return array('expr', 'type');
    }
}