--- /dev/null
+<?php
+
+namespace PhpParser\Node\Stmt;
+
+use PhpParser\Error;
+use PhpParser\Node;
+
+class Class_ extends ClassLike
+{
+ const MODIFIER_PUBLIC = 1;
+ const MODIFIER_PROTECTED = 2;
+ const MODIFIER_PRIVATE = 4;
+ const MODIFIER_STATIC = 8;
+ const MODIFIER_ABSTRACT = 16;
+ const MODIFIER_FINAL = 32;
+
+ const VISIBILITY_MODIFER_MASK = 7; // 1 | 2 | 4
+
+ /** @var int Type */
+ public $flags;
+ /** @var null|Node\Name Name of extended class */
+ public $extends;
+ /** @var Node\Name[] Names of implemented interfaces */
+ public $implements;
+
+ /** @deprecated Use $flags instead */
+ public $type;
+
+ protected static $specialNames = array(
+ 'self' => true,
+ 'parent' => true,
+ 'static' => true,
+ );
+
+ /**
+ * Constructs a class node.
+ *
+ * @param string|null $name Name
+ * @param array $subNodes Array of the following optional subnodes:
+ * 'flags' => 0 : Flags
+ * 'extends' => null : Name of extended class
+ * 'implements' => array(): Names of implemented interfaces
+ * 'stmts' => array(): Statements
+ * @param array $attributes Additional attributes
+ */
+ public function __construct($name, array $subNodes = array(), array $attributes = array()) {
+ parent::__construct($attributes);
+ $this->flags = isset($subNodes['flags']) ? $subNodes['flags']
+ : (isset($subNodes['type']) ? $subNodes['type'] : 0);
+ $this->type = $this->flags;
+ $this->name = $name;
+ $this->extends = isset($subNodes['extends']) ? $subNodes['extends'] : null;
+ $this->implements = isset($subNodes['implements']) ? $subNodes['implements'] : array();
+ $this->stmts = isset($subNodes['stmts']) ? $subNodes['stmts'] : array();
+ }
+
+ public function getSubNodeNames() {
+ return array('flags', 'name', 'extends', 'implements', 'stmts');
+ }
+
+ public function isAbstract() {
+ return (bool) ($this->flags & self::MODIFIER_ABSTRACT);
+ }
+
+ public function isFinal() {
+ return (bool) ($this->flags & self::MODIFIER_FINAL);
+ }
+
+ public function isAnonymous() {
+ return null === $this->name;
+ }
+
+ /**
+ * @internal
+ */
+ public static function verifyModifier($a, $b) {
+ if ($a & self::VISIBILITY_MODIFER_MASK && $b & self::VISIBILITY_MODIFER_MASK) {
+ throw new Error('Multiple access type modifiers are not allowed');
+ }
+
+ if ($a & self::MODIFIER_ABSTRACT && $b & self::MODIFIER_ABSTRACT) {
+ throw new Error('Multiple abstract modifiers are not allowed');
+ }
+
+ if ($a & self::MODIFIER_STATIC && $b & self::MODIFIER_STATIC) {
+ throw new Error('Multiple static modifiers are not allowed');
+ }
+
+ if ($a & self::MODIFIER_FINAL && $b & self::MODIFIER_FINAL) {
+ throw new Error('Multiple final modifiers are not allowed');
+ }
+
+ if ($a & 48 && $b & 48) {
+ throw new Error('Cannot use the final modifier on an abstract class member');
+ }
+ }
+}