123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112 |
- <?php declare(strict_types=1);
- 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 MODIFIER_READONLY = 64;
- const VISIBILITY_MODIFIER_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;
- /**
- * Constructs a class node.
- *
- * @param string|Node\Identifier|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
- * 'attrGroups' => array(): PHP attribute groups
- * @param array $attributes Additional attributes
- */
- public function __construct($name, array $subNodes = [], array $attributes = []) {
- $this->attributes = $attributes;
- $this->flags = $subNodes['flags'] ?? $subNodes['type'] ?? 0;
- $this->name = \is_string($name) ? new Node\Identifier($name) : $name;
- $this->extends = $subNodes['extends'] ?? null;
- $this->implements = $subNodes['implements'] ?? [];
- $this->stmts = $subNodes['stmts'] ?? [];
- $this->attrGroups = $subNodes['attrGroups'] ?? [];
- }
- public function getSubNodeNames() : array {
- return ['attrGroups', 'flags', 'name', 'extends', 'implements', 'stmts'];
- }
- /**
- * Whether the class is explicitly abstract.
- *
- * @return bool
- */
- public function isAbstract() : bool {
- return (bool) ($this->flags & self::MODIFIER_ABSTRACT);
- }
- /**
- * Whether the class is final.
- *
- * @return bool
- */
- public function isFinal() : bool {
- return (bool) ($this->flags & self::MODIFIER_FINAL);
- }
- /**
- * Whether the class is anonymous.
- *
- * @return bool
- */
- public function isAnonymous() : bool {
- return null === $this->name;
- }
- /**
- * @internal
- */
- public static function verifyModifier($a, $b) {
- if ($a & self::VISIBILITY_MODIFIER_MASK && $b & self::VISIBILITY_MODIFIER_MASK) {
- throw new Error('Multiple access type modifiers are not allowed');
- }
- if ($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 & self::MODIFIER_READONLY && $b & self::MODIFIER_READONLY) {
- throw new Error('Multiple readonly modifiers are not allowed');
- }
- if ($a & 48 && $b & 48) {
- throw new Error('Cannot use the final modifier on an abstract class member');
- }
- }
- public function getType() : string {
- return 'Stmt_Class';
- }
- }
|