class Param

class Param extends NodeAbstract {
    
    /** @var null|Identifier|Name|ComplexType Type declaration */
    public ?Node $type;
    
    /** @var bool Whether parameter is passed by reference */
    public bool $byRef;
    
    /** @var bool Whether this is a variadic argument */
    public bool $variadic;
    
    /** @var Expr\Variable|Expr\Error Parameter variable */
    public Expr $var;
    
    /** @var null|Expr Default value */
    public ?Expr $default;
    
    /** @var int Optional visibility flags */
    public int $flags;
    
    /** @var AttributeGroup[] PHP attribute groups */
    public array $attrGroups;
    
    /** @var PropertyHook[] Property hooks for promoted properties */
    public array $hooks;
    
    /**
     * Constructs a parameter node.
     *
     * @param Expr\Variable|Expr\Error $var Parameter variable
     * @param null|Expr $default Default value
     * @param null|Identifier|Name|ComplexType $type Type declaration
     * @param bool $byRef Whether is passed by reference
     * @param bool $variadic Whether this is a variadic argument
     * @param array<string, mixed> $attributes Additional attributes
     * @param int $flags Optional visibility flags
     * @param list<AttributeGroup> $attrGroups PHP attribute groups
     * @param PropertyHook[] $hooks Property hooks for promoted properties
     */
    public function __construct(Expr $var, ?Expr $default = null, ?Node $type = null, bool $byRef = false, bool $variadic = false, array $attributes = [], int $flags = 0, array $attrGroups = [], array $hooks = []) {
        $this->attributes = $attributes;
        $this->type = $type;
        $this->byRef = $byRef;
        $this->variadic = $variadic;
        $this->var = $var;
        $this->default = $default;
        $this->flags = $flags;
        $this->attrGroups = $attrGroups;
        $this->hooks = $hooks;
    }
    public function getSubNodeNames() : array {
        return [
            'attrGroups',
            'flags',
            'type',
            'byRef',
            'variadic',
            'var',
            'default',
            'hooks',
        ];
    }
    public function getType() : string {
        return 'Param';
    }
    
    /**
     * Whether this parameter uses constructor property promotion.
     */
    public function isPromoted() : bool {
        return $this->flags !== 0;
    }
    public function isPublic() : bool {
        return (bool) ($this->flags & Modifiers::PUBLIC);
    }
    public function isProtected() : bool {
        return (bool) ($this->flags & Modifiers::PROTECTED);
    }
    public function isPrivate() : bool {
        return (bool) ($this->flags & Modifiers::PRIVATE);
    }
    public function isReadonly() : bool {
        return (bool) ($this->flags & Modifiers::READONLY);
    }
    
    /**
     * Whether the promoted property has explicit public(set) visibility.
     */
    public function isPublicSet() : bool {
        return (bool) ($this->flags & Modifiers::PUBLIC_SET);
    }
    
    /**
     * Whether the promoted property has explicit protected(set) visibility.
     */
    public function isProtectedSet() : bool {
        return (bool) ($this->flags & Modifiers::PROTECTED_SET);
    }
    
    /**
     * Whether the promoted property has explicit private(set) visibility.
     */
    public function isPrivateSet() : bool {
        return (bool) ($this->flags & Modifiers::PRIVATE_SET);
    }

}