Nullable.php
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Nullable.php
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	<?php

	declare(strict_types=1);

	/**
	* This file is part of phpDocumentor.
	*
	* For the full copyright and license information, please view the LICENSE
	* file that was distributed with this source code.
	*
	* @link http://phpdoc.org
	*/

	namespace phpDocumentor\Reflection\Types;

	use phpDocumentor\Reflection\Type;

	/**
	* Value Object representing a nullable type. The real type is wrapped.
	*
	* @psalm-immutable
	*/
	final class Nullable implements Type
	{
	/** @var Type The actual type that is wrapped */
	private $realType;

	/**
	* Initialises this nullable type using the real type embedded
	*/
	public function __construct(Type $realType)
	{
	$this->realType = $realType;
	}

	/**
	* Provide access to the actual type directly, if needed.
	*/
	public function getActualType(): Type
	{
	return $this->realType;
	}

	/**
	* Returns a rendered output of the Type as it would be used in a DocBlock.
	*/
	public function __toString(): string
	{
	return '?' . $this->realType->__toString();
	}
	}