108 lines
2.5 KiB
PHP
108 lines
2.5 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\HttpKernel\ControllerMetadata;
|
|
|
|
/**
|
|
* Responsible for storing metadata of an argument.
|
|
*
|
|
* @author Iltar van der Berg <kjarli@gmail.com>
|
|
*/
|
|
class ArgumentMetadata
|
|
{
|
|
private $name;
|
|
private $type;
|
|
private $isVariadic;
|
|
private $hasDefaultValue;
|
|
private $defaultValue;
|
|
private $isNullable;
|
|
|
|
public function __construct(string $name, ?string $type, bool $isVariadic, bool $hasDefaultValue, $defaultValue, bool $isNullable = false)
|
|
{
|
|
$this->name = $name;
|
|
$this->type = $type;
|
|
$this->isVariadic = $isVariadic;
|
|
$this->hasDefaultValue = $hasDefaultValue;
|
|
$this->defaultValue = $defaultValue;
|
|
$this->isNullable = $isNullable || null === $type || ($hasDefaultValue && null === $defaultValue);
|
|
}
|
|
|
|
/**
|
|
* Returns the name as given in PHP, $foo would yield "foo".
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getName()
|
|
{
|
|
return $this->name;
|
|
}
|
|
|
|
/**
|
|
* Returns the type of the argument.
|
|
*
|
|
* The type is the PHP class in 5.5+ and additionally the basic type in PHP 7.0+.
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public function getType()
|
|
{
|
|
return $this->type;
|
|
}
|
|
|
|
/**
|
|
* Returns whether the argument is defined as "...$variadic".
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function isVariadic()
|
|
{
|
|
return $this->isVariadic;
|
|
}
|
|
|
|
/**
|
|
* Returns whether the argument has a default value.
|
|
*
|
|
* Implies whether an argument is optional.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasDefaultValue()
|
|
{
|
|
return $this->hasDefaultValue;
|
|
}
|
|
|
|
/**
|
|
* Returns whether the argument accepts null values.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function isNullable()
|
|
{
|
|
return $this->isNullable;
|
|
}
|
|
|
|
/**
|
|
* Returns the default value of the argument.
|
|
*
|
|
* @throws \LogicException if no default value is present; {@see self::hasDefaultValue()}
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getDefaultValue()
|
|
{
|
|
if (!$this->hasDefaultValue) {
|
|
throw new \LogicException(sprintf('Argument $%s does not have a default value. Use %s::hasDefaultValue() to avoid this exception.', $this->name, __CLASS__));
|
|
}
|
|
|
|
return $this->defaultValue;
|
|
}
|
|
}
|