/usr/share/php/Prophecy/Doubler/Doubler.php is in php-phpspec-prophecy 1.6.2-1.
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/*
* This file is part of the Prophecy.
* (c) Konstantin Kudryashov <ever.zet@gmail.com>
* Marcello Duarte <marcello.duarte@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Prophecy\Doubler;
use Doctrine\Instantiator\Instantiator;
use Prophecy\Doubler\ClassPatch\ClassPatchInterface;
use Prophecy\Doubler\Generator\ClassMirror;
use Prophecy\Doubler\Generator\ClassCreator;
use Prophecy\Exception\InvalidArgumentException;
use ReflectionClass;
/**
* Cached class doubler.
* Prevents mirroring/creation of the same structure twice.
*
* @author Konstantin Kudryashov <ever.zet@gmail.com>
*/
class Doubler
{
private $mirror;
private $creator;
private $namer;
/**
* @var ClassPatchInterface[]
*/
private $patches = array();
/**
* @var \Doctrine\Instantiator\Instantiator
*/
private $instantiator;
/**
* Initializes doubler.
*
* @param ClassMirror $mirror
* @param ClassCreator $creator
* @param NameGenerator $namer
*/
public function __construct(ClassMirror $mirror = null, ClassCreator $creator = null,
NameGenerator $namer = null)
{
$this->mirror = $mirror ?: new ClassMirror;
$this->creator = $creator ?: new ClassCreator;
$this->namer = $namer ?: new NameGenerator;
}
/**
* Returns list of registered class patches.
*
* @return ClassPatchInterface[]
*/
public function getClassPatches()
{
return $this->patches;
}
/**
* Registers new class patch.
*
* @param ClassPatchInterface $patch
*/
public function registerClassPatch(ClassPatchInterface $patch)
{
$this->patches[] = $patch;
@usort($this->patches, function (ClassPatchInterface $patch1, ClassPatchInterface $patch2) {
return $patch2->getPriority() - $patch1->getPriority();
});
}
/**
* Creates double from specific class or/and list of interfaces.
*
* @param ReflectionClass $class
* @param ReflectionClass[] $interfaces Array of ReflectionClass instances
* @param array $args Constructor arguments
*
* @return DoubleInterface
*
* @throws \Prophecy\Exception\InvalidArgumentException
*/
public function double(ReflectionClass $class = null, array $interfaces, array $args = null)
{
foreach ($interfaces as $interface) {
if (!$interface instanceof ReflectionClass) {
throw new InvalidArgumentException(sprintf(
"[ReflectionClass \$interface1 [, ReflectionClass \$interface2]] array expected as\n".
"a second argument to `Doubler::double(...)`, but got %s.",
is_object($interface) ? get_class($interface).' class' : gettype($interface)
));
}
}
$classname = $this->createDoubleClass($class, $interfaces);
$reflection = new ReflectionClass($classname);
if (null !== $args) {
return $reflection->newInstanceArgs($args);
}
if ((null === $constructor = $reflection->getConstructor())
|| ($constructor->isPublic() && !$constructor->isFinal())) {
return $reflection->newInstance();
}
if (!$this->instantiator) {
$this->instantiator = new Instantiator();
}
return $this->instantiator->instantiate($classname);
}
/**
* Creates double class and returns its FQN.
*
* @param ReflectionClass $class
* @param ReflectionClass[] $interfaces
*
* @return string
*/
protected function createDoubleClass(ReflectionClass $class = null, array $interfaces)
{
$name = $this->namer->name($class, $interfaces);
$node = $this->mirror->reflect($class, $interfaces);
foreach ($this->patches as $patch) {
if ($patch->supports($node)) {
$patch->apply($node);
}
}
$this->creator->create($name, $node);
return $name;
}
}
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