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<?php
declare(strict_types=1);
namespace Laminas\Di\Definition;
use Laminas\Di\Definition\Reflection\ClassDefinition;
use Laminas\Di\Exception;
use function array_keys;
use function array_merge;
use function class_exists;
/**
* Class definitions based on runtime reflection
*/
class RuntimeDefinition implements DefinitionInterface
{
/** @var array<class-string, ClassDefinition> */
private array $definition = [];
/** @var array<class-string, bool> */
private array $explicitClasses;
/**
* @param null|class-string[] $explicitClasses
*/
public function __construct(?array $explicitClasses = null)
{
$this->explicitClasses = [];
$this->setExplicitClasses($explicitClasses ?? []);
}
/**
* Set explicit class names
*
* @see addExplicitClass()
*
* @param class-string[] $explicitClasses An array of class names
* @throws Exception\ClassNotFoundException
*/
public function setExplicitClasses(array $explicitClasses): self
{
$this->explicitClasses = [];
foreach ($explicitClasses as $class) {
$this->addExplicitClass($class);
}
return $this;
}
/**
* Add class name explicitly
*
* Adding classes this way will cause the defintion to report them when getClasses()
* is called, even when they're not yet loaded.
*
* @param class-string $class
* @throws Exception\ClassNotFoundException
*/
public function addExplicitClass(string $class): self
{
$this->ensureClassExists($class);
$this->explicitClasses[$class] = true;
return $this;
}
/**
* @psalm-assert class-string $class
* @throws Exception\ClassNotFoundException
*/
private function ensureClassExists(string $class): void
{
if (! $this->hasClass($class)) {
throw new Exception\ClassNotFoundException($class);
}
}
/**
* @param class-string $class The class name to load
* @throws Exception\ClassNotFoundException
*/
private function loadClass(string $class): void
{
$this->ensureClassExists($class);
$this->definition[$class] = new ClassDefinition($class);
}
/** @return list<class-string> */
public function getClasses(): array
{
return array_keys(array_merge($this->definition, $this->explicitClasses));
}
/**
* @psalm-assert-if-true class-string $class
*/
public function hasClass(string $class): bool
{
return class_exists($class);
}
/** @throws Exception\ClassNotFoundException */
public function getClassDefinition(string $class): ClassDefinitionInterface
{
if (! isset($this->definition[$class])) {
$this->loadClass($class);
}
return $this->definition[$class];
}
}