How does Magento\Setup\Module\Di\Code\Reader\ClassReaderDecorator::getConstructor() work?

dmitry_fedyuk · October 14, 2017, 10:28am

Context: How does Magento\Setup\Module\Di\Code\Reader\Decorator\Area::getList() work?

magento/magento2/blob/2.2.0/setup/src/Magento/Setup/Module/Di/Code/Reader/ClassReaderDecorator.php#L26-L46


/**
 * Read class constructor signature
 *
 * @param string $className
 * @return ConstructorArgument[]|null
 * @throws \ReflectionException
 */
public function getConstructor($className)
{
    $unmappedArguments = $this->classReader->getConstructor($className);
    if ($unmappedArguments === null) {
        return $unmappedArguments;
    }


    $arguments = [];
    foreach ($unmappedArguments as $argument) {
        $arguments[] = new ConstructorArgument($argument);
    }


    return $arguments;
}