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<?php |
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/** |
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* This file is part of Railt package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Railt\SDL; |
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use GraphQL\Contracts\TypeSystem\SchemaInterface; |
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use Phplrt\Contracts\Parser\ParserInterface; |
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use Phplrt\Source\Exception\NotFoundException; |
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use Phplrt\Source\Exception\NotReadableException; |
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use Psr\Log\LoggerAwareTrait; |
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use Psr\Log\LoggerInterface; |
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use Psr\SimpleCache\CacheInterface; |
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use Psr\SimpleCache\InvalidArgumentException; |
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use Railt\SDL\Backend\Context; |
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use Railt\SDL\Backend\Linker\LinkerFacadeTrait; |
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use Railt\SDL\Backend\Linker\LinkerInterface; |
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use Railt\SDL\Backend\Linker\Registry; |
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use Railt\SDL\Frontend\Generator; |
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use Railt\SDL\Spec\Railt; |
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use Railt\SDL\Spec\SpecificationInterface; |
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use Railt\TypeSystem\Schema; |
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/** |
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* Class Compiler |
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*/ |
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final class Compiler implements CompilerInterface |
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{ |
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use LinkerFacadeTrait; |
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use LoggerAwareTrait; |
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/** |
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* @var bool |
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*/ |
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private bool $booted = false; |
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/** |
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* @var ParserInterface |
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*/ |
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private ParserInterface $frontend; |
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/** |
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* @var Context |
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*/ |
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private Context $context; |
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/** |
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* @var SpecificationInterface |
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*/ |
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private SpecificationInterface $spec; |
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/** |
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* @var LinkerInterface |
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*/ |
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private LinkerInterface $linker; |
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/** |
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* Compiler constructor. |
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* |
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* @param SpecificationInterface $spec |
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* @param CacheInterface|null $cache |
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* @param LoggerInterface|null $logger |
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* @throws \Throwable |
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*/ |
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public function __construct( |
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SpecificationInterface $spec = null, |
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CacheInterface $cache = null, |
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LoggerInterface $logger = null |
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) { |
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$this->context = new Context(); |
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$this->spec = $spec ?? new Railt(); |
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$this->logger = $logger; |
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$this->frontend = new Frontend($cache); |
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$this->linker = new Registry(); |
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} |
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/** |
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* @return LinkerInterface |
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*/ |
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public function getLinker(): LinkerInterface |
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{ |
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return $this->linker; |
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} |
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/** |
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* @return Context |
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*/ |
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public function getContext(): Context |
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{ |
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return $this->context; |
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} |
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/** |
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* {@inheritDoc} |
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* @throws \Throwable |
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* @throws InvalidArgumentException |
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*/ |
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public function preload($source, array $variables = []): self |
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{ |
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$this->bootIfNotBooted(); |
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$this->backend($this->frontend($source), $this->context, $variables); |
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return $this; |
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} |
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/** |
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* @return void |
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* @throws NotFoundException |
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* @throws NotReadableException |
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*/ |
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private function bootIfNotBooted(): void |
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{ |
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if ($this->booted === false) { |
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$this->booted = true; |
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$this->spec->load($this); |
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} |
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} |
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/** |
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* @param iterable $ast |
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* @param Context $ctx |
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* @param array $variables |
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* @return SchemaInterface |
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* @throws \Throwable |
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*/ |
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private function backend(iterable $ast, Context $ctx, array $variables = []): SchemaInterface |
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{ |
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$executor = new Backend($this->spec, $ctx, $this->linker); |
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return $executor->run($ast, $variables); |
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} |
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/** |
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* @param mixed $source |
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* @return iterable |
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* @throws InvalidArgumentException |
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* @throws \Throwable |
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*/ |
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private function frontend($source): iterable |
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{ |
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return $this->frontend->parse($source); |
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} |
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/** |
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* {@inheritDoc} |
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* @throws \Throwable |
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* @throws InvalidArgumentException |
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*/ |
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public function compile($source, array $variables = []): SchemaInterface |
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{ |
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$this->bootIfNotBooted(); |
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return $this->backend($this->frontend($source), clone $this->context, $variables); |
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} |
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/** |
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* @return void |
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* @throws NotFoundException |
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* @throws NotReadableException |
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* @throws \Throwable |
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*/ |
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public function rebuild(): void |
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{ |
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(new Generator())->generateAndSave(); |
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} |
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} |
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railt /
sdl
