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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\Reflection; |
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use Railt\Io\Exception\ExternalFileException; |
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use Railt\Io\Readable; |
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use Railt\Reflection\Common\Serializable; |
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use Railt\Reflection\Contracts\Definition; |
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use Railt\Reflection\Contracts\Definition\TypeDefinition; |
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use Railt\Reflection\Contracts\Document as DocumentInterface; |
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use Railt\Reflection\Contracts\Invocation\TypeInvocation; |
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use Railt\Reflection\Contracts\Type as TypeInterface; |
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use Railt\Reflection\Exception\ReflectionException; |
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/** |
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* Class AbstractDefinition |
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*/ |
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abstract class AbstractDefinition implements Definition |
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{ |
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use Serializable; |
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/** |
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* @var Document |
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*/ |
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protected $document; |
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/** |
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* @var int |
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*/ |
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protected $offset = 0; |
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/** |
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* @var int|null |
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*/ |
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protected $line; |
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/** |
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* @var int|null |
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*/ |
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protected $column; |
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/** |
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* AbstractDefinition constructor. |
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* @param Document $document |
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*/ |
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public function __construct(Document $document) |
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{ |
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$this->document = $document; |
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} |
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/** |
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* @param TypeInterface $type |
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* @return bool |
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*/ |
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public static function typeOf(TypeInterface $type): bool |
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{ |
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return static::getType()->instanceOf($type); |
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} |
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/** |
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* @param int $offset |
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* @return Definition|TypeDefinition|TypeInvocation|$this |
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*/ |
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public function withOffset(int $offset): Definition |
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{ |
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$this->offset = $offset; |
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return $this; |
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} |
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/** |
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* @param int $line |
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* @return Definition|TypeDefinition|TypeInvocation|$this |
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*/ |
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public function withLine(?int $line): Definition |
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{ |
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$this->line = \is_int($line) ? \max(1, $line) : $line; |
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return $this; |
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} |
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/** |
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* @param int $column |
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* @return Definition|TypeDefinition|TypeInvocation|$this |
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*/ |
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public function withColumn(?int $column): Definition |
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{ |
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$this->column = \is_int($column) ? \max(1, $column) : $column; |
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return $this; |
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} |
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/** |
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* @return DocumentInterface |
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*/ |
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public function getDocument(): DocumentInterface |
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{ |
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return $this->document; |
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} |
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/** |
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* @return int |
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*/ |
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public function getLine(): int |
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{ |
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if ($this->line === null) { |
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$this->line = $this->getFile()->getPosition($this->offset)->getLine(); |
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} |
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return $this->line; |
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} |
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/** |
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* @return Readable |
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*/ |
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public function getFile(): Readable |
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{ |
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return $this->document->getFile(); |
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} |
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/** |
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* @return int |
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*/ |
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public function getColumn(): int |
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{ |
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if ($this->column === null) { |
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$this->column = $this->getFile()->getPosition($this->offset)->getColumn(); |
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} |
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return $this->column; |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return \sprintf('?<%s>', static::getType()); |
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} |
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/** |
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* @param string|TypeDefinition $type |
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* @return TypeDefinition |
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* @throws ExternalFileException |
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*/ |
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protected function fetch($type): TypeDefinition |
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{ |
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switch (true) { |
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case \is_string($type): |
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return $this->document->getDictionary()->get($type, $this); |
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case $type instanceof TypeDefinition: |
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return $type; |
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} |
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throw (new ReflectionException('Unsupported argument')) |
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->throwsIn($this->getFile(), $this->getLine(), $this->getColumn()); |
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} |
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/** |
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* @param string|TypeDefinition|null $type |
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* @return null|TypeDefinition |
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* @throws ExternalFileException |
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*/ |
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protected function fetchOrNull($type): ?TypeDefinition |
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{ |
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return $type === null ? $this->fetch($type) : null; |
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} |
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/** |
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* @param \Throwable $error |
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* @return ExternalFileException |
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*/ |
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protected function error(\Throwable $error): ExternalFileException |
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{ |
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if (! $error instanceof ExternalFileException) { |
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$error = new ReflectionException($error->getMessage(), $error->getCode(), $error); |
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} |
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return $error->throwsIn($this->getFile(), $this->getLine(), $this->getColumn()); |
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} |
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} |
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railt /
reflection
