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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\Frontend\IR; |
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use Railt\Io\PositionInterface; |
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use Railt\Io\Readable; |
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/** |
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* Class JoinableOpcode |
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*/ |
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class JoinedOpcode extends Opcode implements PositionInterface |
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{ |
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/** |
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* @var int |
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*/ |
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private $id; |
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/** |
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* @var Readable |
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*/ |
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private $file; |
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/** |
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* @var int |
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*/ |
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private $offset; |
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/** |
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* @var \Closure |
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*/ |
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private $description; |
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/** |
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* JoinableOpcode constructor. |
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* @param OpcodeInterface|self $opcode |
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* @param int $id |
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* @param Readable $file |
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* @param int $offset |
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*/ |
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public function __construct(OpcodeInterface $opcode, int $id, Readable $file, int $offset = 0) |
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{ |
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parent::__construct($opcode->getOperation(), ...$opcode->operands); |
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$this->id = $id; |
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$this->file = $file; |
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$this->offset = $offset; |
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$this->description = function () use ($opcode): string { |
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return \trim((string)(new \ReflectionObject($opcode))->getDocComment(), " \t\n\r\0\x0B/*"); |
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}; |
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} |
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/** |
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* @return int |
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*/ |
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public function getOffset(): int |
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{ |
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return $this->offset; |
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} |
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/** |
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* @return string |
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*/ |
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public function getDescription(): string |
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{ |
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return \preg_replace_callback('/\$(\d+)/iu', function (array $m): string { |
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return $this->operandToString($this->operands[(int)$m[1]] ?? null); |
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}, ($this->description)()); |
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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->file; |
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} |
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/** |
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* @return PositionInterface |
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*/ |
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private function getPosition(): PositionInterface |
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{ |
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return $this->file->getPosition($this->offset); |
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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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return $this->getPosition()->getLine(); |
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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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return $this->getPosition()->getColumn(); |
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} |
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/** |
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* @return int |
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*/ |
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public function getId(): int |
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{ |
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return $this->id; |
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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 \vsprintf('%4s | %-80s %s:%d', [ |
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'#' . $this->getId(), |
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parent::__toString(), |
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$this->getFile()->getPathname(), |
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$this->getLine(), |
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]); |
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} |
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} |
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railt /
sdl
If you access a property on an interface, you most likely code against a concrete implementation of the interface.
Available Fixes
Adding an additional type check:
Changing the type hint: