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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\Exception; |
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use Phplrt\Contracts\Lexer\TokenInterface; |
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use Phplrt\Contracts\Source\FileInterface; |
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use Phplrt\Contracts\Source\ReadableInterface; |
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use Phplrt\Position\Position; |
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use Phplrt\Position\PositionInterface; |
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use Railt\SDL\Frontend\Ast\Node; |
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use Railt\SDL\Highlight\Highlight; |
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/** |
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* Class GraphQLException |
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*/ |
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class GraphQLException extends \LogicException |
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{ |
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/** |
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* @var string[] |
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*/ |
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private const INTERNAL_NAMESPACES = [ |
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'Railt', |
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'Phplrt', |
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]; |
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/** |
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* @var PositionInterface |
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*/ |
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private PositionInterface $position; |
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/** |
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* @param string $message |
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* @param Node $ast |
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* @param \Throwable|null $prev |
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* @return static |
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*/ |
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public static function fromAst(string $message, Node $ast = null, \Throwable $prev = null): self |
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{ |
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$instance = new static($message, $prev ? $prev->getCode() : 0, $prev); |
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$instance->position = new Position(0, $instance->getLine(), 0); |
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if ($ast && $ast->loc) { |
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$instance->position = $ast->loc->getStartPosition(); |
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self::patch($instance, $ast->loc->source, |
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fn(Highlight $hl): string => $hl->render($ast->loc->source, $ast->loc->getStartPosition(), |
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$ast->loc->getEndPosition()) |
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); |
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} |
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return $instance; |
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} |
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/** |
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* @param GraphQLException $instance |
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* @param ReadableInterface $source |
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* @param \Closure $message |
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* @return void |
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*/ |
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private static function patch(self $instance, ReadableInterface $source, \Closure $message): void |
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{ |
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if ($source instanceof FileInterface) { |
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$instance->file = $source->getPathname(); |
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$instance->line = $instance->position->getLine(); |
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} else { |
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[$instance->file, $instance->line] = self::extractFromTrace( |
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\debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS) |
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); |
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} |
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$instance->message .= \PHP_EOL . $message(Highlight::getInstance()); |
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} |
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/** |
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* @param array $trace |
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* @return array |
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*/ |
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private static function extractFromTrace(array $trace): array |
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{ |
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['file' => $file, 'line' => $line] = \reset($trace); |
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do { |
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$item = \array_shift($trace); |
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if (isset($item['file'], $item['line'])) { |
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['file' => $file, 'line' => $line] = $item; |
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} |
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foreach (self::INTERNAL_NAMESPACES as $namespace) { |
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if (\strpos($item['class'] ?? '', $namespace) === 0) { |
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continue 2; |
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} |
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} |
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break; |
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} while (\count($trace)); |
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return [$file, $line]; |
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} |
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/** |
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* @param string $message |
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* @param ReadableInterface $source |
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* @param TokenInterface $token |
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* @param \Throwable|null $prev |
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* @return static |
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*/ |
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public static function fromToken( |
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string $message, |
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ReadableInterface $source, |
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TokenInterface $token, |
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\Throwable $prev = null |
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): self { |
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[$offset, $length] = [$token->getOffset(), $token->getBytes()]; |
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return static::fromOffset($message, $source, $offset, $length, $prev); |
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} |
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/** |
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* @param string $message |
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* @param ReadableInterface $source |
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* @param int $offset |
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* @param int $length |
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* @param \Throwable|null $prev |
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* @return static |
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*/ |
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public static function fromOffset( |
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string $message, |
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ReadableInterface $source, |
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int $offset, |
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int $length = 1, |
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\Throwable $prev = null |
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): self { |
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$instance = new static($message, $prev ? $prev->getCode() : 0, $prev); |
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$instance->position = Position::fromOffset($source, $offset); |
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self::patch($instance, $source, |
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fn(Highlight $hl): string => $hl->renderByLength($source, $instance->position, $length + 1) |
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); |
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return $instance; |
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} |
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/** |
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* @return PositionInterface |
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*/ |
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public function getPosition(): PositionInterface |
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{ |
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return $this->position; |
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} |
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} |
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railt /
sdl
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