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🏠 Root / home / genremedia08 / musicjukebox.overlookedtracks.com / vendor / roave / better-reflection / src / Util /

Editing: CalculateReflectionColumn.php

<?php

declare(strict_types=1);

namespace Roave\BetterReflection\Util;

use PhpParser\Node;
use Roave\BetterReflection\Util\Exception\InvalidNodePosition;
use Roave\BetterReflection\Util\Exception\NoNodePosition;

use function strlen;
use function strrpos;

/** @internal */
final class CalculateReflectionColumn
{
    /**
     * @throws InvalidNodePosition
     * @throws NoNodePosition
     */
    public static function getStartColumn(string $source, Node $node): int
    {
        if (! $node->hasAttribute('startFilePos')) {
            throw NoNodePosition::fromNode($node);
        }

return self::calculateColumn($source, $node->getStartFilePos());
    }

/**
     * @throws InvalidNodePosition
     * @throws NoNodePosition
     */
    public static function getEndColumn(string $source, Node $node): int
    {
        if (! $node->hasAttribute('endFilePos')) {
            throw NoNodePosition::fromNode($node);
        }

return self::calculateColumn($source, $node->getEndFilePos());
    }

/** @throws InvalidNodePosition */
    private static function calculateColumn(string $source, int $position): int
    {
        $sourceLength = strlen($source);

if ($position >= $sourceLength) {
            throw InvalidNodePosition::fromPosition($position);
        }

$lineStartPosition = strrpos($source, "\n", $position - $sourceLength);
        if ($lineStartPosition === false) {
            return $position + 1;
        }

return $position - $lineStartPosition;
    }
}