<?php

namespace Composer\Package\Archiver;

use Composer\Pcre\Preg;

/**
 * An exclude filter that processes gitattributes
 *
 * It respects export-ignore git attributes
 *
 * @author Nils Adermann <naderman@naderman.de>
 */
class GitExcludeFilter extends BaseExcludeFilter
{
    /**
     * Parses .gitattributes if it exists
     */
    public function __construct(string $sourcePath)
    {
        parent::__construct($sourcePath);

        if (file_exists($sourcePath.'/.gitattributes')) {
            $this->excludePatterns = array_merge(
                $this->excludePatterns,
                $this->parseLines(
                    file($sourcePath.'/.gitattributes'),
                    [$this, 'parseGitAttributesLine']
                )
            );
        }
    }

    /**
     * Callback parser which finds export-ignore rules in git attribute lines
     *
     * @param string $line A line from .gitattributes
     *
     * @return array{0: string, 1: bool, 2: bool}|null An exclude pattern for filter()
     */
    public function parseGitAttributesLine(string $line): ?array
    {
        $parts = Preg::split('#\s+#', $line);

        if (count($parts) === 2 && $parts[1] === 'export-ignore') {
            return $this->generatePattern($parts[0]);
        }

        if (count($parts) === 2 && $parts[1] === '-export-ignore') {
            return $this->generatePattern('!'.$parts[0]);
        }

        return null;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDMwNjMwNjgyOTU2NzA5NiA1MjgxOTc4MDQ2MTcyMDAyIDQ3Nzk0MzIzMDA5MjM0Nzg=