<?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:----Mzc3NjMwMzg3MTA3NjY3MyAzNDMwMTU1NjYyMDUyOTA0IDM5MDY2NTczODI2ODA3ODU=