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<?php
/**
* This file is part of SebastianFeldmann\Cli.
*
* (c) Sebastian Feldmann <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianFeldmann\Cli\Output;
/**
* Class Util
*
* @package SebastianFeldmann\Cli
* @author Sebastian Feldmann <[email protected]>
* @link https://github.com/sebastianfeldmann/cli
* @since Class available since Release 2.1.0
*/
class Util
{
/**
* Remove empty entries at the end of an array.
*
* @param array $lines
* @return array
*/
public static function trimEmptyLines(array $lines): array
{
for ($last = count($lines) - 1; $last > -1; $last--) {
if (!empty($lines[$last])) {
return $lines;
}
unset($lines[$last]);
}
return $lines;
}
/**
* Replaces all 'known' line endings with unix \n line endings
*
* @param string $text
* @return string
*/
public static function normalizeLineEndings(string $text): string
{
$mod = preg_match('/[\p{Cyrillic}]/u', $text) ? 'u' : '';
return preg_replace('~(*BSR_UNICODE)\R~' . $mod, "\n", $text);
}
}