// symfony likes complicated fuzzy code

// original from
// https://raw.githubusercontent.com/symfony/symfony/master/src/Symfony/Component/Finder/Glob.php
if ($firstByte) {
	if ($strictLeadingDot && '.' !== $car) {
		$regex .= '(?=[^\.])';
	}

	$firstByte = false;
}

if ('/' === $car) {
	$firstByte = true;
}
...


// same as
if(TRUE === $strictLeadingDot
&& TRUE === $firstByte
&& '.' !== $car)
	$regex .= '(?=[^\.])';

$firstByte = '/' === $car;


# think about it!