PhpCss\Scanner\Status\Selector::getToken PHP Method

    public function getToken($buffer, $offset)
    {
        $char = substr($buffer, $offset, 1);
        foreach ($this->_tokenChars as $type => $expectedChar) {
            if ($char === $expectedChar) {
                return new Scanner\Token($type, $char, $offset);
            }
        }
        foreach ($this->_tokenPatterns as $type => $pattern) {
            $tokenString = $this->matchPattern($buffer, $offset, $pattern);
            if (!empty($tokenString)) {
                return new Scanner\Token($type, $tokenString, $offset);
            }
        }
        return NULL;
    }