wp-scss memo

 use ScssPhp\ScssPhp\Block\AtRootBlock;
use ScssPhp\ScssPhp\Block\CallableBlock;
use ScssPhp\ScssPhp\Block\ContentBlock;
use ScssPhp\ScssPhp\Block\DirectiveBlock;
use ScssPhp\ScssPhp\Block\EachBlock;
use ScssPhp\ScssPhp\Block\ElseBlock;
use ScssPhp\ScssPhp\Block\ElseifBlock;
use ScssPhp\ScssPhp\Block\ForBlock;
use ScssPhp\ScssPhp\Block\IfBlock;
use ScssPhp\ScssPhp\Block\MediaBlock;
use ScssPhp\ScssPhp\Block\NestedPropertyBlock;
use ScssPhp\ScssPhp\Block\WhileBlock;
use ScssPhp\ScssPhp\Exception\ParserException;
use ScssPhp\ScssPhp\Logger\LoggerInterface;
//use ScssPhp\ScssPhp\Logger\QuietLogger;
use ScssPhp\ScssPhp\Node\Number;  

 public function __construct(?string $sourceName, int $sourceIndex = 0, Cache $cache = null, bool $cssOnly = false, LoggerInterface $logger = null)
    {
        $this->sourceName       = $sourceName ?: '(stdin)';
        $this->sourceIndex      = $sourceIndex;
        $this->patternModifiers = 'Aisu';
        $this->commentsSeen     = [];
        $this->allowVars        = true;
        $this->cssOnly          = $cssOnly;
       // $this->logger = $logger ?: new QuietLogger();
		$this->logger = '';