anchor.diff:    CommonMarkParser();
   
     Map<String, Target> _references;
  -  List<_UnparsedInlines> _unparsedInlines; // TODO REMOVE. Use tree walk instead
   
     Map<String, Target> get references => _references; // TODO remove later
   
  
positive.code:       para
    ]);
  
    //
    // Horizontal rule
    //
  
negative.code:     List<Block> blocks = [];
  
      bool closeParagraph = false;
  
      void buildBuffer() {
        String s = buffer.map((l) => l + "\n").join();
  