anchor.diff:        case TagType.tripleMustache:
         case TagType.partial:
           if (node != null) _stack.last.children.add(node);
  +        break;
  +      
  +      case TagType.comment:
  +        // Ignore.
           break;
           
         //TODO soon will be able to omit this as the analyzer will warn if a case
  
positive.code:             
        // Return null for close section.
        case TagType.closeSection:
          node = null;
          break;
  
  
negative.code:   //final List<List<String>> arguments;
  }
  
  // Note change delimiter tags are parsed out before they reach this stage.
  class TagType {
    const TagType(this.name);
    final String name;
  