anchor.diff:        }
       }
   
  +    for (var extension_ in unitElement.extensions) {
  +      if (of != null && extension_.name != of) {
  +        continue;
  +      }
  +      findIn(extension_.methods);
  +    }
  +
       for (var class_ in unitElement.types) {
         if (of != null && class_.name != of) {
           continue;
  
positive.code:       findIn(enum_.accessors);
      }
  
      for (var class_ in unitElement.types) {
        if (of != null && class_.name != of) {
          continue;
  
negative.code:       }
      }
  
      for (var extension_ in unitElement.extensions) {
        if (of != null && extension_.name != of) {
          continue;
        }
        findIn(extension_.accessors);
      }
  
      for (var class_ in unitElement.types) {
        if (of != null && class_.name != of) {
          continue;
  