@Override
          protected TailType computeTailType(InsertionContext context) {
            if (context.getCompletionChar() == ':' && forcedTail == JavaTailTypes.CASE_ARROW) {
              return TailTypes.caseColonType();
            }
            return forcedTail;
          }
@Override
          protected TailType computeTailType(InsertionContext context)