private static int getBinOpImpact(boolean haveBoxAfter, IElementType operationTokenType) {
      if (!haveBoxAfter) return -1;
      if (operationTokenType == JavaTokenType.EQEQ || operationTokenType == JavaTokenType.NE) return -1;
      final boolean isRelational = operationTokenType == JavaTokenType.GT || operationTokenType == JavaTokenType.GE ||
                        operationTokenType == JavaTokenType.LT || operationTokenType == JavaTokenType.LE;
      return isRelational ? 0 : 1;
    }
private static int getBinOpImpact(boolean haveBoxAfter, IElementType operationTokenType)