@Override
    public void visitIfStatement(@NotNull GrIfStatement statement) {
      super.visitIfStatement(statement);
      final GrExpression condition = statement.getCondition();
      if (condition == null) {
        return;
      }
      final GrStatement thenBranch = statement.getThenBranch();
      if (thenBranch == null) {
        return;
      }
      if (isTrue(condition) || isFalse(condition)) {
        registerStatementError(statement);
      }
    }
@Override
    public void visitIfStatement(@NotNull GrIfStatement statement)