class Rufo::Formatter

def visit_exps(exps, with_indent = false, with_lines = true)
  consume_end_of_line(true)
  line_before_endline = nil
  exps.each_with_index do |exp, i|
    exp_kind = exp[0]
    # Skip voids to avoid extra indentation
    if exp_kind == :void_stmt
      next
    end
    if with_indent
      # Don't indent if this exp is in the same line as the previous
      # one (this happens when there's a semicolon between the exps)
      unless line_before_endline && line_before_endline == @line
        write_indent
      end
    end
    visit exp
    line_before_endline = @line
    is_last = last?(i, exps)
    if with_lines
      consume_end_of_line(false, !is_last, !is_last)
      # Make sure to put two lines before defs, class and others
      if !is_last && (needs_two_lines?(exp_kind) || needs_two_lines?(exps[i + 1][0])) && @line <= line_before_endline + 1
        write_line
      end
    else
      skip_space_or_newline unless is_last
    end
  end
end