class Rufo::Formatter

def visit_string_concat(node)
  # string1 string2
  # [:string_concat, string1, string2]
  _, string1, string2 = node
  token_column = current_token_column
  base_column = @column
  visit string1
  has_backslash, _ = skip_space_backslash
  if has_backslash
    write " \\"
    write_line
    # If the strings are aligned, like in:
    #
    # foo bar, "hello" \
    #          "world"
    #
    # then keep it aligned.
    if token_column == current_token_column
      write_indent(base_column)
    else
      write_indent
    end
  else
    consume_space
  end
  visit string2
end