local function_name = candidates[1]:gsub(' %(.*', ''):gsub('%W', '_')
      local fn = command[function_name]
      if fn then
        fn()

      if love.filesystem.getInfo(candidates[1], 'file') then
        command.open_file(candidates[1])

        print(('not implemented yet: %s'):format(function_name))

        local function_name = candidates[1]:gsub(' %(.*', ''):gsub('%W', '_')
        local fn = command[function_name]
        if fn then
          fn()
        else
          print(('not implemented yet: %s'):format(function_name))
        end

  end
  table.insert(Surface, Cursor_pane.col+1, column)
  Cursor_pane.col = Cursor_pane.col+1
  Cursor_pane.row = 1
  local col_sx = left_edge_sx(Cursor_pane.col)
  if col_sx > Display_settings.x + App.screen.width - Display_settings.column_width then
    Display_settings.x = math.max(0, col_sx + Display_settings.column_width + Margin_right + Padding_horizontal - App.screen.width)
    Display_settings.y = 0

end
function command.open_file(filename)
  local column = {name=filename}
  local pane = load_pane_from_file(filename)
  table.insert(column, pane)