'new note',

      -- TODO
      print(candidates[1])

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

command = {}
function command.new_note()
  local filename = os.date('%Y/%m/%d/%H-%M-%S')
  local status = love.filesystem.createDirectory('data/'..dirname(filename))
  assert(status)
  Cache[filename] = {lines={{mode='text', data=''}}, left=0, right=Display_settings.column_width}
  initialize_file(Cache[filename])
  local column = {name=filename}
  local pane = initialize_pane_with_placeholder_coordinates(filename)
  table.insert(column, pane)
  table.insert(Surface, Cursor_pane.col+1, column)
  Cursor_pane.col = Cursor_pane.col+1
  Cursor_pane.row = 1
  stop_editing_all()
  pane.show_cursor = true
end