source.switch_to_file(s..'.lua')
  love.window.setTitle('lines.love - source - '..Editor_state.filename)
  reset_file_navigator()

  local candidate = guess_source(s..'.lua')
  source.switch_to_file(candidate)

  source.switch_to_file(s..'.lua')
  love.window.setTitle('pensieve.love - source - '..Editor_state.filename)

  love.window.setTitle('pensieve.love - source')
  love.window.setTitle('lines.love - source - '..Editor_state.filename)

  love.window.setTitle('pensieve.love - source - '..Editor_state.filename)

end
    end
  end

end

function edit.final_cursor(State)
  for i=#State.lines,1,-1 do
    if State.lines[i].mode == 'text' then
      return {line=i, pos=utf8.len(State.lines[i].data)+1}

  end
end
function edit.final_cursor(State)
  for i=#State.lines,1,-1 do
    if State.lines[i].mode == 'text' then
      return {line=i, pos=utf8.len(State.lines[i].data)+1}
    end

  if line_cache.starty == nil then
    -- some event cleared starty just this frame
    -- draw in this frame will soon set starty
    -- just skip this frame
    return
  end