patch 8.2.2266: Vim9: it can be hard to see where white space is missing Commit: https://github.com/vim/vim/commit/e7a73e07625b64a40671a0007ad38a34cbe9d1ee Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 1 19:17:55 2021 +0100 patch 8.2.2266: Vim9: it can be hard to see where white space is missing Problem: Vim9: it can be hard to see where white space is missing. Solution: Mention the text where the error was seen. (closes https://github.com/vim/vim/issues/7580)

" Tests for :undo

func Test_ex_undo()
  new ex-undo
  setlocal ul=10
  exe "normal ione\n\<Esc>"
  setlocal ul=10
  exe "normal itwo\n\<Esc>"
  setlocal ul=10
  exe "normal ithree\n\<Esc>"
  call assert_equal(4, line('$'))
  undo
  call assert_equal(3, line('$'))
  undo 1
  call assert_equal(2, line('$'))
  undo 0
  call assert_equal(1, line('$'))
  quit!
endfunc

" vim: shiftwidth=2 sts=2 expandtab