patch 8.2.3158: strange error message when using islocked() with a number Commit: https://github.com/vim/vim/commit/1840a7b4e3577e617f724c9d07ccc78195cc010a Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jul 13 20:32:29 2021 +0200 patch 8.2.3158: strange error message when using islocked() with a number Problem: Strange error message when using islocked() with a number. (Yegappan Lakshmanan) Solution: Check that the name is empty.

" Test feedkeys() function.

func Test_feedkeys_x_with_empty_string()
  new
  call feedkeys("ifoo\<Esc>")
  call assert_equal('', getline('.'))
  call feedkeys('', 'x')
  call assert_equal('foo', getline('.'))

  " check it goes back to normal mode immediately.
  call feedkeys('i', 'x')
  call assert_equal('foo', getline('.'))
  quit!
endfunc

" vim: shiftwidth=2 sts=2 expandtab