patch 8.2.0111: VAR_SPECIAL is also used for booleans Commit: https://github.com/vim/vim/commit/9b4a15d5dba354d2e1e02871470bad103f34769a Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 11 16:05:23 2020 +0100 patch 8.2.0111: VAR_SPECIAL is also used for booleans Problem: VAR_SPECIAL is also used for booleans. Solution: Add VAR_BOOL for better type checking.

" 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