patch 8.2.1644: Vim9: cannot assign 1 and 0 to bool at script level Commit: https://github.com/vim/vim/commit/ba7c0d7b4ce03336b4aebe1959c1a8342fa6dbd4 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 9 18:54:42 2020 +0200 patch 8.2.1644: Vim9: cannot assign 1 and 0 to bool at script level Problem: Vim9: cannot assign 1 and 0 to bool at script level. Solution: Add the TTFLAG_BOOL_OK flag to the type. Fix name of test function.

" Script to fill the window with emoji characters, one per line.
" Source this script: :source %

if &modified
  new
else
  enew
endif

" Use a compiled Vim9 function for speed
def DoIt()
  let lnum = 1
  for c in range(0x100, 0x1ffff)
    let cs = nr2char(c)
    if charclass(cs) == 3
      setline(lnum, '|' .. cs .. '| ' .. strwidth(cs))
      lnum += 1
    endif
  endfor
enddef

call DoIt()
set nomodified