patch 8.2.2580: Vim9: checking vararg type may be wrong Commit: https://github.com/vim/vim/commit/e3ffcd9902efc756178900d9bd972c74a09c3fcd Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 8 21:47:13 2021 +0100 patch 8.2.2580: Vim9: checking vararg type may be wrong Problem: Vim9: checking vararg type is wrong when function is auto-loaded. Solution: Use the member type. (closes https://github.com/vim/vim/issues/7933)

" 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()
  var lnum = 1
  for c in range(0x100, 0x1ffff)
    var cs = nr2char(c)
    if charclass(cs) == 3
      setline(lnum, '|' .. cs .. '| ' .. strwidth(cs))
      lnum += 1
    endif
  endfor
enddef

call DoIt()
set nomodified