patch 8.2.2897: Vim9: can use reserved words at the script level Commit: https://github.com/vim/vim/commit/d0edaf9dc253e619ccc321ceaac321aee11c1ea5 Author: Bram Moolenaar <Bram@vim.org> Date: Fri May 28 21:06:08 2021 +0200 patch 8.2.2897: Vim9: can use reserved words at the script level Problem: Vim9: can use reserved words at the script level. Solution: Check variable names for reserved words. (closes https://github.com/vim/vim/issues/8253)

" Settings for test script execution
" Always use "COMMAND.COM", don't use the value of "$SHELL".
set shell=c:\COMMAND.COM shellquote= shellxquote= shellcmdflag=/c shellredir=>
" This is used only when the +eval feature is available.
if executable("cmd.exe")
   set shell=cmd.exe
endif

source setup.vim