patch 8.2.2053: Vim9: lamba doesn't accept argument types Commit: https://github.com/vim/vim/commit/c2ca935d26b3fc64a13d4e7d0583fc787efe61d0 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Nov 25 21:30:11 2020 +0100 patch 8.2.2053: Vim9: lamba doesn't accept argument types Problem: Vim9: lamba doesn't accept argument types. Solution: Optionally accept argument types at the script level.

" 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