patch 8.2.2692: Vim9: locked script variable can be changed Commit: https://github.com/vim/vim/commit/f5906aa7807e9a14159cbc09a141138a2a068ab2 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 2 14:35:15 2021 +0200 patch 8.2.2692: Vim9: locked script variable can be changed Problem: Vim9: locked script variable can be changed. Solution: Check for locked value. (closes https://github.com/vim/vim/issues/8031)

let encoding = &enc
if encoding == 'latin1'
    if has("unix")
	let encoding = 'iso-8859-2'
    else
	let encoding = 'cp1250'
    endif
endif

if encoding == 'utf-8'
	source <sfile>:p:h/slovak_utf-8.vim
elseif encoding == 'cp1250'
	source <sfile>:p:h/slovak_cp1250.vim
else
	source <sfile>:p:h/slovak_iso-8859-2.vim
endif