patch 8.2.3751: cannot assign a lambda to an option that takes a function Commit: https://github.com/vim/vim/commit/6409553b6e3b4de4e1d72b8ee5445595214581ff Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Mon Dec 6 11:03:55 2021 +0000 patch 8.2.3751: cannot assign a lambda to an option that takes a function Problem: Cannot assign a lambda to an option that takes a function. Solution: Automatically convert the lambda to a string. (Yegappan Lakshmanan, closes #9286)

" Vim filetype plugin file
" Language:	groovy
" Maintainer:	Justin M. Keyes <justinkz@gmail.com>
" Last Change:	2016 May 22

if exists('b:did_ftplugin')
  finish
endif
let b:did_ftplugin = 1

let s:cpo_save = &cpo
set cpo-=C

let b:undo_ftplugin = 'setlocal commentstring<'

setlocal commentstring=//%s

let &cpo = s:cpo_save
unlet s:cpo_save