patch 9.0.1995: Invalid memory access with empty 'foldexpr' Commit: https://github.com/vim/vim/commit/a991ce9c083bb8c02b1b1ec34ed35728197050f3 Author: zeertzjq <zeertzjq@outlook.com> Date: Fri Oct 6 19:16:36 2023 +0200 patch 9.0.1995: Invalid memory access with empty 'foldexpr' Problem: Invalid memory access when 'foldexpr' returns empty string. Solution: Check for NUL. closes: #13293 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com>

" Vim filetype plugin
" Language:        Jsonnet
" Maintainer:      Cezary Drożak <cezary@drozak.net>
" URL:             https://github.com/google/vim-jsonnet
" Last Change:     2022-09-08

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif

" Don't load another plugin for this buffer
let b:did_ftplugin = 1

setlocal commentstring=//\ %s

let b:undo_ftplugin = "setlocal commentstring<"