patch 9.0.1077: can add text property with negative ID before virtual text Commit: https://github.com/vim/vim/commit/4ce1f99a2d58b809ab5a5c602bd031426f8527e8 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Dec 19 13:31:06 2022 +0000 patch 9.0.1077: can add text property with negative ID before virtual text Problem: Can add text property with negative ID before virtual text property. Solution: Remember that a text property with a negative ID was used and give an appropriate error message. (closes #11725) Fix index computation.

" Logtalk filetype plugin file
" Language:         Logtalk
" Maintainer:       Paulo Moura <pmoura@logtalk.org>
" Latest Revision:  2018-08-03

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

let b:undo_ftplugin = "setl ts< sw< fdm< fdc< ai< dict<"

setlocal ts=4
setlocal sw=4
setlocal fdm=syntax
setlocal fdn=10
setlocal fdc=2
setlocal autoindent
setlocal dict=$VIMRUNTIME/ftplugin/logtalk.dict