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.

" Vim filetype plugin file
" Language:	hg (Mercurial) commit file
" Maintainer:	Ken Takata <kentkt at csc dot jp>
" Last Change:	2016 Jan 6
" Filenames:	hg-editor-*.txt
" License:	VIM License
" URL:		https://github.com/k-takata/hg-vim

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

setlocal nomodeline

let b:undo_ftplugin = 'setl modeline<'