patch 8.0.0270: may get ml_get error when :rubydo deletes lines commit https://github.com/vim/vim/commit/c593fee0e5e850f7e75be41f5d1751f28892a27f Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 29 23:11:25 2017 +0100 patch 8.0.0270: may get ml_get error when :rubydo deletes lines Problem: May get ml_get error when :rubydo deletes lines or switches to another buffer. (Nikolai Pavlov, issue https://github.com/vim/vim/issues/1421) Solution: Check the buffer and line every time.

" 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<'