patch 8.1.1547: functionality of bt_nofile() is confusing commit https://github.com/vim/vim/commit/26910de8b0da6abab87bd5a397330f9cbe483309 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jun 15 19:37:15 2019 +0200 patch 8.1.1547: functionality of bt_nofile() is confusing Problem: Functionality of bt_nofile() is confusing. Solution: Split into bt_nofile() and bt_nofilename().

" Vim filetype plugin file
" Language:	Mathematica
" Maintainer:	Ian Ford <ianf@wolfram.com>
" Last Change:	22 January 2019

" 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

let b:undo_ftplugin = "setlocal commentstring<"

setlocal commentstring=\(*%s*\)