patch 8.2.1590: Vim9: bufnr() doesn't take "true" argument Commit: https://github.com/vim/vim/commit/fe136c9a85412f4bdb5de70ef8416af5fa382b28 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Sep 4 18:35:26 2020 +0200 patch 8.2.1590: Vim9: bufnr() doesn't take "true" argument Problem: Vim9: bufnr() doesn't take "true" argument. Solution: use tv_get_bool_chk(). (closes https://github.com/vim/vim/issues/6863)

" Vim filetype plugin file
" Language:	Diff
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2020 Jul 18

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let b:undo_ftplugin = "setl modeline<"

" Don't use modelines in a diff, they apply to the diffed file
setlocal nomodeline

" If there are comments they start with #
let &commentstring = "# %s"