patch 8.0.0560: :windo allows for ! but it's not supported commit https://github.com/vim/vim/commit/451a4a1cb7797e5d9b9fd625671cb5c652e7da00 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Apr 10 21:46:38 2017 +0200 patch 8.0.0560: :windo allows for ! but it's not supported Problem: :windo allows for ! but it's not supported. Solution: Disallow passing !. (Hirohito Higashi)

" Vim indent file
" Language:	C#
" Maintainer:	Johannes Zellner <johannes@zellner.org>
" Last Change:	Fri, 15 Mar 2002 07:53:54 CET

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
   finish
endif
let b:did_indent = 1

" C# is like indenting C
setlocal cindent

let b:undo_indent = "setl cin<"