|  | " Copyright 2014 The Chromium Authors. All rights reserved. | 
|  | " Use of this source code is governed by a BSD-style license that can be | 
|  | " found in the LICENSE file. | 
|  |  | 
|  | " We take care to preserve the user's fileencodings and fileformats, | 
|  | " because those settings are global (not buffer local), yet we want | 
|  | " to override them for loading GN files, which should be UTF-8. | 
|  | let s:current_fileformats = '' | 
|  | let s:current_fileencodings = '' | 
|  |  | 
|  | " define fileencodings to open as utf-8 encoding even if it's ascii. | 
|  | function! s:gnfiletype_pre() | 
|  | let s:current_fileformats = &g:fileformats | 
|  | let s:current_fileencodings = &g:fileencodings | 
|  | set fileencodings=utf-8 fileformats=unix | 
|  | setlocal filetype=gn | 
|  | endfunction | 
|  |  | 
|  | " restore fileencodings as others | 
|  | function! s:gnfiletype_post() | 
|  | let &g:fileformats = s:current_fileformats | 
|  | let &g:fileencodings = s:current_fileencodings | 
|  | endfunction | 
|  |  | 
|  | au BufNewFile *.gn,*.gni setlocal filetype=gn fileencoding=utf-8 fileformat=unix | 
|  | au BufRead *.gn,*.gni call s:gnfiletype_pre() | 
|  | au BufReadPost *.gn,*.gni call s:gnfiletype_post() |