update vimrc

.gvimrc

@@ -2,7 +2,7 @@ set guifont=SF\ Mono:h13
 set linespace=3
 
 if has("gui_macvim")
-	macmenu &File.Open\.\.\. key=<nop>
+	macmenu File.Open… key=<nop>
 	nnoremap <D-o> :Files<CR>
 endif
 

.vimrc

@@ -31,6 +31,7 @@ Plug 'airblade/vim-gitgutter'
 " Plug 'vim-airline/vim-airline'
 Plug 'rhysd/vim-crystal'
 Plug 'dag/vim-fish'
+Plug 'rust-lang/rust.vim'
 
 " call vundle#end()
 call plug#end()
@@ -125,6 +126,8 @@ function! NERDCommenter_after()
   endif
 endfunction
 
+let g:rustfmt_autosave = 1
+
 " example configuration for coc.nvim
 
 " if hidden is not set, TextEdit might fail.