Set up rust in vim

.vim/vimrc

@@ -28,11 +28,18 @@ match WhitespaceEOL /\s\+\%#\@<!$/
 
 " Remove all trailing whitespace by pressing Ctrl+k
 nnoremap <C-k> :let _s=@/<Bar>:%s/\s\+$//e<Bar>:let @/=_s<Bar><CR>
-autocmd FileType rst        set textwidth=79
+
+" Language indents
+autocmd FileType py         set textwidth=79
 autocmd FileType html       set softtabstop=2 shiftwidth=2 omnifunc=htmlcomplete#CompleteTags
 autocmd FileType yaml       set softtabstop=2 shiftwidth=2
 autocmd FileType css        set softtabstop=2 shiftwidth=2 omnifunc=csscomplete#CompleteCSS
 
+autocmd FileType rust nmap gd <Plug>(rust-def)
+autocmd FileType rust nmap gs <Plug>(rust-def-split)
+autocmd FileType rust nmap gx <Plug>(rust-def-vertical)
+autocmd FileType rust nmap <leader>gd <Plug>(rust-doc)
+
 " Toggles on different plugins/modes
 noremap  <F1> :ToggleMouse<CR>
 inoremap <F1> <Esc>:ToggleMouse<CR>a

.vim/vundlerc.vim

@@ -23,10 +23,17 @@ let g:scala_scaladoc_indent = 1
 
 Plugin 'elmcast/elm-vim'
 Plugin 'rust-lang/rust.vim'
+Plugin 'racer-rust/vim-racer'
 
 " Async Lint Engine
 Plugin 'w0rp/ale'
-let g:ale_linters = {'rust': ['rustc']}
+let g:ale_linters = {}
 let g:ale_completion_enabled = 1
+let g:ale_sign_error = "✗"
+let g:ale_sign_warning = "⚠"
+"
+" Rust linting options
+let g:ale_rust_cargo_use_clippy = 1 " use `rustup component add clippy-preview` to get it
+let g:rustfmt_autosave = 1
 
 call vundle#end()