added autoformatter

init.vim

@@ -38,6 +38,7 @@ Plug 'honza/vim-snippets' " Snippets library
 
 Plug 'vim-scripts/c.vim' " C syntax and indentation
 Plug 'rust-lang/rust.vim' " Rust syntax and indentation
+Plug 'vim-autoformat/vim-autoformat' " Auto formatter
 
 Plug 'folke/tokyonight.nvim'
 call plug#end()
@@ -57,4 +58,6 @@ if has('nvim')
   set directory=~/.config/nvim/swap//
 endif
 
-autocmd VimEnter * NERDTree
+autocmd VimEnter * NERDTree
+noremap <F3> :Autoformat<CR>
+