regroup autocmds and add default check

vim/vimrc

@@ -7,6 +7,12 @@
 "general settings
 "------------------------------------------------------------------------------
 
+"load defaults if available
+if filereadable(expand('$VIMRUNTIME/defaults.vim'))
+	unlet! g:skip_defaults_vim
+	source $VIMRUNTIME/defaults.vim
+endif
+
 "encoding/format
 set encoding=utf-8
 set fileformats=unix,dos,mac
@@ -319,60 +325,31 @@ if has("autocmd")
 	"------------
 	"## global ##
 	"------------
-
+	augroup general
+		autocmd!
 		"set plugin settings on VimEnter
-	augroup set_plugin_settings
-		autocmd!
 		autocmd VimEnter * call SetPluginSettings()
-	augroup END
-
 		"keep equal proportions when windows resized
-	augroup auto_resize_windows
-		autocmd!
 		autocmd VimResized * wincmd =
-	augroup END
-
 		"save cursor position in a file
-	au BufReadPost * if line("'\"") > 1 && line("'\"")
+		autocmd BufReadPost * if line("'\"") > 1 && line("'\"")
 					\ <= line("$") | exe "normal! g'\"" | endif
+	augroup END
 
 	"--------------------------------
 	"## language/filetype specific ##
 	"--------------------------------
-
+	augroup languages
+		autocmd!
 		"shell
-	augroup filetype_shell
-		autocmd!
 		autocmd BufNewFile,BufRead *bash* set syntax=sh
-	augroup END
-
 		"python
-	augroup filetype_python
-		autocmd!
 		autocmd FileType python xnoremap <leader>r <esc>:'<,'>:w !python3<CR>
-	augroup END
-
 		"go
-	augroup filetype_go
+		autocmd FileType go set expandtab! "go uses real tabs
-		autocmd!
-		set expandtab! "go uses real tabs
-	augroup END
-
 		"html
-	augroup filetype_html
-		autocmd!
 		autocmd FileType html :syntax sync fromstart
-	augroup END
-
-	"markdown
-	augroup filetype_md
-		autocmd!
-		autocmd FileType markdown setlocal sw=4 ts=4 sts=4 expandtab
-	augroup END
-
 		"filestypes where tabs should = 2 spaces
-	augroup half_tab
-		autocmd!
 		autocmd FileType html,javascript,css,json,yaml,sh
 					\ setlocal ts=2 sts=2 sw=2 expandtab
 	augroup END

vim/vimrc.min

@@ -1,7 +1,13 @@
 "
-" minimal vimrc with no plugins
+" minimal vimrc with no (extra) plugins
 "
 
+"load defaults if available
+if filereadable(expand('$VIMRUNTIME/defaults.vim'))
+	unlet! g:skip_defaults_vim
+	source $VIMRUNTIME/defaults.vim
+endif
+
 " ui
 set number
 set ruler
@@ -35,18 +41,28 @@ set esckeys
 set ttimeoutlen=20
 set timeoutlen=1000
 
-" filetype autocmds
+" autocmds
 
-"markdown
+augroup general
-augroup filetype_md
     autocmd!
-	autocmd FileType markdown setlocal sw=4 ts=4 sts=4 expandtab
+    "keep equal proportions when windows resized
+    autocmd VimResized * wincmd =
+    "save cursor position in a file
+    autocmd BufReadPost * if line("'\"") > 1 && line("'\"")
+                \ <= line("$") | exe "normal! g'\"" | endif
 augroup END
 
-"filestypes where tabs should = 2 spaces
+augroup languages
-augroup half_tab
     autocmd!
+    "shell
+    autocmd BufNewFile,BufRead *bash* set syntax=sh
+    "python
+    autocmd FileType python xnoremap <leader>r <esc>:'<,'>:w !python3<CR>
+    "go
+    autocmd FileType go set expandtab! "go uses real tabs
+    "html
+    autocmd FileType html :syntax sync fromstart
+    "filestypes where tabs should = 2 spaces
     autocmd FileType html,javascript,css,json,yaml,sh
                 \ setlocal ts=2 sts=2 sw=2 expandtab
 augroup END
-