VIM: colour column on textwidth or if not set col 80

This had to be done in a FileType * autocmd so that it is done once file
type has been determined and textwidth is set, as suggested by tae on
discord

7630218973

nvim/.config/nvim/plugin/settings.vim

@@ -43,3 +43,8 @@ let g:netrw_browsex_viewer = "opout"
 set formatoptions+=r
 " Automatically insert comment leader after hitting o or O
 set formatoptions+=o
+
+augroup colorcols
+	autocmd!
+	autocmd FileType,VimEnter,BufEnter * call mine#functions#colorcols()
+augroup end