Gentoo .vimrc

" requires:
" app-vim/vimpython
" app-vim/youcompleteme::tatsh-overlay USE="python_single_target=python3_11"
" app-vim/gentoo-syntax
" app-vim/indentpython
" app-vim/rust-vim
" global use flags:
" app-editors/vim python
" app-editors/vim python_single_target_python3_11
"
" Note that a gentoo install cannot use the default vim package manager and
" must instead use portage.
"
" try to install app-vim/vimlatex when it can use the 3_11 single python
" target. currently causes annoying dep conflicts.

" colour and theme (user added)
colorscheme sublimemonokai
syntax on
set nu

" enable gentoo syntax (user added)
filetype plugin on
filetype indent on

" text wrapping
set wrap
set colorcolumn=80
set formatoptions+=t
au BufRead,BufNewFile *.md setlocal textwidth=79
au BufRead,BufNewFile *.tex setlocal textwidth=79
set linebreak
set mouse=a

" Spellcheck
autocmd BufRead,BufNewFile *.md setlocal spell spellang=en_uk
autocmd BufRead,BufNewFile *.tex setlocal spell spellang=en_uk

" tree
let g:netrw_liststyle = 3
let g:netrw_banner = 0
let g:netrw_browse_split = 4
let g:netrw_winsize = 15
let g:netrw_altv = 1
augroup ProjectDrawer
  autocmd!
  autocmd VimEnter * :Vexplore
augroup END

" indent misc
au BufNewFile,BufRead *.js, *.html, *.css
    \ set tabstop=2
    \ set softtabstop=2
    \ set shiftwidth=2

" rust
syntax enable
filetype plugin indent on

" python
au BufNewFile,BufRead *.py
    \ set tabstop=4
    \ set softtabstop=4
    \ set shiftwidth=4
    \ set textwidth=79
    \ set expandtab
    \ set autoindent
    \ set fileformat=unix
highlight BadWhitespace ctermbg=red guibg=darkred
au BufRead,BufNewFile *.py,*.pyw,*.c,*.h match BadWhitespace /\s\+$/
set encoding=utf-8
autocmd FileType python set autoindent
set backspace=indent,eol,start