dotfiles/.vimrc

" Sensible.vim

if exists('g:loaded_sensible') || &compatible
  finish
else
  let g:loaded_sensible = 1
endif

if has('autocmd')
  filetype plugin indent on
endif
if has('syntax') && !exists('g:syntax_on')
  syntax enable
endif

" Use :help 'option' to see the documentation for the given option.

set autoindent
set backspace=indent,eol,start
set complete-=i
set smarttab

set nrformats-=octal

set ttimeout
set ttimeoutlen=100

set incsearch
" Use <C-L> to clear the highlighting of :set hlsearch.
if maparg('<C-L>', 'n') ==# ''
  nnoremap <silent> <C-L> :nohlsearch<C-R>=has('diff')?'<Bar>diffupdate':''<CR><CR><C-L>
endif

set laststatus=2
set ruler
set wildmenu

if !&scrolloff
  set scrolloff=1
endif
if !&sidescrolloff
  set sidescrolloff=5
endif
set display+=lastline

if &encoding ==# 'latin1' && has('gui_running')
  set encoding=utf-8
endif

if &listchars ==# 'eol:$'
  set listchars=tab:>\ ,trail:-,extends:>,precedes:<,nbsp:+
endif

if v:version > 703 || v:version == 703 && has("patch541")
  set formatoptions+=j " Delete comment character when joining commented lines
endif

if has('path_extra')
  setglobal tags-=./tags tags-=./tags; tags^=./tags;
endif

if &shell =~# 'fish$' && (v:version < 704 || v:version == 704 && !has('patch276'))
  set shell=/bin/bash
endif

set autoread

if &history < 1000
  set history=1000
endif
if &tabpagemax < 50
  set tabpagemax=50
endif
if !empty(&viminfo)
  set viminfo^=!
endif
set sessionoptions-=options

" Allow color schemes to do bright colors without forcing bold.
if &t_Co == 8 && $TERM !~# '^linux\|^Eterm'
  set t_Co=16
endif

" Load matchit.vim, but only if the user hasn't installed a newer version.
if !exists('g:loaded_matchit') && findfile('plugin/matchit.vim', &rtp) ==# ''
  runtime! macros/matchit.vim
endif

inoremap <C-U> <C-G>u<C-U>

" change terminal title
set title

" xdg-ish settings
set undodir=~/.cache/vim/undo,.
set backupdir=~/.cache/vim/backup,.
set directory=~/.cache/vim/swap//,.

" default indentation
set shiftwidth=2
set tabstop=4
set expandtab

" permanent undo history
set undofile

" allow switching buffers
set hidden

" always scroll
set scrolloff=99

" show line numbers
set number
set relativenumber

" set wordwrap indent
set nowrap
set linebreak
if exists("&breakindent")
  set breakindent
  set breakindentopt=shift:2,sbr
endif

" show whitespace
set list

" make a new copy of the file for backup
" setting to no or auto messes with filewatchers
set backupcopy=yes

" ------ key bindings ------

" ; as :
nnoremap ; :
vnoremap ; :

" allow <ESC> via jj in insert mode
inoremap jj <ESC>

" fix j/k with wraps
nnoremap j gj
nnoremap k gk
vnoremap j gj
vnoremap k gk

augroup formatting
  au!
  " strip trailing whitespace
  autocmd BufWritePre * :%s/\s\+$//e
  autocmd FileType markdown :set tw=80
augroup end

if filereadable(expand('~/.vimrc.local'))
  source ~/.vimrc.local
endif