.xvimrc

set nocompatible
filetype off

" basic editor config
syntax enable

set encoding=utf8 " vim-devicons glyphs

set hidden
set directory=~/.vim/swapfiles//

set noerrorbells
set visualbell
set t_vb=

set autoindent
set smartindent
set smarttab
set expandtab

" default indentation
set shiftwidth=2 " sw
set tabstop=2 " ts
set softtabstop=2 " sts

" language-specific indentation
autocmd Filetype cpp setlocal ts=4 sw=4 sts=4 expandtab
autocmd Filetype objc setlocal ts=4 sw=4 sts=4 expandtab
autocmd Filetype objcpp setlocal ts=4 sw=4 sts=4 expandtab

set wrap
set linebreak
set colorcolumn=80

set scrolloff=8
set sidescrolloff=15
set sidescroll=1

set ruler
set number
set showcmd
set noshowmode
set autoread

set backspace=2

set cul
set gcr=a:blinkon0

" show airline on start
set laststatus=2

" avoid wearing out shift key
nore ; :
nore , ;

" easier move between splits
nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l

nnoremap Y y$

" spell check by file type
au FileType Markdown setlocal spell
au FileType HTML setlocal spell
au FileType eruby setlocal spell

" force file type for unknowns
au BufNewFile,BufRead Brewfile,Podfile,*.podspec set filetype=ruby

" remove trailing whitespace
fun! <SID>StripTrailingWhitespaces()
  let l = line(".")
  let c = col(".")
  %s/\s\+$//e
  call cursor(l, c)
endfun

au FileType bash,c,cpp,css,dockerfile,eruby,java,javascript,
  \javascript.jsx,kotlin,markdown,objc,objcpp,python,ruby,sh,swift,
  \vim,zsh,yaml au BufWritePre <buffer>
  \ :call <SID>StripTrailingWhitespaces()