set number
set relativenumber

set expandtab
set shiftwidth=2
set tabstop=2

set ignorecase
set smartcase

" always set autoindenting on
set autoindent
" smart indent; stop indent when closing brackets etc
set smartindent

" highlight search result
set hlsearch
" incremental search
set incsearch

" yank into system clipboard
set clipboard=unnamedplus

" true color
set termguicolors

" other color for popup
highlight Pmenu ctermbg=gray guibg=gray

set signcolumn=yes

" break at last word instead of last char
set linebreak

set cursorline

" autoload file changes
set autoread

set smarttab

set shiftround

" invisible characters
set list

" keep 5 lines on the screen when scrolling
set scrolloff=5
" enhanced command line completion
set wildmenu
" Search down into subfolders
" Provides tab-completion for all file-related tasks
set path+=**

" show incomplete commands
set showcmd

" complete files like a shell
set wildmode=list:longest

" set spell langs
set spelllang=de,en

" persist undo history
set undofile

" clear highlighted search
noremap <space> :nohlsearch<cr>

" Append modeline after last line in buffer.
" Use substitute() instead of printf() to handle '%%s' modeline in LaTeX files.
function! AppendModeline()
  let l:modeline = printf(" vim: set filetype=%s ts=%d sw=%d tw=%d %s :",
        \ &filetype, &tabstop, &shiftwidth, &textwidth, &expandtab ? 'et' : 'noet')
  let l:modeline = substitute(&commentstring, "%s", l:modeline, "")
  call append(line("$"), l:modeline)
endfunction
nnoremap <silent> <Leader>ml :call AppendModeline()<CR>

syntax enable

if executable('rg')
  set grepprg=rg\ --color=never
  let g:ctrlp_user_command='rg %s --files -i --color=never --glob ""'
  let g:ctrlp_use_caching=0
endif