basic.vimrc

" VIM Setup {{{

" Basic options {{{

scriptencoding utf-8
set encoding=utf-8              " setup the encoding to UTF-8
set ls=2                        " status line always visible
set go-=T                       " hide the toolbar
set go-=m                       " hide the menu
" The next two lines are quite tricky, but in Gvim, if you don't do this, if you
" only hide all the scrollbars, the vertical scrollbar is showed anyway
set go+=rRlLbh                  " show all the scrollbars
set go-=rRlLbh                  " hide all the scrollbars
set visualbell                  " turn on the visual bell
set cursorline                  " highlight the line under the cursor
set fillchars+=vert:│           " better looking for windows separator
set ttyfast                     " better screen redraw
set title                       " set the terminal title to the current file
set showcmd                     " shows partial commands
set hidden                      " hide the inactive buffers
set ruler                       " sets a permanent rule
set lazyredraw                  " only redraws if it is needed
set autoread                    " update a open file edited outside of Vim
set ttimeoutlen=0               " toggle between modes almost instantly
set backspace=indent,eol,start  " defines the backspace key behavior
set virtualedit=all             " to edit where there is no actual character
set scrolloff=7                 " buffer when scrolling

" Never goback to compatible mode
nnoremap Q <nop>

" }}}

" Searching {{{

set incsearch                   " incremental searching
set showmatch                   " show pairs match
set hlsearch                    " highlight search results
set smartcase                   " smart case ignore
set ignorecase                  " ignore case letters

" }}}

" History and permanent undo levels {{{

set history=1000
set undofile
set undoreload=1000

" }}}

" Make a dir if no exists {{{

function! MakeDirIfNoExists(path)
    if !isdirectory(expand(a:path))
        call mkdir(expand(a:path), "p")
    endif
endfunction

" }}}

" Backups {{{

set backup
set noswapfile
set backupdir=$HOME/.vim/tmp/backup/
set undodir=$HOME/.vim/tmp/undo/
set directory=$HOME/.vim/tmp/swap/
set viminfo+=n$HOME/.vim/tmp/viminfo

" make this dirs if no exists previously
silent! call MakeDirIfNoExists(&undodir)
silent! call MakeDirIfNoExists(&backupdir)
silent! call MakeDirIfNoExists(&directory)

" }}}

" Wildmenu {{{

set wildmenu                        " Command line autocompletion
set wildmode=list:longest,full      " Shows all the options

set wildignore+=*.sw?                            " Vim swap files
set wildignore+=*.bak,*.?~,*.??~,*.???~,*.~      " Backup files
set wildignore+=*.luac                           " Lua byte code
set wildignore+=*.jar                            " java archives
set wildignore+=*.pyc                            " Python byte code
set wildignore+=*.stats                          " Pylint stats

" }}}

" Tabs, space and wrapping {{{

set expandtab                  " spaces instead of tabs
set tabstop=4                  " a tab = four spaces
set shiftwidth=4               " number of spaces for auto-indent
set softtabstop=4              " a soft-tab of four spaces
set autoindent                 " set on the auto-indent

" set formatoptions=qrn1ct
set textwidth=80
set colorcolumn=81

function! ToggleWrap()
    let s:nowrap_cc_bg = [22, '#005f00']
    redir => s:curr_cc_hi
    silent hi ColorColumn
    redir END
    let s:curr_cc_ctermbg = matchstr(s:curr_cc_hi, 'ctermbg=\zs.\{-}\s\ze\1')
    let s:curr_cc_guibg = matchstr(s:curr_cc_hi, 'guibg=\zs.\{-}\_$\ze\1')
    if s:curr_cc_ctermbg != s:nowrap_cc_bg[0]
        let g:curr_cc_ctermbg = s:curr_cc_ctermbg
    endif
    if s:curr_cc_guibg != s:nowrap_cc_bg[1]
        let g:curr_cc_guibg = s:curr_cc_guibg
    endif
    if &textwidth == 80
        set textwidth=0
        exec 'hi ColorColumn ctermbg='.s:nowrap_cc_bg[0].
                    \' guibg='.s:nowrap_cc_bg[1]
    elseif &textwidth == 0
        set textwidth=80
        exec 'hi ColorColumn ctermbg='.g:curr_cc_ctermbg.
                    \' guibg='.g:curr_cc_guibg
    endif
endfunction

nmap <silent><Leader>ew :call ToggleWrap()<CR>

" }}}

" Ok, a vim for men, get off the cursor keys {{{

" nnoremap <up> <nop>
" nnoremap <down> <nop>
" nnoremap <left> <nop>
" nnoremap <right> <nop>
" inoremap <up> <nop>
" inoremap <down> <nop>
" inoremap <left> <nop>
" inoremap <right> <nop>

" }}}

" Colorscheme {{{

syntax enable                  " enable the syntax highlight
set background=dark            " set a dark background
set t_Co=256                   " 256 colors for the terminal
if has('gui_running')
    colorscheme molokai
else
    colorscheme molokai256
endif

" }}}

" Resize the divisions if the Vim window size changes {{{

au VimResized * exe "normal! \<c-w>="

" }}}

" New windows {{{

nnoremap <Leader>v <C-w>v
nnoremap <Leader>h <C-w>s

" }}}

" Fast window moves {{{

nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l

" }}}

" Fast window & buffer close and kill {{{

nnoremap <Leader>k <C-w>c
nnoremap <silent><Leader>K :bd<CR>

" }}}

" Autoload configuration when this file changes ($MYVIMRC) {{{

autocmd! BufWritePost vimrc source %
autocmd! BufWritePost *.vimrc source ~/.vimrc

" }}}

" Toggle the Quickfix window {{{

function! s:QuickfixToggle()
    for i in range(1, winnr('$'))
        let bnum = winbufnr(i)
        if getbufvar(bnum, '&buftype') == 'quickfix'
            cclose
            lclose
            return
        endif
    endfor
    copen
endfunction
command! ToggleQuickfix call <SID>QuickfixToggle()

nnoremap <silent> <Leader>q :ToggleQuickfix<CR>

" }}}

" Quick exiting without save {{{

nnoremap <Leader>`` :qa!<CR>

" }}}

" Execution permissions by default to shebang (#!) files {{{

augroup shebang_chmod
  autocmd!
  autocmd BufNewFile  * let b:brand_new_file = 1
  autocmd BufWritePost * unlet! b:brand_new_file
  autocmd BufWritePre *
        \ if exists('b:brand_new_file') |
        \   if getline(1) =~ '^#!' |
        \     let b:chmod_post = '+x' |
        \   endif |
        \ endif
  autocmd BufWritePost,FileWritePost *
        \ if exists('b:chmod_post') && executable('chmod') |
        \   silent! execute '!chmod '.b:chmod_post.' "<afile>"' |
        \   unlet b:chmod_post |
        \ endif
augroup END

" }}}

" Load matchit by default {{{

if !exists('g:loaded_matchit') && findfile('plugin/matchit.vim', &rtp) ==# ''
  runtime! macros/matchit.vim
endif

" }}}

" Make the Y behavior similar to D & C {{{

nnoremap Y y$

" }}}

" END VIM SETUP }}}

" Plugins {{{

" END Plugins }}}

" Plugin Setup {{{

" END Plugin Setup }}}

" Unite Menu {{{

" END Unite Menu }}}