vimrc

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"
" VIM Configuration
"
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" Author:
"   Axel Magnuson
"
"   Forked from The Ultimate Vim Configuration by Amir Salihefendic
"   http://amix.dk/blog/post/19691#The-ultimate-Vim-configuration-on-Github
"
" Sections:
"   - Vundle
"   - Plugins
"   - General
"   - File Types
"   - VIM user interface
"   - Colors and Fonts
"   - Files and backups
"   - Text, tab and indent related
"   - Visual mode related
"   - Moving around, tabs and buffers
"   - Status line
"   - Editing mappings
"   - vimgrep searching and cope displaying
"   - Spell checking
"   - Misc
"   - Helper functions
"
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" => Vundle
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" Required
set nocompatible
filetype off
set rtp+=~/.vim/bundle/vundle/
call vundle#rc()
Bundle 'gmarik/vundle'

" Vundle managed plugins
Bundle 'jpalardy/vim-slime'
Bundle 'scrooloose/syntastic'
Bundle 'scrooloose/nerdcommenter'
Bundle 'Valloric/YouCompleteMe'
Plugin 'SirVer/ultisnips'
Bundle "honza/vim-snippets"

" disable this if it becomes a pain in the ass
" Bundle 'takac/vim-hardtime'

" Language support plugins
Bundle 'digitaltoad/vim-jade'
Bundle 'groenewege/vim-less'
Bundle 'cespare/vim-toml'
Bundle 'tpope/vim-markdown'
Bundle 'tfnico/vim-gradle'
Bundle 'fatih/vim-go'
Plugin 'wting/rust.vim'


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" => Plugins
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" slime config
let g:slime_target = "tmux"
let g:slime_paste_file = "$HOME/.slime_paste"
let g:slime_default_config = {"socket_name": "default", "target_pane": ":"}

" syntastic config
let g:syntastic_mode_map = {    "mode": "active",
                           \    "active_filtypes": [],
                           \    "passive_filetypes": ["java"] }

let g:syntastic_java_checkers = ['javac']

" hardtime config
let g:list_of_normal_keys = [ "h", "j", "k", "l", "-", "+", "<UP>", "<DOWN>", "<LEFT>", "<RIGHT>", "w", "W", "b", "B" ]

" UltiSnips config
let g:UltiSnipsExpandTrigger="<C-l>"
let g:UltiSnipsJumpForwardTrigger="<C-b>"
let g:UltiSnipsJumpBackwardTrigger="<C-z>"

" NerdCommenter config
let NERDSpaceDelims=1



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" => General
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"Set how many lines vim should remember
set history=700

" Turn on mouse compatibility.  Look at us being all modern
" (disabled due to annoying on a touchpad)
" set mouse=a

" Enable filetype plugins
filetype plugin on
filetype indent on

" Set to auto read when a file is changed from the outside
set autoread

" With a map leader it's possible to do extra key combinations
" like <leader>w saves the current file
let mapleader = ","
let g:mapleader = ","

" Fast saving
nmap <leader>w :w!<cr>

" fold method
set foldmethod=syntax

" Cursor line and column
set cursorline 



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" => File Types
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au FileType c setlocal noexpandtab shiftwidth=8 tabstop=8 softtabstop=8 textwidth=79
au FileType cpp setlocal noexpandtab shiftwidth=8 tabstop=8 softtabstop=8 textwidth=79
au FileType python setlocal expandtab shiftwidth=4 tabstop=8 softtabstop=4 textwidth=79 foldmethod=indent nosmartindent cinwords=if,elif,else,for,while,try,except,finally,def,class,with
au FileType coffee setlocal expandtab shiftwidth=4 tabstop=8 softtabstop=4 smartindent cinwords=if,elif,else,for,while,try,except,finally,def,class,with
au FileType htmldjango setlocal expandtab shiftwidth=2 tabstop=8 softtabstop=2
au FileType html setlocal expandtab shiftwidth=2 tabstop=8 softtabstop=2
au FileType go setlocal noexpandtab
au FileType snippets setlocal noexpandtab
au FileType rust setlocal textwidth=79
au FileType make set noexpandtab shiftwidth=8 tabstop=8 softtabstop=8

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" => VIM user interface
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" Set 7 lines to the cursor - when moving vertically using j/k
set so=7

" Turn on the WiLd menu
set wildmenu

" Ignore compiled files
set wildignore=*.o,*~,*.pyc

"Always show current position
set ruler

" Height of the command bar
set cmdheight=2

" A buffer becomes hidden when it is abandoned
set hid

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases 
set smartcase

" Highlight search results
set hlsearch

" Makes search act like search in modern browsers
set incsearch

" Don't redraw while executing macros (good performance config)
set lazyredraw

" For regular expressions turn magic on
set magic

" Show matching brackets when text indicator is over them
set showmatch
" How many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set t_vb=
set tm=500

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" => Colors and Fonts
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" Enable syntax highlighting
syntax enable

colorscheme desert
set background=dark

" Set extra options when running in GUI mode
if has("gui_running")
    set guioptions-=T
    set guioptions+=e
    set t_Co=256
    set guitablabel=%M\ %t
endif

" Set utf8 as standard encoding and en_US as the standard language
set encoding=utf8

" Use Unix as the standard file type
set ffs=unix,dos,mac

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" => Files, backups and undo
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" Turn backup off, since most stuff is in SVN, git et.c anyway...
set nobackup
set nowb
set noswapfile

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" => Text, tab and indent related
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" Use spaces instead of tabs
set expandtab

" Be smart when using tabs ;)
set smarttab

" 1 tab == 4 spaces
set shiftwidth=4
set tabstop=4

" vertical rule for text width
set colorcolumn=+1
highlight ColorColumn ctermbg=darkgrey guibg=darkgrey

" line numbers preferred
set rnu

" Linebreak on 500 characters
set lbr
set tw=500

set ai "Auto indent
set si "Smart indent
set nowrap " (DON'T!) Wrap lines


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" => Visual mode related
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" Visual mode pressing * or # searches for the current selection
" Super useful! From an idea by Michael Naumann
vnoremap <silent> * :call VisualSelection('f')<CR>
vnoremap <silent> # :call VisualSelection('b')<CR>


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" => Moving around, tabs, windows and buffers
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" Treat long lines as break lines (useful when moving around in them)
map j gj
map k gk

" Map <Space> to / (search) and Ctrl-<Space> to ? (backwards search)
map <space> /
map <c-space> ?

" Disable highlight when <leader><cr> is pressed
map <silent> <leader><cr> :noh<cr>

" Disable highlight when <leader><cr> is pressed
map <silent> <leader><cr> :noh<cr>

" Smart way to move between windows
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

" Close the current buffer
map <leader>bd :Bclose<cr>

" Close all the buffers
map <leader>ba :1,1000 bd!<cr>

" Useful mappings for managing tabs
map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>
map <leader>tm :tabmove

" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
map <leader>te :tabedit <c-r>=expand("%:p:h")<cr>/

" Switch CWD to the directory of the open buffer
map <leader>cd :cd %:p:h<cr>:pwd<cr>

" Specify the behavior when switching between buffers 
try
  set switchbuf=useopen,usetab,newtab
  set stal=2
catch
endtry

" Return to last edit position when opening files (You want this!)
autocmd BufReadPost *
     \ if line("'\"") > 0 && line("'\"") <= line("$") |
     \   exe "normal! g`\"" |
     \ endif
" Remember info about open buffers on close
set viminfo^=%

" Smart way to move between windows
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

" Close the current buffer
map <leader>bd :Bclose<cr>

" Close all the buffers
map <leader>ba :1,1000 bd!<cr>

" Useful mappings for managing tabs
map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>
map <leader>tm :tabmove

" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
map <leader>te :tabedit <c-r>=expand("%:p:h")<cr>/

" Switch CWD to the directory of the open buffer
map <leader>cd :cd %:p:h<cr>:pwd<cr>

" Specify the behavior when switching between buffers 
try
  set switchbuf=useopen,usetab,newtab
  set stal=2
catch
endtry

" Return to last edit position when opening files (You want this!)
autocmd BufReadPost *
     \ if line("'\"") > 0 && line("'\"") <= line("$") |
     \   exe "normal! g`\"" |
     \ endif
" Remember info about open buffers on close
set viminfo^=%


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" => Status line
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" Always show the status line
set laststatus=2

" Format the status line
set statusline=\ %{HasPaste()}%F%m%r%h\ %w\ \ CWD:\ %r%{getcwd()}%h\ \ \ Line:\ %l\ Col:\ %c


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" => Editing mappings
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" Remap VIM 0 to first non-blank character
map 0 ^

" Move a line of text using ALT+[jk] or Comamnd+[jk] on mac
nmap <M-j> mz:m+<cr>`z
nmap <M-k> mz:m-2<cr>`z
vmap <M-j> :m'>+<cr>`<my`>mzgv`yo`z
vmap <M-k> :m'<-2<cr>`>my`<mzgv`yo`z

if has("mac") || has("macunix")
  nmap <D-j> <M-j>
  nmap <D-k> <M-k>
  vmap <D-j> <M-j>
  vmap <D-k> <M-k>
endif

" Delete trailing white space on save, useful for Python and CoffeeScript ;)
func! DeleteTrailingWS()
  exe "normal mz"
  %s/\s\+$//ge
  exe "normal `z"
endfunc
autocmd BufWrite *.py :call DeleteTrailingWS()
autocmd BufWrite *.coffee :call DeleteTrailingWS()


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" => vimgrep searching and cope displaying
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" When you press gv you vimgrep after the selected text
vnoremap <silent> gv :call VisualSelection('gv')<CR>

" Open vimgrep and put the cursor in the right position
map <leader>g :vimgrep // **/*.<left><left><left><left><left><left><left>

" Vimgreps in the current file
map <leader><space> :vimgrep // <C-R>%<C-A><right><right><right><right><right><right><right><right><right>

" When you press <leader>r you can search and replace the selected text
vnoremap <silent> <leader>r :call VisualSelection('replace')<CR>

" Do :help cope if you are unsure what cope is. It's super useful!
"
" When you search with vimgrep, display your results in cope by doing:
"   <leader>cc
"
" To go to the next search result do:
"   <leader>n
"
" To go to the previous search results do:
"   <leader>p
"
map <leader>cc :botright cope<cr>
map <leader>co ggVGy:tabnew<cr>:set syntax=qf<cr>pgg
map <leader>n :cn<cr>
map <leader>p :cp<cr>


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" => Spell checking
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" Pressing ,ss will toggle and untoggle spell checking
map <leader>ss :setlocal spell!<cr>

" Shortcuts using <leader>
map <leader>sn ]s
map <leader>sp [s
map <leader>sa zg
map <leader>s? z=


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" => Misc
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" Remove the Windows ^M - when the encodings gets messed up
noremap <Leader>m mmHmt:%s/<C-V><cr>//ge<cr>'tzt'm

" Quickly open a buffer for scripbble
map <leader>q :e ~/buffer<cr>

" Toggle paste mode on and off
map <leader>pp :setlocal paste!<cr>


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" => Helper functions
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function! CmdLine(str)
    exe "menu Foo.Bar :" . a:str
    emenu Foo.Bar
    unmenu Foo
endfunction

function! VisualSelection(direction) range
    let l:saved_reg = @"
    execute "normal! vgvy"

    let l:pattern = escape(@", '\\/.*$^~[]')
    let l:pattern = substitute(l:pattern, "\n$", "", "")

    if a:direction == 'b'
        execute "normal ?" . l:pattern . "^M"
    elseif a:direction == 'gv'
        call CmdLine("vimgrep " . '/'. l:pattern . '/' . ' **/*.')
    elseif a:direction == 'replace'
        call CmdLine("%s" . '/'. l:pattern . '/')
    elseif a:direction == 'f'
        execute "normal /" . l:pattern . "^M"
    endif

    let @/ = l:pattern
    let @" = l:saved_reg
endfunction


" Returns true if paste mode is enabled
function! HasPaste()
    if &paste
        return 'PASTE MODE  '
    en
    return ''
endfunction

" Don't close window, when deleting a buffer
command! Bclose call <SID>BufcloseCloseIt()
function! <SID>BufcloseCloseIt()
   let l:currentBufNum = bufnr("%")
   let l:alternateBufNum = bufnr("#")

   if buflisted(l:alternateBufNum)
     buffer #
   else
     bnext
   endif

   if bufnr("%") == l:currentBufNum
     new
   endif

   if buflisted(l:currentBufNum)
     execute("bdelete! ".l:currentBufNum)
   endif
endfunction