vim/vimrc

   1 " My vimrc file.
   2 "
   3 " Author:   Samir Benmendil <samir.benmendil[at]gmail[dot]com>
   4 "
   5
   6 " use xdg
   7 set runtimepath=$XDG_CONFIG_HOME/vim,$VIMRUNTIME,$XDG_CONFIG_HOME/vim/after
   8
   9 " bundles {{{1
  10 filetype off
  11 set rtp+=$XDG_DATA_HOME/vim/vundle
  12 call vundle#rc('$XDG_DATA_HOME/vim')
  13
  14 Bundle 'gmarik/vundle'
  15 Bundle 'bling/vim-airline'
  16 Bundle 'ctrlp.vim'
  17 Bundle 'fugitive.vim'
  18 Bundle 'Gundo'
  19 Bundle 'The-NERD-tree'
  20 Bundle 'surround.vim'
  21 Bundle 'Syntastic'
  22 Bundle 'Tagbar'
  23 Bundle 'tComment'
  24 Bundle 'Valloric/YouCompleteMe'
  25 Bundle 'elzr/vim-json'
  26 Bundle 'http://git.code.sf.net/p/vim-latex/vim-latex'
  27 Bundle 'ervandew/ag.git'
  28
  29 filetype plugin indent on
  30
  31 " moving around, searching and patterns {{{1
  32 set incsearch           " show match for partly typed search command
  33 set ignorecase          " ignore case when using a search pattern
  34 set smartcase           " override 'ignorecase' when pattern has upper case characters
  35 set hlsearch                    " highlight all matches for the last used search pattern
  36
  37 " use leader-n to unhighlight search
  38 nmap <silent> <Leader>n :silent nohl<CR>
  39 " use leader-# to display the number of matches for the last search
  40 nmap <Leader># :%s:<C-R>/::gn<CR>
  41 " center cursor after search
  42 nnoremap n nzz
  43 " disable arrows
  44 inoremap <Up> <NOP>
  45 inoremap <Down> <NOP>
  46 inoremap <Left> <NOP>
  47 inoremap <Right> <NOP>
  48 noremap <Up> <NOP>
  49 noremap <Down> <NOP>
  50 noremap <Left> <NOP>
  51 noremap <Right> <NOP>
  52
  53 set nostartofline       " don't  move the cursor to the first non-blank char of a line
  54 set path=.,**           " current + subdirectory search for :find, :grep:, ...
  55
  56 " displaying text {{{1
  57 set scrolloff=5                 " number of screen lines to show around the cursor
  58 set wrap                        " long lines wrap
  59 set linebreak                   " wrap long lines at a character in 'breakat'
  60 set showbreak=▒▒                " show these chars for wrapped lines
  61
  62 set lazyredraw                  " don't redraw while executing macros
  63
  64 set list                        " show chars defined in 'listchars'
  65 set listchars=tab:»·,trail:·    " list of strings used for list mode
  66
  67 set number                      " show the line number for each line
  68 set relativenumber              " show the relative line number for each line
  69 " toggle relativenumber
  70 nnoremap <silent> <Leader>u :exe "set relativenumber!"<CR>
  71
  72 if has("autocmd")
  73   " When editing a file, always jump to the last known cursor position.
  74   " Don't do it when the position is invalid or when inside an event handler
  75   " (happens when dropping a file on gvim).
  76   " Also don't do it when the mark is in the first line, that is the default
  77   " position when opening a file.
  78   " blacklist certain filetype, you can get a file type with :echo &ft
  79   let blacklist = ['gitcommit']
  80   autocmd BufReadPost *
  81     \ if index(blacklist, &ft) < 0 && line("'\"") > 1 && line("'\"") <= line("$") |
  82     \   exe "normal! g`\"" |
  83     \ endif
  84 endif
  85
  86
  87 " syntax, highlighting and spelling {{{1
  88 set background=dark             " Dark background, d'uh!
  89 syntax on
  90
  91 set spelllang=en_gb             " list of accepted languages
  92 set dictionary=spell            " list of dictionary files for keyword completion
  93 " Spell Check http://tex.stackexchange.com/a/52932
  94 let b:myLang=0
  95 let g:myLangList=["nospell","en_gb","en_us","de","fr"]
  96 function! ToggleSpell()
  97   let b:myLang=b:myLang+1
  98   if b:myLang>=len(g:myLangList) | let b:myLang=0 | endif
  99   if b:myLang==0
 100     setlocal nospell
 101   else
 102     execute "setlocal spell spelllang=".get(g:myLangList, b:myLang)
 103   endif
 104   echo "spell checking language:" g:myLangList[b:myLang]
 105 endfunction
 106 map <F10> :call ToggleSpell()<CR>
 107 imap <F10> <C-O>:call ToggleSpell()<CR>
 108
 109 if has("autocmd")
 110     au Filetype *
 111         \ if &omnifunc == "" | setl omnifunc=syntaxcomplete#Complete | endif
 112 endif
 113
 114 " multiple windows {{{1
 115 set laststatus=2                " 0, 1 or 2; when to use a status line for the last window
 116
 117 set previewheight=20            " default height for the preview window
 118
 119 set splitright                  " a new window is put right of the current one
 120
 121 nmap <C-J> <C-W>j
 122 nmap <C-K> <C-W>k
 123 nmap <C-H> <C-W>h
 124 nmap <C-L> <C-W>l
 125
 126 map <F1> :ls<CR>:b<space>
 127
 128 " using the mouse {{{1
 129 set mouse=rnv                   " list of flags for using the mouse
 130 set ttymouse=xterm              " type of mouse
 131
 132 "xterm mouse with middleclick paste
 133 nnoremap <MiddleMouse> i<MiddleMouse>
 134 vnoremap <MiddleMouse> s<MiddleMouse>
 135
 136 " messages and info {{{1
 137 set showcmd                     " Show (partial) command in status line.
 138 set ruler                       " show the cursor position all the time
 139 set confirm                     " Ask what to do when closing unsaved documents
 140
 141 " editing text {{{1
 142 set backspace=indent,eol,start  " allow backspacing over everything in insert mode
 143
 144 set showmatch                   " Show matching brackets.
 145
 146 set nojoinspaces                " don't use two spaces after '.' when joining a line
 147 set formatoptions+=j            " remove comment leader when joining lines
 148
 149 set nrformats=hex               " number formats recognized for CTRL-A and CTRL-X commands
 150
 151 " whether to use a popup menu for Insert mode completion
 152 set completeopt=longest,menuone,preview
 153
 154 " Indent if we're at the beginning of a line. Else, do completion.
 155 function! InsertTabWrapper()
 156   let col = col('.') - 1
 157   if !col || getline('.')[col - 1] !~ '\k'
 158     return "\<Tab>"
 159   else
 160     return "\<C-N>"
 161 endif
 162 endfunction
 163 inoremap <Tab> <C-R>=InsertTabWrapper()<CR>
 164 inoremap <S-Tab> <C-P>
 165
 166 " fix legacy vi inconsistency
 167 map Y y$
 168
 169 " allow repeat operator on visual
 170 vnoremap . :normal .<CR>
 171
 172 " add line without changing position or leaving mode
 173 map <Leader>o :set paste<CR>m`o<ESC>``:set nopaste<CR>
 174 map <Leader>O :set paste<CR>m`O<ESC>``:set nopaste<CR>
 175
 176 " Don't use Ex mode, use Q for formatting
 177 map Q gq
 178
 179 " allow undoing in insert-mode
 180 inoremap <C-U> <C-G>u<C-U>
 181 inoremap <C-W> <C-G>u<C-W>
 182
 183 " tabs and indent {{{1
 184 set shiftwidth=4                " number of spaces used for each step of (auto)indent
 185 set smarttab                    " a <Tab> in an indent inserts 'shiftwidth' spaces
 186 set softtabstop=4               " if non-zero, number of spaces to insert for a <Tab>
 187 set shiftround                  " round to 'shiftwidth' for "<<" and ">>"
 188 set expandtab                   " expand <Tab> to spaces in Insert mode
 189
 190 set cindent                     " use smart C indenting (see :h C-indenting)
 191 set cinoptions=l1,c4,(0,U1,w1,m1,j1,J1
 192
 193 set pastetoggle=<F11>           " key sequence to toggle paste mode
 194
 195 nmap <Leader>b :set expandtab tabstop=4 shiftwidth=4 softtabstop=4<CR>
 196 nmap <Leader>B :set expandtab tabstop=8 shiftwidth=8 softtabstop=4<CR>
 197 nmap <Leader>M :set noexpandtab tabstop=8 softtabstop=4 shiftwidth=4<CR>
 198 nmap <Leader>m :set expandtab tabstop=2 shiftwidth=2 softtabstop=2<CR>
 199
 200 " folding {{{1
 201 set foldmethod=marker           " folding type
 202 set foldlevelstart=0            " value for 'foldlevel' when starting to edit a file
 203
 204 " space will toggle current fold in normal mode
 205 nnoremap <silent> <Space> @=(foldlevel('.')?'za':"\<Space>")<CR>
 206 " create folds around visual selection
 207 vnoremap <Space> zf
 208
 209 " save and restore folds
 210 set viewoptions=folds,cursor    " don't save local options
 211 autocmd BufWinLeave *.* mkview
 212 autocmd BufWinEnter *.* silent loadview
 213
 214 " reading and writing files {{{1
 215 set writebackup                 " write a backup file before overwriting a file
 216 set backup                      " keep a backup after owerwriting a file
 217 set backupdir=$XDG_CACHE_HOME/vim
 218
 219 set undofile                    " persistent undo history
 220 set undodir=$XDG_CACHE_HOME/vim
 221
 222 set autowrite                   " automatically write a file when leaving a modified buffer
 223
 224 " save with sudo
 225 cmap w!! w !sudo tee % > /dev/null
 226
 227 " the swap file {{{1
 228 set directory=$XDG_CACHE_HOME/vim,.,/var/tmp
 229
 230 " command line editing {{{1
 231 set history=500                 " how many command lines are remembered
 232 set wildmode=longest:full       " specifies how command line completion works
 233 set wildmenu                    " command-line completion shows a list of matches
 234
 235 " various {{{1
 236 set virtualedit=block           " let cursor move past last char in <C-V> mode
 237 set viminfo='100,<50,s10,h,n$XDG_CACHE_HOME/vim/viminfo " viminfo defaults but save file in .vim
 238
 239 set viewdir=$XDG_CACHE_HOME/vim
 240
 241 " plugins {{{1
 242 " airline {{{2
 243 let g:airline_detect_whitespace=2
 244 let g:airline_whitespace_symbol = 'Ξ'
 245 let g:airline_linecolumn_prefix = '␊ '
 246 let g:airline_left_sep = '▶'
 247 let g:airline_right_sep = '◀'
 248 let g:airline#extensions#tabline#enabled = 1
 249
 250 " Gundo {{{2
 251 nnoremap <F7> :GundoToggle<CR>
 252 " fugitive {{{2
 253 nmap <silent> <leader>dd :tab split \| Gdiff \| wincmd h<CR>
 254
 255 " NERDTree {{{2
 256 " open/close NERDTree with \e
 257 nmap <Leader>e :NERDTreeToggle<CR>
 258 nmap <F6> :NERDTreeToggle<CR>
 259 " <space> to open files/dirs
 260 let NERDTreeMapActivateNode='<space>'
 261 " close vim if only NERDTree is open
 262 autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif
 263
 264 " synastic {{{2
 265 let g:syntastic_enable_highlighting = 0
 266 let g:syntastic_error_symbol='E'
 267 let g:syntastic_style_error_symbol='S'
 268 let g:syntastic_warning_symbol='W'
 269 let g:syntastic_style_warning_symbol='S'
 270 let g:syntastic_always_populate_loc_list=1
 271 nmap <silent> <leader>y :SyntasticCheck<cr>
 272
 273 if ! &diff
 274    let g:syntastic_check_on_open=1
 275 endif
 276
 277 " tagbar {{{2
 278 map <F5> :TagbarToggle<cr>
 279 let g:tagbar_sort = 0
 280 let g:tagbar_compact = 1
 281 let g:tagbar_autoshowtag = 1
 282 let g:tagbar_width = 25
 283 let g:tagbar_iconchars = ['+', '-']
 284
 285 " YouCompleteMe {{{2
 286 let g:ycm_extra_conf_globlist = ['/mnt/data/src/*']
 287
 288 " vim-json {{{2
 289 let g:vim_json_syntax_conceal = 0
 290
 291 " vim-latex {{{2
 292 let g:tex_flavor='latex'
 293 let g:Tex_DefaultTargetFormat='pdf'
 294
 295 " functions {{{1
 296 " Convenient command to see the difference between the current buffer and the
 297 " file it was loaded from, thus the changes you made.
 298 " Only define it when not defined already.
 299 if !exists(":DiffOrig")
 300   command DiffOrig vert new | set bt=nofile | r # | 0d_ | diffthis
 301                   \ | wincmd p | diffthis
 302 endif