.vimrc

" Basic settings and reduce vi compatibility
syntax enable
filetype on
filetype indent on
filetype plugin on
set encoding=utf-8
set nocompatible

" General
let g:netrw_dirhistmax=0  " Disable netrw history
set bs=2  " Backspace should work across lines
set completeopt=menuone,menu,longest,preview
set hidden
set linebreak  " Wrap lines at convenient locations
set list
set listchars=tab:▸\ ,extends:❯,precedes:❮
set history=1000  " Number of commands that are remembered
set magic
set modeline
set modelines=1
set novisualbell
set number
set ruler
set showcmd
set showmatch
set smartindent
set splitbelow
set splitright
set t_Co=256
set tabpagemax=50  " Maximum number of pages `vim -p` can open
set title
set ttyfast
set tw=0
set undolevels=1000  " Undo history size
set wildignore+=.hg,.git,.svn                    " Version control
set wildignore+=*.aux,*.out,*.toc                " LaTeX intermediate files
set wildignore+=*.jpg,*.bmp,*.gif,*.png,*.jpeg   " binary images
set wildignore+=*.o,*.pyc,*.class,*.so           " compiled files
set wildignore+=ve/**,ve-*/**                    " virtualenv folders
set wildignore+=__pycache__                      " Python 3
set wildignore+=.*.sw[opq]                       " vim swap files
set wildmenu
set wildmode=list:longest

" Indentation
set autoindent
set backspace=indent,eol,start
set expandtab
set smarttab
set softtabstop=2
set shiftwidth=2
set tabstop=2

" Searching
set hlsearch
set ignorecase
set incsearch
set smartcase
nnoremap * *<c-o>  " Don't move on *
nmap <Leader>q :nohlsearch<CR>  " Disable search highlighting

" Scrolling
set scrolloff=5      " Start scrolling slightly before the cursor reaches an edge
set sidescrolloff=5

" Setup NeoBundle
if has('vim_starting')
  set runtimepath+=~/.vim/bundle/neobundle.vim/
endif

" Let NeoBundle check its packages.
call neobundle#begin(expand('~/.vim/bundle/'))
NeoBundleFetch 'Shougo/neobundle.vim'
NeoBundle 'altercation/vim-colors-solarized'
NeoBundle 'bling/vim-airline'
NeoBundle 'kien/ctrlp.vim'
NeoBundle 'LaTeX-Box-Team/LaTeX-Box'
NeoBundle 'leafgarland/typescript-vim'
NeoBundle 'mustache/vim-mustache-handlebars'
NeoBundle 'scrooloose/nerdcommenter'
NeoBundle 'scrooloose/syntastic'
NeoBundle 'tpope/vim-fugitive'
NeoBundle 'vim-python/python-syntax'
call neobundle#end()
filetype plugin indent on
NeoBundleCheck

" Following taken from http://items.sjbach.com/319/configuring-vim-right
runtime macros/matchit.vim

" Cursor moves through visual lines, not real lines
map <Up> gk
map <Down> gj

" Clean whitespace
map <Leader>W  :%s/\s\+$//<cr>:let @/=''<CR>

" Syntax highlighting
autocmd BufNewFile,BufRead *.h,*.hpp,*.hh,*.hxx,*.cc*,.cpp,*.cxx set syntax=cpp11  " C++11
autocmd BufNewFile,BufRead *.less set filetype=less  " LESS CSS
autocmd BufRead,BufNewFile *.md set filetype=markdown  " Markdown
autocmd BufNewFile,BufRead *.rl set syntax=ragel  " Ragel

" Highlight VCS conflict markers
match ErrorMsg '^\(<\|=\|>\)\{7\}\([^=].\+\)\?$'

" Colourful LISP brackets
let g:lisp_rainbow=1
let g:mode=1

" ctags
set tags=./tags;/

" Switch between .h / _impl.h / .cc / .py / .js / _test.* / with ,h ,i ,c ,p ,j ,u
let pattern = '\(\(_test\)\?\.\(cc\|js\|py\)\|\(_impl\)\?\.h\)$'
nmap ,c :e <C-R>=substitute(expand("%"), pattern, ".cc", "")<CR><CR>
nmap ,h :e <C-R>=substitute(expand("%"), pattern, ".h", "")<CR><CR>
nmap ,i :e <C-R>=substitute(expand("%"), pattern, "_impl.h", "")<CR><CR>
nmap ,u :e <C-R>=substitute(expand("%"), pattern, "_test.", "") . substitute(expand("%:e"), "h", "cc", "")<CR><CR>
nmap ,p :e <C-R>=substitute(expand("%"), pattern, ".py", "")<CR><CR>
nmap ,j :e <C-R>=substitute(expand("%"), pattern, ".js", "")<CR><CR>

" clang-format
map <C-K> ggVG :py3f /home/ubuntu/bin/clang-format.py<cr>
imap <C-K> <c-o>:py3f /home/ubuntu/bin/clang-format.py<cr>
function! Formatonsave()
  let l:formatdiff = 1
  py3f /home/ubuntu/bin/clang-format.py
endfunction
autocmd BufWritePre *.h,*.c,*.cc,*.cpp call Formatonsave()

" Airline
let g:airline#extensions#tabline#enabled = 1
let g:airline#extensions#tabline#left_sep = ' '
let g:airline#extensions#tabline#left_alt_sep = '|'
let g:airline_powerline_fonts = 1
set laststatus=2
set statusline=%<%f\ %h%m%r%=%-14.(%l,%c%V%)\ %P
set statusline+=%{fugitive#statusline()}
set statusline+=%#warningmsg#
set statusline+=%{SyntasticStatuslineFlag()}
set statusline+=%*

" Ctrl-P
let g:ctrlp_custom_ignore = {
  \ 'dir':  '\.git$\|\.hg$\|\.svn$\|ve$\|ve-\|doc/html',
  \ 'file': '\.o$\|\.so$\|\.dll$',
  \ }
let g:ctrlp_use_caching = 0
let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files . -co --exclude-standard', 'find %s -type f']  " Make Ctrl-P plugin a lot faster for Git projects

" LaTeX-Box
let g:LatexBox_custom_indent=0

" NERDcommenter
nmap <C-c> <plug>NERDCommenterToggle<CR>
vmap <C-c> <plug>NERDCommenterToggle<CR>

" Python
let g:python_version_2 = 0
let g:python_highlight_builtins = 1
let g:python_highlight_builtin_funcs = 1
let g:python_highlight_builtin_objs = 1
let g:python_highlight_exceptions = 1
let g:python_highlight_string_formatting = 1
let g:python_highlight_string_format = 1
let g:python_highlight_class_vars = 1

" Solarized
set background=dark
let g:solarized_contrast='high'
let g:solarized_termcolors=256
let g:solarized_termcolors=256
let g:solarized_termtrans=1
let g:solarized_visibility='high'
colorscheme solarized

" Syntastic
let g:syntastic_always_populate_loc_list = 1
let g:syntastic_auto_loc_list = 0
let g:syntastic_check_on_open = 1
let g:syntastic_check_on_open = 1
let g:syntastic_check_on_wq = 1
let g:syntastic_enable_signs = 1
let g:syntastic_loc_list_height = 5
let g:syntastic_c_compiler_options = '-W -Wall -Wextra -pedantic -I/opt/postgresql-9.5.grok/include -I/usr/include/python3.5m -std=c11 -D_POSIX_SOURCE -D_POSIX_C_SOURCE=200112L -D_BSD_SOURCE -D_XOPEN_SOURCE=700'
let g:syntastic_cpp_compiler_options = '-W -Wall -Wextra -pedantic -std=c++11 -I/usr/include/python3.5m'
let g:syntastic_cpp_include_dirs = ['src/include', 'src/lib']
let g:syntastic_javascript_checkers = ['npx', 'eslint']
let g:syntastic_python_flake8_args = ' --ignore=E111,E114,E221,E226,E265,E402,E501,E731,C813,C815,C816 '
let g:syntastic_tex_checkers = ['chktex']
let g:syntastic_tex_chktex_args = '-l ~/.chktexrc'

" Highlight unwanted spaces at the end of lines (http://vim.wikia.com/wiki/Highlight_unwanted_spaces)
highlight ExtraWhitespace ctermbg=red guibg=red
match ExtraWhitespace /\s\+$/
autocmd BufWinEnter * match ExtraWhitespace /\s\+$/
autocmd InsertEnter * match ExtraWhitespace /\s\+\%#\@<!$/
autocmd InsertLeave * match ExtraWhitespace /\s\+$/
autocmd BufWinLeave * call clearmatches()