.vimrc

set ai
set history=100
syntax on
set number
set title
set wildmenu
set wildmode=list:longest
set ignorecase
set smartcase
set encoding=utf-8
set scrolloff=3
set autoindent
set showmode
set showcmd
set hidden
set wildmenu
set wildmode=list:longest
set visualbell
set cursorline
set ttyfast
set ruler
set backspace=indent,eol,start
set laststatus=2
set relativenumber "line number column shows distance from current
set undofile "create .un files when edited to undo can be done when reopening file

" save all swap files in a single location
set backupdir=~/.vim/backup/
set directory=~/.vim/backup/

" , is easier than \ for leader
let mapleader = ","

" some niceities for searching/moving
nnoremap / /\v
vnoremap / /\v
	" ^^ search using normal regex chars
set ignorecase " search all lower => case-insensitive search
set smartcase " 1+ chars upper => case-sensitive. this is good.
set gdefault " substitutions applied globally (all) on line
set incsearch
set showmatch
set hlsearch " highlight search results
nnoremap <leader><space> :noh<cr>
nnoremap <tab> %
vnoremap <tab> %
    " ^^ easy to clear out search highlighting with ',<space>'

" long line handling
set wrap
set textwidth=79
set formatoptions=qrn1
set colorcolumn=85

nmap <left> <<
nmap <right> >>
    " ^^ normal mode: no use of arrows, to force hjkl; left/right indent

nmap <Up> [e
nmap <Down> ]e
vmap <Up> [egv
vmap <Down> ]egv
    " ^^ use up/down arrows to move line/selection up down in normal/visual
    " mode

inoremap <up> <nop>
inoremap <down> <nop>
inoremap <left> <nop>
inoremap <right> <nop>
    " ^^ insert mode: no use of arrows, to force normal mode switch

vmap <Left> <gv
vmap <Right> >gv
    " move but stay selected in visual mode with left/right
    
nnoremap j gj
nnoremap k gk
    " ^^ better working of j/k: move by screen line, not file line

" set appropriate tabbing
set tabstop=4
set shiftwidth=4
set softtabstop=4
set expandtab

" use 'jj' in quick succession for ESC
inoremap jj <ESC>

" working with split windows
" horizontal split with ',hs', then focus
nnoremap <leader>hs <C-w>v<C-w>l

"vertical split with ',vs', then focus
nnoremap <leader>vs <C-w>s<C-w>l

"ctrl and h/j/k/l for moving between splits
nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l

" enable filetype plugins, which my tell e.g. matchit.vim what to do
:filetype plugin on

" tagbar configuration
let g:tagbar_ctags_bin='/usr/local/bin/ctags' " proper ctags location
noremap <silent> <Leader>y :TagbarToggle 

" colour scheme stuff
syntax enable
let g:solarized_termtrans = 1
colorscheme solarized

" yank text to OS X keyboard with ,Y
noremap <leader>y "*y

" preseve indentation when pasing with ,P
noremap <leader>p :set paste<CR>:put *<CR>:set nopaste<CR>

" Gist.vim
let g:gist_detect_filetype = 1
let g:gist_open_browser_after_post = 1