mappings.vim

" ----------------------------------------
" Mappings
" ----------------------------------------

" Set leader to ,
" Note: This line MUST come before any <leader> mappings
let mapleader=','
let maplocalleader = ' '

" ---------------
" Regular Mappings
" ---------------

" Use ; for : in normal and visual mode, less keystrokes
nnoremap ; :
vnoremap ; :

" Yank entire buffer with gy
nnoremap gy :0,$ y<cr>

" Select entire buffer
nnoremap vy ggVG

" Just to beginning and end of lines easier. From http://vimbits.com/bits/16
noremap H ^
noremap L $

" ---------------
" Insert Mode Mappings
" ---------------

" Let's make escape better, together.
inoremap jk <Esc>
inoremap JK <Esc>
inoremap Jk <Esc>
inoremap jK <Esc>

" ---------------
" Leader Mappings
" ---------------

" Search and replace word under cursor
nnoremap <leader>sr :%s/\<<c-r><c-w>\>//<left>

" Smart insert semicolon
noremap <leader>; mqA;<Esc>`q

" Clear search
noremap <silent><leader>/ :nohls<CR>

" Highlight search word under cursor without jumping to next
nnoremap <leader>h *<C-O>

" Quickly switch to last buffer
nnoremap <leader>. :e#<CR>

" Underline the current line with '-'
nnoremap <silent> <leader>ul :t.\|s/./-/\|:nohls<cr>

" Surround the commented line with lines.
"
" Example:
"          # Test 123
"          becomes
"          # --------
"          # Test 123
"          # --------
nnoremap <silent> <leader>cul :normal "lyy"lpwvLr-^"lyyk"lP<cr>

" Format the entire file
nnoremap <leader>fef mx=ggG='x

" Split window vertically or horizontally *and* switch to the new split!
nnoremap <silent> <leader>hs :split<Bar>:wincmd j<CR>:wincmd =<CR>
nnoremap <silent> <leader>vs :vsplit<Bar>:wincmd l<CR>:wincmd =<CR>

" Open a new tab
nnoremap <silent> <leader>tn :tabnew<CR>

" Disable the ever-annoying Ex mode shortcut key. Type visual my ass. Instead,
" make Q repeat the last macro instead. *hat tip* http://vimbits.com/bits/263
nnoremap Q @@