dotfiles/vim/vimrc

" ==============================================================================
" vimrc file for niblock :: Use `:so %` to re-source after changes
" ==============================================================================

" ==============================================================================
" General Settings
" ==============================================================================
set nocompatible                  " Be IMproved (https://goo.gl/2RiJoo)
syntax on                         " Syntax hilighting
filetype plugin indent on         " Recognize filetype, indent, plugin files
set encoding=utf-8                " Character encoding
set autoread                      " Auto-reload files changed outside Vim
set autochdir                     " Auto-change to local file directory
set undofile                      " Enable persistent undo
set showcmd                       " Shows you which commands you're typing
set number                        " Enable line numbers
set scrolloff=5                   " 5 lines of scroll buffer space

set autoindent                    " Enable auto-indentation
set expandtab                     " Use spaces instead of tab characters
set tabstop=4                     " How many spaces a tab is
set shiftwidth=4                  " How many spaces to shift
set softtabstop=4                 " How many spaces to use when editing
set textwidth=80                  " How long a line is
set winwidth=80                   " Minimum width of a window
set wrap                          " Wrap text

set foldmethod=syntax             " Enable folding on a syntax level

set wildmenu                      " Enable wildmenu
set wildmode:longest:full,full    " Configure wildmenu
set ignorecase smartcase          " Search: ignore case, unless case matters
set incsearch                     " Zoom to search results as I type
set hlsearch                      " Hilight search results

augroup ruby_settings             " Settings for Ruby and Ruby-like langs
     autocmd!
     autocmd FileType ruby,eruby,yaml set sw=2 sts=2
augroup END

augroup spellcheckr               " Spelling, for some files...
    autocmd!
    autocmd BufNewFile,BufRead *.md,*.rdoc,*.txt,*.wiki setlocal spell
augroup END

" Some netrw configuration
" let g:netrw_liststyle=3
" let g:netrw_browse_split=4
" let g:netrw_winsize=25

" ==============================================================================
" Mappings
" ==============================================================================

" Map Leader key
let mapleader = ","

" Make moving up/down work on wrapped lines of text
nnoremap <silent> j gj
nnoremap <silent> k gk
nnoremap <silent> ^ g^
nnoremap <silent> $ g$

" Move between splits with CTRL+h/j/k/l
nnoremap <silent> <C-l> <C-w>l
nnoremap <silent> <C-k> <C-w>k
nnoremap <silent> <C-j> <C-w>j
nnoremap <silent> <C-h> <C-w>h

" Toggle fold with space, if we're in a fold, otherwise just space
nnoremap <silent> <Space> @=(foldlevel('.')?'za':"\<Space>")<CR>
vnoremap <Space> zf

" Allow saving of files as sudo when I forgot to start vim using sudo.
cmap w!! w !sudo tee > /dev/null %

" Remap ESC in insert mode
inoremap jk <esc>

" Remove Trailing Whitespaace
nnoremap <silent> <leader>rtw :%s/\s\+$//e<CR>

" Easy mapping for Startify
nnoremap <silent> <leader>s :Startify<CR>

" Open help topics in a full new tab
command! -nargs=1 -complete=help H :tabnew | :set buftype=help | :h <args>

" Show buffer list and prompt to choose one
nnoremap <leader>b :ls<CR>:b<space>

" ==============================================================================
" Plugins
" ==============================================================================

if filereadable(expand("~/.vimrc-plugins"))
    source ~/.vimrc-plugins
endif