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"   Filename: .vimrc                                                         "
" Maintainer: Michael J. Smalley <michaeljsmalley@gmail.com>                 "
"        URL: http://github.com/michaeljsmalley/dotfiles                     "
"                                                                            "
"                                                                            "
" Sections:                                                                  "
"   01. General ................. General Vim behavior                       "
"   02. Events .................. General autocmd events                     "
"   03. Theme/Colors ............ Colors, fonts, etc.                        "
"   04. Vim UI .................. User interface behavior                    "
"   05. Text Formatting/Layout .. Text, tab, indentation related             "
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" 01. General                                                                "
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set nocompatible         " get rid of Vi compatibility mode. SET FIRST!

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" 02. Events                                                                 "
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filetype plugin indent on " filetype detection[ON] plugin[ON] indent[ON]

" In Makefiles DO NOT use spaces instead of tabs
autocmd FileType make setlocal noexpandtab
" In Ruby files, use 2 spaces instead of 4 for tabs
autocmd FileType ruby setlocal sw=2 ts=2 sts=2

" Enable omnicompletion (to use, hold Ctrl+X then Ctrl+O while in Insert mode.
set ofu=syntaxcomplete#Complete

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" 03. Theme/Colors                                                           "
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set t_Co=256              " enable 256-color mode.
syntax enable             " enable syntax highlighting (previously syntax on).
"colorscheme molokai       " set colorscheme

" Prettify JSON files
autocmd BufRead,BufNewFile *.json set filetype=json
autocmd Syntax json sou ~/.vim/syntax/json.vim

" Prettify Vagrantfile
autocmd BufRead,BufNewFile Vagrantfile set filetype=ruby

" Highlight characters that go over 80 columns
highlight OverLength ctermbg=red ctermfg=white guibg=#592929
match OverLength /\%81v.\+/

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" 04. Vim UI                                                                 "
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set number                " show line numbers
set cul                   " highlight current line
set laststatus=2          " last window always has a statusline
set nohlsearch            " Don't continue to highlight searched phrases.
set incsearch             " But do highlight as you type your search.
set ignorecase            " Make searches case-insensitive.
set ruler                 " Always show info along bottom.
set showmatch
set statusline=%<%f\%h%m%r%=%-20.(line=%l\ \ col=%c%V\ \ totlin=%L%)\ \ \%h%m%r%=%-40(bytval=0x%B,%n%Y%)\%P

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" 05. Text Formatting/Layout                                                 "
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set autoindent            " auto-indent
set tabstop=4             " tab spacing
set softtabstop=4         " unify
set shiftwidth=4          " indent/outdent by 4 columns
set shiftround            " always indent/outdent to the nearest tabstop
set expandtab             " use spaces instead of tabs
set smarttab              " use tabs at the start of a line, spaces elsewhere
set nowrap                " don't wrap text

match ErrorMsg '\s\+$'    " mark trailing whitespace

" Removes trailing spaces
function! TrimWhiteSpace()
     %s/\s\+$//e
     endfunction

autocmd FileWritePre    * :call TrimWhiteSpace()
autocmd FileAppendPre   * :call TrimWhiteSpace()
autocmd FilterWritePre  * :call TrimWhiteSpace()
autocmd BufWritePre     * :call TrimWhiteSpace()