从上个暑假开始接触vim，一下子爱上了这个轻量的文本编辑器。目前我用vim主要是用来写python代码，下一步想要接触一下LaTex和Markdown。接触过vim的人都知道，vimrc是每个人的心血，每个爱折腾的人都有一个强大的vimrc。vim也正是因为插件和高度自定义化赢得越来越多的人的喜爱。下面把自己的vimrc记录在此，权当做个备份。
syntax on " Enable syntax highlighting.
filetype plugin indent on " Enable file type based indentation.
set autoindent " Respect indentation when starting a new line.
set expandtab " Expand tabs to spaces. Essential in Python.
set tabstop=4 " Number of spaces tab is counted for.
set shiftwidth=4 " Number of spaces to use for autoindent.
set mouse=a " 可以使用鼠标
set backspace=2 " Fix backspace behavior on most terminals.
" Fast split navigation with <Ctrl> + hjkl.
noremap <c-h> <c-w><c-h>
noremap <c-j> <c-w><c-j>
noremap <c-k> <c-w><c-k>
noremap <c-l> <c-w><c-l>
set foldmethod=indent "display all files as folded by default
autocmd BufRead * normal zR
set wildmenu " Enable enhanced tab autocomplete.
set wildmode=list:longest,full " Complete till longest string,
" then open the wildmenu.
set number "添加行号
set hlsearch "高亮查找结果
set clipboard=unnamed,unnamedplus " Copy into system (*) register.
"Plug-ins config
packloadall " Load all plugins.
silent! helptags ALL " Load help files for all plugins.
let g:plug_timeout = 300 " Increase vim-plug timeout for YouCompleteMe.
" Manage plugins with vim-plug.
call plug#begin('~/.vim/plugged')
Plug 'Valloric/YouCompleteMe' "自动补全插件
Plug 'tpope/vim-vinegar' "横杠键更强大
Plug 'ctrlpvim/ctrlp.vim' "搜索
"Plug 'sjl/gundo.vim' "undo树
Plug 'tpope/vim-fugitive' "在vim中进行git操作
Plug 'vim-scripts/ScrollColors' "主题配置小帮手
Plug 'vim-airline/vim-airline' "好看的底栏
Plug 'jiangmiao/auto-pairs' "分号括号自动补全
Plug 'scrooloose/nerdtree' "文件浏览
Plug 'vim-syntastic/syntastic' "自动检查语法
Plug 'KeitaNakamura/neodark.vim' "美妙的主题
"Plug 'Yggdroot/indentLine'
Plug 'haya14busa/incsearch.vim' "增强版search
Plug 'scrooloose/nerdcommenter' "快速注释插件
call plug#end()
"incsearch配置
map / <Plug>(incsearch-forward)
map ? <Plug>(incsearch-backward)
map g/ <Plug>(incsearch-stay)
set belloff=all " 所有事件下（包括错按esc，错按backspace）不发出声音
noremap <leader>] :YcmCompleter GoTo<cr> " 转到定义
#let g:airline#extensions#tabline#enabled = 1
" Always display status line (or what's the purpose of having powerline?)
"set laststatus=2
"let g:airline_powerline_fonts = 1 " 使用powerline打过补丁的字体
"let g:Powerline_symbols='fancy'
" Load powerline.
"python3 from powerline.vim import setup as powerline_setup
"python3 powerline_setup()
"python3 del powerline_setup
command! Bd :bp | :sp | :bn | :bd " Close buffer without closing window.
nnoremap <silent> <leader>. :cd %:p:h<CR> "自动cd
nnoremap <silent> <leader>q :SyntasticToggleMode<CR> "调节Syntastic为积极或者消极模式
set completeopt-=preview "自动补全不会触发preview窗口
map <C-n> :NERDTreeToggle<CR> "打开NERDTree的快捷键
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif "调节NERDTree在没有buffer时是否关闭
"NERDTress File highlighting
function! NERDTreeHighlightFile(extension, fg, bg, guifg, guibg)
exec 'autocmd filetype nerdtree highlight ' . a:extension .' ctermbg='. a:bg .' ctermfg='. a:fg .' guibg='. a:guibg .' guifg='. a:guifg
exec 'autocmd filetype nerdtree syn match ' . a:extension .' #^s+.*'. a:extension .'$#'
endfunction
call NERDTreeHighlightFile('jade', 'green', 'none', 'green', '#222f37')
call NERDTreeHighlightFile('ini', 'yellow', 'none', 'yellow', '#222f37')
call NERDTreeHighlightFile('md', 'blue', 'none', '#3366FF', '#222f37')
call NERDTreeHighlightFile('yml', 'yellow', 'none', 'yellow', '#222f37')
call NERDTreeHighlightFile('config', 'yellow', 'none', 'yellow', '#222f37')
call NERDTreeHighlightFile('conf', 'yellow', 'none', 'yellow', '#222f37')
call NERDTreeHighlightFile('json', 'yellow', 'none', 'yellow', '#222f37')
call NERDTreeHighlightFile('html', 'yellow', 'none', 'yellow', '#222f37')
call NERDTreeHighlightFile('styl', 'cyan', 'none', 'cyan', '#222f37')
call NERDTreeHighlightFile('css', 'cyan', 'none', 'cyan', '#222f37')
call NERDTreeHighlightFile('coffee', 'Red', 'none', 'red', '#222f37')
call NERDTreeHighlightFile('js', 'Red', 'none', '#ffa500', '#222f37')
call NERDTreeHighlightFile('php', 'Magenta', 'none', '#ff00ff', '#222f37')
"去点丑陋的侧边滚动轴
set guioptions-=r
set guioptions-=L
set guioptions-=b
cd /Users/apple/Desktop/freework "更改vim运行默认路径
set guifont=SourceCodeVariable-Roman:h20 "更改vim默认字体
" Add spaces after comment delimiters by default
let g:NERDSpaceDelims = 1
" Use compact syntax for prettified multi-line comments
let g:NERDCompactSexyComs = 1
" Align line-wise comment delimiters flush left instead of following code indentation
let g:NERDDefaultAlign = 'left'
" Set a language to use its alternate delimiters by default
let g:NERDAltDelims_java = 1
" Add your own custom formats or override the defaults
let g:NERDCustomDelimiters = { 'c': { 'left': '/**','right': '*/' } }
" Allow commenting and inverting empty lines (useful when commenting a region)
let g:NERDCommentEmptyLines = 1
" Enable trimming of trailing whitespace when uncommenting
let g:NERDTrimTrailingWhitespace = 1
" Enable NERDCommenterToggle to check all selected lines is commented or not
let g:NERDToggleCheckAllLines = 1