My vim _vimrc

Vim

个人vim配置，持续更新。

source $VIMRUNTIME/vimrc_example.vim
" An example for a vimrc file.
"
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last change:	2016 Jul 28
"
" To use it, copy it to
"     for Unix and OS/2:  ~/.vimrc
"	      for Amiga:  s:.vimrc
"  for MS-DOS and Win32:  $VIM\_vimrc
"       for OpenVMS:  sys$login:.vimrc
" When started as "evim", evim.vim will already have done these settings.
if v:progname =~? "evim"
  finish
endif
" Get the defaults that most users want.
source $VIMRUNTIME/defaults.vim
if has("vms")
  set nobackup      " do not keep a backup file, use versions instead
else
  set backup        " keep a backup file (restore to previous version)
  if has('persistent_undo')
    set undofile    " keep an undo file (undo changes after closing)
  endif
endif
if &t_Co > 2 || has("gui_running")
  " Switch on highlighting the last used search pattern.
  set hlsearch
endif
" Only do this part when compiled with support for autocommands.
if has("autocmd")
  " Put these in an autocmd group, so that we can delete them easily.
  augroup vimrcEx
  au!
  " For all text files set 'textwidth' to 78 characters.
  autocmd FileType text setlocal textwidth=78
  augroup END
else
  set autoindent        " always set autoindenting on
endif " has("autocmd")
" Add optional packages.
"
" The matchit plugin makes the % command work better, but it is not backwards
" compatible.
if has('syntax') && has('eval')
  packadd matchit
endif
source $VIMRUNTIME/mswin.vim
behave mswin
"Toggle Menu and Toolbar
set guioptions-=m
set guioptions-=T
set number
set writebackup
set noundofile
set nobackup
set noswapfile
colo evening
set fileencodings=ucs-bom,utf-8,utf-16,gbk,big5,gb18030,latin1
map :if &guioptions =~# 'T' 
        \set guioptions-=T 
        \set guioptions-=m 
    \else 
        \set guioptions+=T 
        \set guioptions+=m 
    \endif
set diffexpr=MyDiff()
function MyDiff()
  let opt = '-a --binary '
  if &diffopt =~ 'icase' | let opt = opt . '-i ' | endif
  if &diffopt =~ 'iwhite' | let opt = opt . '-b ' | endif
  let arg1 = v:fname_in
  if arg1 =~ ' ' | let arg1 = '"' . arg1 . '"' | endif
  let arg2 = v:fname_new
  if arg2 =~ ' ' | let arg2 = '"' . arg2 . '"' | endif
  let arg3 = v:fname_out
  if arg3 =~ ' ' | let arg3 = '"' . arg3 . '"' | endif
  if $VIMRUNTIME =~ ' '
    if &sh =~ '\<cmd'
      if empty(&shellxquote)
        let l:shxq_sav = ''
        set shellxquote&
      endif
      let cmd = '"' . $VIMRUNTIME . '\diff"'
    else
      let cmd = substitute($VIMRUNTIME, ' ', '" ', '') . '\diff"'
    endif
  else
    let cmd = $VIMRUNTIME . '\diff'
  endif
  silent execute '!' . cmd . ' ' . opt . arg1 . ' ' . arg2 . ' > ' . arg3
  if exists('l:shxq_sav')
    let &shellxquote=l:shxq_sav
  endif
endfunction