[.vimrc] make bookmarklet @see http://bootleq.blogspot.com/2010/08/vim-function-javascript-bookmarklet.html

gistfile1.vim

command! -nargs=* Bookmarklet call Bookmarklet(<f-args>)
fun! Bookmarklet(...)
  let result = JsCompress(0, 0, '--compilation_level=WHITESPACE_ONLY')
  if len(getqflist()) == 0 && strlen(result) > 0
    let reuse_win = 0
    for winnr in tabpagebuflist(tabpagenr())
      if bufname(winnr) == '[Bookmarklet]'
        exec winnr . 'wincmd w'
        let reuse_win = winnr
      endif
    endfor
    if ! reuse_win
      exec 'belowright 5new [Bookmarklet]'
      setlocal noswapfile bufhidden=wipe winfixheight filetype=javascript
    endif
    let result = substitute(result, '[\n]', '', '')
    setlocal buftype=
    call setline(1, 'javascript:(function(){' . result . '})();')
    if has('ruby')
      ruby require("uri"); VIM::Buffer.current.line = URI.escape(VIM::Buffer.current.line);
    else
      echohl WarningMsg | echomsg "No ruby support. Can't do URI encoding." | echohl None
    endif
    setlocal buftype=nofile
  endif
endf