text: "=============================================================================
  " FILE: gcd.vim
  " AUTHOR: Shougo Matsushita <Shougo.Matsu@gmail.com>
  " License: MIT license  {{{
  "     Permission is hereby granted, free of charge, to any person obtaining
  "     a copy of this software and associated documentation files (the
  "     "Software"), to deal in the Software without restriction, including
  "     without limitation the rights to use, copy, modify, merge, publish,
  "     distribute, sublicense, and/or sell copies of the Software, and to
  "     permit persons to whom the Software is furnished to do so, subject to
  "     the following conditions:
  "
  "     The above copyright notice and this permission notice shall be included
  "     in all copies or substantial portions of the Software.
  "
  "     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  "     OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  "     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  "     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
  "     CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  "     TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  "     SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  " }}}
  "=============================================================================
  
  let s:command = {
        \ 'name' : 'gcd',
        \ 'kind' : 'internal',
        \ 'description' : 'gcd [{directory-path}]',
        \}
  function! s:command.execute(args, context) abort "{{{
    " Change the global working directory.
  
    let dir = empty(a:args)? getcwd() : a:args[0]
    let b:vimshell.current_dir = dir
  
    return vimshell#helpers#execute_internal_command('cd', [ dir ], a:context)
  endfunction"}}}
  
  function! vimshell#commands#gcd#define() abort
    return s:command
  endfunction
  