commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 12 22:23:25 2016 +0200 patch 7.4.2204 Problem: It is not easy to get information about buffers, windows and tabpages. Solution: Add getbufinfo(), getwininfo() and gettabinfo(). (Yegappan Lakshmanan)

" Vim script used in test_eval.in.  Needed for script-local function.

func! s:Testje()
  return "foo"
endfunc
let Bar = function('s:Testje')
$put ='s:Testje exists: ' . exists('s:Testje')
$put ='func s:Testje exists: ' . exists('*s:Testje')
$put ='Bar exists: ' . exists('Bar')
$put ='func Bar exists: ' . exists('*Bar')