patch 8.0.0838: buffer hangs around whem terminal window is closed commit https://github.com/vim/vim/commit/94053a51255121713f51c122eb0dbb46c120e6d4 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Aug 1 21:44:33 2017 +0200 patch 8.0.0838: buffer hangs around whem terminal window is closed Problem: Buffer hangs around whem terminal window is closed. Solution: When the job has ended wipe out a terminal buffer when the window is closed.

function Test_Comparators()
  try
    let oldisident=&isident
    set isident+=#
    call assert_equal(1, 1 is#1)
  finally
    let &isident=oldisident
  endtry
endfunction