patch 8.2.4770: cannot easily mix expression and heredoc Commit: https://github.com/vim/vim/commit/efbfa867a146fcd93fdec2435597aa4ae7f1325c Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Sun Apr 17 12:47:40 2022 +0100 patch 8.2.4770: cannot easily mix expression and heredoc Problem: Cannot easily mix expression and heredoc. Solution: Support in heredoc. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/10138)

" Settings for test script execution
" Always use "sh", don't use the value of "$SHELL".
set shell=sh

" Only when the +eval feature is present. 
if 1
  " While some tests overwrite $HOME to prevent them from polluting user files,
  " we need to remember the original value so that we can tell external systems
  " where to ask about their own user settings.
  let g:tester_HOME = $HOME
endif

source setup.vim