patch 8.2.2141: a user command with try/catch may not catch an expression error Commit: https://github.com/vim/vim/commit/8143a53c533bc7776c57e5db063d185bdd5750f3 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Dec 13 20:26:29 2020 +0100 patch 8.2.2141: a user command with try/catch may not catch an expression error Problem: A user command with try/catch may not catch an expression error. Solution: When an expression fails check for following "|". (closes https://github.com/vim/vim/issues/7469)

" 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