patch 9.0.0906: mouse scroll code is not optimal Commit: https://github.com/vim/vim/commit/ff95ce0930e6db0037fe8d1fc875a6522b054582 Author: Christopher Plewright <chris@createng.com> Date: Sat Nov 19 10:47:49 2022 +0000 patch 9.0.0906: mouse scroll code is not optimal Problem: Mouse scroll code is not optimal. Solution: Properly organise Normal mode, Insert mode and common code. (Christopher Plewright, closes #11572)

" 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