patch 8.2.4662: no error for using out of range list index Commit: https://github.com/vim/vim/commit/22ebd172e48ba060c8a7bae3dbf6480b7596d937 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 1 15:26:58 2022 +0100 patch 8.2.4662: no error for using out of range list index Problem: No error for using out of range list index. Solution: Check list index at script level like in compiled function. (closes #10051)

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service