patch 8.2.4016: Vim9: incorrect error for argument that is shadowing var Commit: https://github.com/vim/vim/commit/58493cfae255adec2d5b407593b82d07abcc0975 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 6 12:23:30 2022 +0000 patch 8.2.4016: Vim9: incorrect error for argument that is shadowing var Problem: Vim9: incorrect error for argument that is shadowing var. Solution: Ignore variable that is not in block where the function was defined.

#!/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