3 - bash -c 'shopt -s globstar nullglob; shellcheck -s bash --exclude=SC2068 -S error **/*.{sh,ksh,bash}'
4 - bash -c 'shopt -s globstar nullglob; shellcheck -s bash --exclude=SC2068 -S error lubs'
5 - bash -c 'shopt -s globstar nullglob; shellcheck -s bash --exclude=SC2068 -S error echo_color'