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: ${THIS_SH:=./bash}
${THIS_SH} -c 'command . notthere ; echo one' bash
${THIS_SH} -c '. notthere ; echo two' bash
${THIS_SH} -o posix -c 'command . notthere ; echo one' bash
${THIS_SH} -o posix -c '. notthere ; echo two' bash
command ; echo $?
command -- ; echo $?
command -p ; echo $?
command -p -- ; echo $?
command recho one; echo $?
command -- recho two; echo $?
command -p echo three; echo $?
command -p -- echo four ; echo $?
command ''
echo $?
command -p
echo $?
${THIS_SH} -c 'set -e ; command false ; echo after' bash
command command command -p . notthere ; echo after 1
command -p command command . notthere ; echo after 2
command -p command -V type
set -x
command -v type
command command -v type
command -p command -v type
command -p -- command -v type
set +x
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