I searched it up, and apparently "$@" and expands to "foo" "bar" while "$*" expands to "foo bar", and the latter is what we want. From a quick test on my machin

I searched it up, and apparently "$@" and expands to "foo" "bar" while "$*" expands to "foo bar", and the latter is what we want. From a quick test on my machine, that replacement in in your function definition seems to fix it :).