setup.sh does not work with or without sudo on MacOS

[rovinski]

Subject

[Flow] for any util, flow Makefile, or flow script issues.

Describe the bug

setup.sh does not work with or without sudo on MacOS.

With sudo:

$ sudo ./setup.sh
ERROR: cannot install on macOS if you are root or using sudo (not recommended for brew).

Without sudo:

$ ./setup.sh
This script must be run with sudo

Expected Behavior

At least one of the options works, even if it has to be done in two phases.

Environment

Not my environment, but someone else's.

To Reproduce

Run setup.sh with and without sudo

Relevant log output

No response

Screenshots

No response

Additional Context

No response