> brew search tor
==> Formulae
actor-framework mogenerator
artifactory monitoring-plugins
asciidoctor mysql-connector-c
asciidoctorj mysql-connector-c++
(The rest are ommited.)
tor repository is found around the bottom because of alphabetical order.
> brew search /^tor/
==> Formulae
tor torrentcheck torsocks
The above procedure shows directly whether tor command is in the home brew repository.