~$ brew install scala
Updating Homebrew...
==> Auto-updated Homebrew!
Updated 2 taps (homebrew/core and homebrew/cask).
==> Updated Formulae
abcm2ps             dynare              json-fortran        spirv-cross
acpica              flatcc              juju                step
aide                fortio              khal                swagger-codegen@2
anycable-go         fselect             kubernetes-cli      tbb
armadillo           futhark             lf                  terragrunt
aubio               gdal                libssh2             vim
autossh             git-fixup           llnode              wsk
bartycrouch         gitlab-runner       micropython         xxhash
bettercap           glooctl             octave              ykpers
bowtie2             gosu                phpunit             zabbix
cabextract          hadolint            polyml
cppad               istioctl            presto
derby               jenkins             pushpin

==> Downloading https://downloads.lightbend.com/scala/2.12.8/scala-2.12.8.tgz
######################################################################## 100.0%
==> Caveats
To use with IntelliJ, set the Scala home to:
  /usr/local/opt/scala/idea
==> Summary
🍺  /usr/local/Cellar/scala/2.12.8: 42 files, 20.8MB, built in 28 seconds