Show ps output as a tree

Current version

Recent formula history

Mike McQuaid pstree: fix RuboCop warnings.
Izzy Navedo Replace references to “(Mac) OS X” with “macOS”.
Martin Afanasjew pstree: also install man page
Dominyk Tiller pstree: use assert_match in testing
Dominyk Tiller pstree: remove dead bottle.

Formula code at GitHub