Prior to asking this question as referenced in subject, I read the guide at http://guides.rubyonrails.org/command_line.html#rails-generate but was not able to find the answer to my question, in spite of then trying to search for more online resources.
What I'm wondering is, if there's a way for me for e.g. to type some command within the Mac's terminal to output functionalities that all generators generate (for e.g. scaffold would generate CRUD functionality, and controller would generate pages functionality, etc)?
Objective: to know which generator to use, to generate desired features of any app
Much thanks
output functionalities that all generators generate
$ rails generate --help
$ rails generate <generator> --help
$ rails generate scaffold --help
Running via Spring preloader in process 12695Usage:rails generate scaffold NAME [field[:type][:index] field[:type][:index]] [options]...
$ rails generate scaffold foo -p
Running via Spring preloader in process 12858invoke active_recordcreate db/migrate/20180301205059_create_foos.rbcreate app/models/foo.rbinvoke rspeccreate spec/models/foo_spec.rb
...