rebar3 new app <appname>
|-rebar.config
|-src
|-myapp.app.src
|-myapp_app.erl
|-myapp_sup.erl
myapp.app.src should end with a full stop
rebar3 shell --apps myapp
will run the shell, compile it and load the functions for usage
rebar3 new app <appname>
|-rebar.config
|-src
|-myapp.app.src
|-myapp_app.erl
|-myapp_sup.erl
myapp.app.src should end with a full stop
rebar3 shell --apps myapp
will run the shell, compile it and load the functions for usage