2 3 A methodology proposed by Jeff Dickey from Heroku. It derives from their 12 Factor App methodology for server-side apps aiming to make them easy to maintain and for the CLI apps it strives to provide your users with a great CLI UX. https://medium.com/@jdxcode/12-factor-cli-apps-dd3c227a0e46
a new app USAGE $ heroku create [APP] ARGUMENTS APP name of app to create OPTIONS -b, --buildpack=buildpack buildpack url to use -n, --no-remote do not create a git -r, --remote=remote the git remote to -s, --stack=stack the stack to create -t, --team=team team to use --addons=addons comma-delimited list
primary audience are humans (as contrary to other apps) should allow input to provide additional or missing information. You shouldn’t require it though and it should be possible to input the information via arguments.
emojis, spinners and progress bars to make the UX more clear, highlighting important informations and actions. Not all terminals may support this, therefore respect TERM=dumb and NO_COLOR env variables.