Command Line Interface (CLI) application

Yargs

• start: npm run start

Actions:

• list: node index.js list

• get element by id: node index.js get id

• add: node index.js add "Mango Two" [email protected] 322-22-22

• remove: node index.js remove id

Errors:

• wrong action:

• wrong path:

• Unknown argument:

• Not enough non-option arguments: got 2, need at least 3:

Help:

node index.js help