Learning Node.js Development

Printing the address to screen

Now the address is also getting passed through but we don't print it to the screen, so let's do that. Right after the configuration, let's use console.log to print the entire argv variable to the screen. This will include everything that got parsed by yargs:

  .help()  .alias('help', 'h')  .argv;console.log(argv);

Let's go ahead and rerun it in the Terminal, this time passing in an address. I'll use the a flag, and specifying something like 1301 lombard street, closing the quotes, and hitting enter:

node app.js -a '1301 lombard street'

When we do this we get our object, and as shown in the code output, we have 1301 Lombard St, Philadelphia, PA 19147, USA, the plain text address:

In the preceding screenshot, notice ...