Set text color to blue.

Make the text bold.

Copies from src to dst until either EOF (null) is read from src or an error occurs. It resolves to the number of bytes copied or rejects with the first error encountered while copying.

Creates a Promise with the reject and resolve functions placed as methods on the promise object itself. It allows you to do:

Turns a Reader, r, into an async iterator.

Set text color to red.