Notice that the HTML elements (BUTTON, DIV, etc.) are in CAPS. We know this is bending the standard Ruby style rules slightly, but we think it reads better this way.

You can use the match method with the :via option to match multiple verbs at once:

But where is the helper method defined? What’s its visibility? Can I put it in a module? Can I use inheritance? Who can call it? Can I call super from the extracted method? If so, where does super go?