Design and Build Great Web APIs

Chapter Exercise

For this chapter’s exercise, you finally get to code your API. That means you’ll be using the design assets from previous chapters along with NodeJS and the DARRT library to implement a working version of the credit-check API.

Hopefully, the task list for implementing your API will look familiar.

First, copy the DARRT library into your NodeJS project. Next, use information from your ALPS document and WSD diagram to update the DARRT library files. And finally, fire up the completed credit-check service and run your validator script to ensure the service at least supports your intended “happy path” workflow. It might seem like quite a bit to accomplish, but if all goes well you should be able to complete this exercise in less ...