Error Handling and Refinement

Add edge cases and exception handling to your budget app.

We started this project by gathering requirements from a simulated client. We built the functional core with AI scaffolding and confirmed it passed basic tests: recording income and logging expenses. But in the real world, users aren’t always perfect. What happens when they make a mistake?

Let’s find out.

Next, we’ll see what happens when users provide invalid input. Run the widget below. When prompted to enter your monthly income, type five hundred instead of 500.