Category: React

JavaScript React Testing

JavaScript testing #5. Testing hooks with react-hooks-testing-library and Redux

This entry is part 5 of 14 in the JavaScript testing tutorial

The hooks are an exciting addition to React and undoubtedly one that helps us to separate the logic from the template. Doing so makes the above logic more testable. Unfortunately, testing hooks does not prove to be that straightforward. In this article, we look into how we can deal with it using react-hooks-testing-library. Identifying the tricky […]

JavaScript React

JavaScript design patterns #3. The Facade pattern and applying it to React Hooks

This entry is part 3 of 5 in the JavaScript design patterns

The essential thing when approaching design patterns is to utilize them in a way that improves our codebase. The above means that we sometimes can bend them to fit our needs. The Facade design pattern is commonly associated with object-oriented programming. That doesn’t change the fact that we can take its fundamentals and apply them […]

JavaScript React

Understanding the useEffect hook in React. Designing custom hooks

Hooks are quite a new feature in React. They seem to simplify how we add logic to our components. When I was starting to use them, most of them seemed straightforward. That didn’t apply to the useEffect hook. It might not be that uncomplicated, and therefore, it needs more explanation. In this article, we look into […]

JavaScript React

Current state of the Concurrent Mode in React

React is constantly expanding, and with that process, there are a few cool features coming. One of them is Concurrent Mode. In this article, we go through its principles and discuss its current state. We also look at what the future might bring. The first thing to ask would be: what is the Concurrent Mode? […]

JavaScript React

Writing React forms with Formik. Validating data using Yup

Writing a React form without any additional dependencies isn’t much of a challenge itself. The same goes for applying client-side data validation. What might be troublesome is keeping all your forms consistent across a bigger project. If every developer in your team has a slightly different approach, it may turn out to be messy. With […]