6 Mastering TypeScript with React

 

This chapter covers

  • Mastering advanced TypeScript techniques specific to React
  • Typing React Hooks
  • Designing complex component patterns with generics

In this chapter, we delve deeper into the synergy between TypeScript, React components, and the broader application landscape. Imagine your React components as the tenants in a larger property—the application as a whole acts as the landlord. TypeScript takes center stage as the binding contract between these two entities, ensuring clarity, security, and smooth interactions. This chapter marks a crucial step in your journey to master the art of writing reliable, scalable, and maintainable React applications by enhancing the tenant-landlord relationship with TypeScript as the pivotal contract.

Figure 6.1 TypeScript as a binding contract, ensuring the tenants (individual components) and the landlord (the application) communicate correctly and effectively. External libraries, such as Redux or D3.js, serve a role like utility providers, where each also comes with a clear contract ensuring optimal interoperability.

TypeScript brings clarity to the responsibilities and obligations of each party, making the entire development process more efficient and reliable. As we progress through this chapter, you'll discover how TypeScript reinforces this contract, making your React applications more robust and resilient.

6.1 Using React hooks in TypeScript

6.1.1 Typing useState

6.1.2 Typing useRef

6.1.3 Typing contexts and useContext

6.1.4 Typing effects

6.1.5 Typing Reducers

6.1.6 Typing memoization hooks

6.1.7 Typing the remaining hooks

6.2 Generic pagination: An example

6.2.1 Gotchas with generic components

6.3 Drawbacks of using TypeScript

6.4 TypeScript resources

6.5 Summary

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