FRONTEND S07 L08 Project Conversion to TypeScript Part 2 (Type Annotations)

📘 PROJECT CONVERSION TO TYPESCRIPT PART 2 — TYPE ANNOTATIONS In this lesson, we continue the JavaScript to TypeScript migration by adding explicit type annotations to component props and context structures. You will define interfaces for props, annotate function parameters, type context values, and apply generic typing to React context creation. 🎯 IN THIS VIDEO Add interface typing for component props Annotate props parameters to remove implicit any usage Keep concise destructuring syntax with typed parameters Add provider props typing for children values Import and use ReactNode for children typing Define context value interfaces for shared state and setters Type function signatures inside interfaces Apply generic context typing with union support for nullable context 🚀 HOW TO USE THIS COURSE This stage converts migration scaffolding into meaningful type-safe component contracts. Typed props and typed context values make your React code clearer, safer, and easier to maintain as features expand. 👉 Course Website: www.richardbraycourses.co.uk 👉 Course Repositories: www.github.com/RichardBrayCourses 👉 Full course playlist: https://youtube.com/playlist?list=PLNlOxdq7xu14b5ewH4IJC9tMinkgZBuVR&si=Pg8pEDR5UUbQstz6 📂 SECTION REPOSITORY Section 7 repository: https://github.com/RichardBrayCourses/frontend07-typescript 💡 NOTE During migration, adding explicit interfaces early helps expose data-shape issues before runtime and makes null-handling decisions more deliberate.