Ming dynasty person CBDB = 207499
Legacy patterns for typing React function and class components in Flow, including props, default props, and state.
How to use Flow's hook syntax for first-class React hook declarations with built-in Rules of React enforcement.
How to migrate from legacy JavaScript enum patterns like Object.freeze to Flow Enums.
How to use mapped types in Flow to transform object types or tuple types by iterating over their keys.
How to use interfaces in Flow for structural typing of classes and objects, including implementing and extending interfaces.
How to type functions in Flow, including parameters, return types, rest parameters, generics, and callable objects.
How to use render types to constrain what a React component can render, enforcing composition rules at the type level.
Understand when Flow requires explicit type annotations under Local Type Inference and when types can be inferred automatically.
