Adds runtime type checking and immutability to Redux state and actions using tcomb.
Redux-tcomb is a library that adds runtime type checking and immutability enforcement to Redux applications. It uses the tcomb library to define types for state and actions, ensuring data integrity and catching errors during development. It solves the problem of silent bugs in Redux by validating actions and state against schemas.
JavaScript developers building Redux applications who want to improve type safety and prevent runtime errors without using TypeScript or Flow.
Developers choose Redux-tcomb for its lightweight runtime validation, seamless integration with existing Redux code, and the ability to catch type-related bugs early with descriptive error messages.
Immutable and type-checked state and actions for Redux
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Immediately catches type errors with descriptive messages, as demonstrated in the README example where invalid payloads throw specific tcomb errors.
Leverages tcomb to enforce immutable state updates, preventing accidental mutations and common Redux bugs without additional libraries.
Provides createActionType for structured action definitions, ensuring payloads adhere to defined schemas and reducing typos or incorrect data.
Offers middleware and reducer wrappers like createCheckedMiddleware and createCheckedReducer that plug directly into standard Redux setup with minimal code changes.
Adds runtime validation on every action dispatch and state update, which can slow down applications, especially those with high-frequency updates or large state trees.
Requires defining types with tcomb syntax, adding extra setup and maintenance compared to plain Redux or solutions with inferred types.
Depends on the tcomb library, which has a smaller community and fewer integrations than TypeScript or Flow, limiting tooling and support options.