What are some tools and techniques for debugging Redux in production?

Jul 27, 2019 ... The useReducer Hook takes a function as a first argument which is the reducer and second which is the initial state. Sep 17, 2020 ... createReducer(initialState, { [ActionTypes.ADD_TODO](state, action) { const text = action.text.trim(); return [...state, text]; }, Dec 20, 2024 ... A function that accepts an initial state, an object of reducer functions, and a "slice name", and automatically generates action creators and action types. Feb 18, 2025 ... We also talked about core Redux concepts like dispatching action objects and using reducer functions that return new state values. Feb 17, 2017 ... Redux reducers act the same way. They do not mutate the data they are passed, they simply take in the data, combine it with an action, and produce a new result. It's called a reducer because it's the type of function you would pass to Array.reduce(operation: (acc: S, T) -> S) . It's very important that the reducer stays ... Oct 4, 2021 ... You only have the reducer function defined, you never called it, so the program does not know what action you intend to pass to the reducer(once ... Aug 15, 2024 ... Example: "The three main components of Redux are action, store, and reducer. The store is the object containing the application state that ... ... createSagaMiddleware() const store = createStore( reducer, applyMiddleware(sagaMiddleware) ) sagaMiddleware.run(helloSaga) const action = type => store. Jan 7, 2023 ... How to setup and understand redux reducers and actions · ⬇️ create a store file src/store.ts · create a root reducer file src/reducers/index.ts.