Type alias StateReducer<S>

Type declaration

• • (state, patch): Readonly<S>

  • State reducers apply partial state patches to a state, and returns the new state

    • state the original state
    • patch the patches to apply, considering rules like:
      • using undefined values to delete fields from the original state
      • recursively merging vs copying objects (like arrays)

    Parameters

    • state: Readonly<S>

    • patch: Readonly<Patch<S>> | undefined

    Returns Readonly<S>