Module reducer 

Structs

FnReducer

FnReducer is a reducer that is created from a function.

ReducerChain

ReducerChain chains reducers together sequentially. The first reducer in the vector becomes the first reducer in the chain. Execution order: first reducer -> second reducer -> … -> last reducer

Enums

DispatchOp

determine if the action should be dispatched or not

Traits

Reducer

Reducer reduces the state based on the action.