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@yantrix/automata v0.2.0 • Docs

Yantrix API / @yantrix/automata / TAutomataReducer

Type Alias: TAutomataReducer()<StateType, ActionType, ContextType, PayloadType, NewStateType> ​

ts
type TAutomataReducer<StateType, ActionType, ContextType, PayloadType, NewStateType>: (params) => TAutomataStateContext<NewStateType, ContextType>;

Represents a reducer function for an automata, used for changing the state upon the dispatch of a certain Action.

Type Parameters ​

• StateType extends TAutomataBaseStateType

The type of the current automata state.

• ActionType extends TAutomataBaseActionType

The type of the automata action.

• ContextType extends { [K in StateType]: any } = Record<StateType, any>

The type of the context associated with each state.

• PayloadType extends { [K in ActionType]: any } = Record<ActionType, any>

The type of the payload associated with each action.

• NewStateType extends StateType = StateType

The type of the new state for the automata.

Parameters ​

• params: TAutomataEvent<StateType, ActionType, ContextType, PayloadType>

The event parameters.

Returns ​

TAutomataStateContext<NewStateType, ContextType>

The new state that the automata should enter and its updated context.