Class StateComputation<C, S, E>`Abstract`

StateComputation abstracts the State Computation algorithm by using a decider of type IDecider<C, S, E> to handle commands based on the current state, and produce new state.

Type Parameters

C
Commands of type C
S
State of type S
E
Events of type E

Hierarchy (view full)

StateComputation
- StateOrchestratingComputation
- StateStoredAggregate

Implements

IDecider<C, S, E>

Index

Constructors

Properties

decider initialState

Methods

computeNewState decide evolve

Constructors

`Protected` constructor

new StateComputation<C, S, E>(decider): StateComputation<C, S, E>
Type Parameters
- C
- S
- E
Parameters
- decider: IDecider<C, S, E>
Returns StateComputation<C, S, E>
- Defined in lib/application/statestored-aggregate.ts:105

Properties

`Protected` `Readonly` decider

decider: IDecider<C, S, E>

`Readonly` initialState

initialState: S

Methods

`Protected` computeNewState

computeNewState(state, command): S
Parameters
- state: S
- command: C
Returns S
- Defined in lib/application/statestored-aggregate.ts:116

decide

decide(command, state): readonly E[]
Parameters
- command: C
- state: S
Returns readonly E[]
Implementation of IDecider.decide
- Defined in lib/application/statestored-aggregate.ts:108

evolve

evolve(state, event): S
Parameters
- state: S
- event: E
Returns S
Implementation of IDecider.evolve
- Defined in lib/application/statestored-aggregate.ts:111

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