statewave/src/types.ts

Another Finite State Machine

export type Immediate<S> = () => {
  __immediate: boolean;
  state: S;
};

export type Transition<S, E> = () => {
  __transition: boolean;
  event: E;
  state: S;
};

export type State<S, E> = () => {
  __state: boolean;
  transitions: Transition<S, E>[];
  immediates: Immediate<S>[];
};

export type MachineState<S extends string | number | symbol, E> = {
  [K in S]?: State<S, E>;
};

export type MachineConfig<S> = {
  initial?: S;
  type?: "parallel" | "map";
};