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xstate

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Finite State Machines and Statecharts for the Modern Web.

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import { StateMachine } from "./StateMachine.js"; import { GuardPredicate } from "./guards.js"; import { ActionFunction, AnyActorRef, AnyEventObject, Cast, DelayConfig, EventObject, Invert, IsNever, MachineConfig, MachineContext, MetaObject, NonReducibleUnknown, ParameterizedObject, SetupTypes, ToChildren, ToStateValue, UnknownActorLogic, Values } from "./types.js"; type ToParameterizedObject<TParameterizedMap extends Record<string, ParameterizedObject['params'] | undefined>> = IsNever<TParameterizedMap> extends true ? never : Values<{ [K in keyof TParameterizedMap & string]: { type: K; params: TParameterizedMap[K]; }; }>; type ToProvidedActor<TChildrenMap extends Record<string, string>, TActors extends Record<string, UnknownActorLogic>> = IsNever<TActors> extends true ? never : Values<{ [K in keyof TActors & string]: { src: K; logic: TActors[K]; id: IsNever<TChildrenMap> extends true ? string | undefined : K extends keyof Invert<TChildrenMap> ? Invert<TChildrenMap>[K] & string : string | undefined; }; }>; type RequiredSetupKeys<TChildrenMap> = IsNever<keyof TChildrenMap> extends true ? never : 'actors'; export declare function setup<TContext extends MachineContext, TEvent extends AnyEventObject, // TODO: consider using a stricter `EventObject` here TActors extends Record<string, UnknownActorLogic> = {}, TChildrenMap extends Record<string, string> = {}, TActions extends Record<string, ParameterizedObject['params'] | undefined> = {}, TGuards extends Record<string, ParameterizedObject['params'] | undefined> = {}, TDelay extends string = never, TTag extends string = string, TInput = NonReducibleUnknown, TOutput extends NonReducibleUnknown = NonReducibleUnknown, TEmitted extends EventObject = EventObject, TMeta extends MetaObject = MetaObject>({ schemas, actors, actions, guards, delays }: { schemas?: unknown; types?: SetupTypes<TContext, TEvent, TChildrenMap, TTag, TInput, TOutput, TEmitted, TMeta>; actors?: { [K in keyof TActors | Values<TChildrenMap>]: K extends keyof TActors ? TActors[K] : never; }; actions?: { [K in keyof TActions]: ActionFunction<TContext, TEvent, TEvent, TActions[K], ToProvidedActor<TChildrenMap, TActors>, ToParameterizedObject<TActions>, ToParameterizedObject<TGuards>, TDelay, TEmitted>; }; guards?: { [K in keyof TGuards]: GuardPredicate<TContext, TEvent, TGuards[K], ToParameterizedObject<TGuards>>; }; delays?: { [K in TDelay]: DelayConfig<TContext, TEvent, ToParameterizedObject<TActions>['params'], TEvent>; }; } & { [K in RequiredSetupKeys<TChildrenMap>]: unknown; }): { createMachine: <const TConfig extends MachineConfig<TContext, TEvent, ToProvidedActor<TChildrenMap, TActors>, ToParameterizedObject<TActions>, ToParameterizedObject<TGuards>, TDelay, TTag, TInput, TOutput, TEmitted, TMeta>>(config: TConfig) => StateMachine<TContext, TEvent, Cast<ToChildren<ToProvidedActor<TChildrenMap, TActors>>, Record<string, AnyActorRef | undefined>>, ToProvidedActor<TChildrenMap, TActors>, ToParameterizedObject<TActions>, ToParameterizedObject<TGuards>, TDelay, ToStateValue<TConfig>, TTag, TInput, TOutput, TEmitted, TMeta, TConfig>; }; export {};