import type { Config, FinalState, FinalStateDefinition, PromiseState, PromiseStateDefinition, SimpleStateDefinition, StateDefinition } from './types';
export declare function isReadonlyArray(array: any): array is ReadonlyArray<any>;
export declare function isFinalState(value: any): value is FinalState;
export declare function isPromiseState(value: any): value is PromiseState;
export declare function isFinalStateDefinition<TA = any, TC = any, R = any>(value: StateDefinition<TA, TC, R>): value is FinalStateDefinition<TA, TC, R>;
export declare function isPromiseStateDefinition<TA = any, TC = any>(value: StateDefinition<TA, TC>): value is PromiseStateDefinition<TA, TC, any>;
export declare function isAsync<const C extends Config>(config: C): boolean;
export declare function isSimpleStateDefinition<TA = any, TC = any>(value: StateDefinition<TA, TC>): value is SimpleStateDefinition<TA, TC>;
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