import { Config, Effect, Schema } from "effect";
export type CircuitState = "closed" | "open" | "half-open";
export type CircuitBreakerConfig = {
    failureThreshold?: number;
    resetTimeout?: number;
    successThreshold?: number;
};
export declare const CircuitBreakerConfigFromEnv: Config.Config<{
    failureThreshold: number;
    resetTimeout: number;
    successThreshold: number;
}>;
declare const CircuitOpenError_base: Schema.TaggedErrorClass<CircuitOpenError, "CircuitOpenError", {
    readonly _tag: Schema.tag<"CircuitOpenError">;
} & {
    message: typeof Schema.String;
    openedAt: typeof Schema.Number;
}>;
export declare class CircuitOpenError extends CircuitOpenError_base {
}
export type CircuitBreaker = {
    readonly execute: <A, E, R>(effect: Effect.Effect<A, E, R>) => Effect.Effect<A, E | CircuitOpenError, R>;
    readonly getState: Effect.Effect<CircuitState>;
    readonly reset: Effect.Effect<void>;
};
export declare const makeCircuitBreaker: (config?: CircuitBreakerConfig) => Effect.Effect<CircuitBreaker>;
export {};
//# sourceMappingURL=circuit-breaker.d.ts.map