/**
 * SSR Circuit Breaker
 *
 * Circuit breaker pattern for SSR module transform failures.
 * Tracks component failures and temporarily blocks repeated transform attempts
 * for components that have exceeded the failure threshold.
 *
 * @module module-system/react-loader/ssr-module-loader/ssr-circuit-breaker
 */
/**
 * Manages the circuit breaker state for SSR module transforms.
 *
 * When a component fails to transform/load repeatedly (exceeding the threshold),
 * the circuit breaker "opens" and blocks further attempts for a cooldown period.
 * After the cooldown, the circuit resets and allows retry attempts.
 */
export declare class SSRCircuitBreaker {
    /**
     * Check if the circuit breaker is open for a given cache key.
     * Throws if the component has exceeded the failure threshold and
     * the cooldown period hasn't elapsed.
     */
    check(circuitKey: string, filePath: string): void;
    /**
     * Record a successful load, resetting the failure count.
     */
    recordSuccess(circuitKey: string): void;
    /**
     * Record a failure, incrementing the failure count.
     */
    recordFailure(circuitKey: string): void;
}
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