export interface RuleCodeSafetySample {
    toolName: string;
    decision: 'allow' | 'block' | 'requireApproval' | 'auto_correct' | 'error';
    outsideApprovedScope: boolean;
    protectedCapabilityMatched?: boolean;
    neutralProbeFailed?: boolean;
    healthFailure?: 'load' | 'compatibility' | 'context' | 'invalid_result' | 'timeout' | 'exception';
}
export interface RuleCodeSafetyCircuitState {
    consecutiveErrors: number;
    consecutiveBlocks: {
        toolName: string;
    }[];
    latestEligible: {
        blocked: boolean;
        outsideApprovedScope: boolean;
    }[];
}
export type RuleCodeSafetyTripReason = 'protected_capability_matched' | 'host_liveness_probe_failed' | 'runtime_health_failure' | 'three_consecutive_errors' | 'broad_consecutive_blocking' | 'outside_scope_block_ratio';
export declare function initialRuleCodeSafetyCircuitState(): RuleCodeSafetyCircuitState;
export declare function evaluateRuleCodeSafetyCircuit(state: RuleCodeSafetyCircuitState, sample: RuleCodeSafetySample): {
    state: RuleCodeSafetyCircuitState;
    trip: RuleCodeSafetyTripReason | null;
};
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