import type { ToolGuardRecoverableFailure, ToolHealthStats } from '../tool-guard.js';
import type { ResolvedOpenCodeGuardPolicy } from './policy.js';
import type { OpenCodeGuard, OpenCodeGuardLifecycleScope, OpenCodeGuardVerdict, ToolOutcomeTuple } from './types.js';
export declare class ConsecutiveErrorsGuard implements OpenCodeGuard {
    private readonly policy;
    readonly id = "consecutive-errors";
    readonly layer: "heuristic";
    private consecutiveErrors;
    private maxConsecutiveErrors;
    private totalErrors;
    private totalSuccesses;
    private toolEventsSinceLastProgress;
    private recentWindow;
    private recoveryFailure;
    constructor(policy: ResolvedOpenCodeGuardPolicy);
    start(scope: OpenCodeGuardLifecycleScope): void;
    onToolOutcome(outcome: ToolOutcomeTuple): OpenCodeGuardVerdict | undefined;
    takeRecoveryFailure(): ToolGuardRecoverableFailure | undefined;
    stats(recoveriesUsed: number): ToolHealthStats;
    private pushWindow;
}
export declare class CycleBudgetGuard implements OpenCodeGuard {
    private readonly limit;
    readonly id = "cycle-budget";
    readonly layer: "heuristic";
    private readonly completedMessages;
    private cyclesWithoutToolSuccess;
    constructor(limit: number);
    start(scope: OpenCodeGuardLifecycleScope): void;
    onToolOutcome(outcome: ToolOutcomeTuple): OpenCodeGuardVerdict | undefined;
    onMessageCycle(messageId: string): OpenCodeGuardVerdict | undefined;
}
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