import type { OpenCodeStreamEvent } from '../OpenCodeStreamHandler.js';
import { type ToolGuardRecoverableFailure } from '../tool-guard.js';
import type { ResolvedOpenCodeGuardPolicy } from './policy.js';
import type { OpenCodeGuard, OpenCodeGuardLifecycleScope, OpenCodeGuardVerdict, ToolOutcomeTuple } from './types.js';
export declare class ExactLoopGuard implements OpenCodeGuard {
    private readonly policy;
    readonly id = "exact-loop";
    readonly layer: "integrity";
    private readonly unavailableDetector;
    private readonly invalidArgumentDetector;
    private readonly editConflictCounts;
    private readonly observedErrors;
    private recoveryFailure;
    constructor(policy: ResolvedOpenCodeGuardPolicy);
    start(scope: OpenCodeGuardLifecycleScope): void;
    onEvent(event: OpenCodeStreamEvent): OpenCodeGuardVerdict | undefined;
    onToolOutcome(outcome: ToolOutcomeTuple): OpenCodeGuardVerdict | undefined;
    takeRecoveryFailure(): ToolGuardRecoverableFailure | undefined;
    private observeRejection;
    private observeEditConflict;
    private fail;
}
export declare class ExactRepeatStreakGuard implements OpenCodeGuard {
    private readonly limit;
    readonly id = "exact-repeat-streak";
    readonly layer: "heuristic";
    private lastKey;
    private streak;
    private recoveryFailure;
    constructor(limit: number);
    start(scope: OpenCodeGuardLifecycleScope): void;
    onToolOutcome(outcome: ToolOutcomeTuple): OpenCodeGuardVerdict | undefined;
    takeRecoveryFailure(): ToolGuardRecoverableFailure | undefined;
}
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