import type { ResolvedWatchdogConfig, WatchdogLspConfig } from "./types.ts";
export declare const CHILD_WATCHDOG_CONFIG_ENV = "PI_SUBAGENT_WATCHDOG_CHILD_CONFIG";
export declare const CHILD_WATCHDOG_STATUS_EVENT = "subagent.watchdog.status";
export declare const CHILD_WATCHDOG_PHASES: readonly ["idle", "reviewing", "autofollow", "settling", "stale", "failed"];
export type ChildWatchdogPhase = (typeof CHILD_WATCHDOG_PHASES)[number];
export interface ChildWatchdogConfig {
    enabled: boolean;
    runId?: string;
    agent?: string;
    childIndex?: number;
    watchdogTailTimeoutMs: number;
    agentEndTimeoutMs: number;
    maxWarnings: number | null;
    model?: string;
    thinking?: string | false;
    lsp: WatchdogLspConfig;
    autoFollowBlockers: boolean;
    autoFollowMaxAttempts: number | null;
    stalemateRepeats: number;
}
export interface ChildWatchdogStatusEvent {
    type: typeof CHILD_WATCHDOG_STATUS_EVENT;
    runId?: string;
    agent?: string;
    childIndex?: number;
    stepIndex?: number;
    seq: number;
    phase: ChildWatchdogPhase;
    ts: number;
    followUpPending: boolean;
    reason?: string;
}
export interface ChildWatchdogStateSnapshot {
    phase: ChildWatchdogPhase;
    seq: number;
    lastUpdate: number;
    followUpPending: boolean;
    reason?: string;
    timedOut?: boolean;
}
export declare function resolveChildWatchdogConfig(input: {
    config: ResolvedWatchdogConfig;
    agent?: string;
    runId?: string;
    childIndex?: number;
}): ChildWatchdogConfig | undefined;
export declare function encodeChildWatchdogConfig(config: ChildWatchdogConfig | undefined): string | undefined;
export declare function decodeChildWatchdogConfig(raw: string | undefined): ChildWatchdogConfig | undefined;
export declare function isChildWatchdogStatusEvent(value: unknown): value is ChildWatchdogStatusEvent;
export declare function childWatchdogIsActive(snapshot: ChildWatchdogStateSnapshot | undefined): boolean;
export declare function acceptChildWatchdogEvent(input: {
    current: ChildWatchdogStateSnapshot | undefined;
    event: ChildWatchdogStatusEvent;
    runId?: string;
    agent?: string;
    childIndex?: number;
}): ChildWatchdogStateSnapshot | undefined;
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