import type { ToolResult } from "../../types.js";
export interface ToolWatchdogInput {
    readonly toolName: string;
    readonly stallBudgetMs: number;
    readonly hardBudgetMs: number;
    readonly graceMs: number;
    readonly controller: AbortController;
    readonly notify: (message: string) => void;
}
export interface ToolWatchdogState {
    readonly stalledByWatchdog: boolean;
    readonly hardTimedOut: boolean;
    readonly forceSettled: boolean;
}
export interface ToolWatchdog {
    readonly resetStallTimer: () => void;
    readonly run: (startWork: () => Promise<ToolResult>) => Promise<ToolResult>;
    readonly state: () => ToolWatchdogState;
    readonly abortResult: () => ToolResult;
    readonly dispose: () => void;
}
export declare const createToolWatchdog: (input: ToolWatchdogInput) => ToolWatchdog;