import { EventEmitter } from 'node:events';
import type { ToolDefinition, ToolResult } from './types.js';
export declare class DevtoolsFallbackConnection extends EventEmitter {
    private readonly debug;
    private client;
    private transport;
    private tools;
    private available;
    private unavailableReason?;
    constructor(debug: boolean);
    start(): Promise<void>;
    stop(): Promise<void>;
    refreshTools(timeoutMs?: number): Promise<ToolDefinition[]>;
    getTools(): ToolDefinition[];
    hasTool(name: string): boolean;
    callTool(name: string, args: Record<string, unknown>, timeoutMs?: number): Promise<ToolResult>;
    isAvailable(): boolean;
    getUnavailableReason(): string | undefined;
    private resolveBinaryPath;
    private log;
}
//# sourceMappingURL=devtools-fallback.d.ts.map