import { TurnstileService } from "../services";
import { TurnstileOptions } from "../interfaces";
import { CanActivate, ExecutionContext } from "@nestjs/common";
export declare class TurnstileGuard implements CanActivate {
    private readonly options;
    private readonly turnstileService;
    constructor(options: TurnstileOptions, turnstileService: TurnstileService);
    canActivate(context: ExecutionContext): Promise<boolean>;
}