import { BaseHandler } from "../response/base.js";
import type { HandlerContext, HandlerMetadata, HandlerResult } from "../types.js";
import { createSnapshot } from "../../../observability/simple-metrics/metrics-state.js";
export declare class MetricsHandler extends BaseHandler {
    #private;
    constructor(metricsRuntime?: {
        snapshot: typeof createSnapshot;
    });
    metadata: HandlerMetadata;
    handle(req: Request, ctx: HandlerContext): Promise<HandlerResult>;
    private safeCall;
}
//# sourceMappingURL=metrics.handler.d.ts.map