import type { RouteContext, RateLimitingParams } from '@aeriajs/types';
import { Result } from '@aeriajs/types';
export declare const getOrCreateUsageEntry: (params: RateLimitingParams, context: RouteContext) => Promise<any>;
export declare const limitRate: (params: RateLimitingParams, context: RouteContext) => Promise<Result.Error<{
    readonly code: "UNAUTHENTICATED";
} & {
    httpStatus: 500;
}> | Result.Error<{
    readonly code: "LIMIT_REACHED";
} & {
    httpStatus: 429;
}> | {
    readonly _tag: "Result";
    readonly error: undefined;
    readonly result: any;
}>;