import { GraphQLScalarType } from "graphql";
export declare const MONTHS_PER_YEAR = 12;
export declare const DAYS_PER_WEEK = 7;
export declare const SECONDS_PER_MINUTE = 60;
export declare const SECONDS_PER_HOUR: number;
export declare const parseDuration: (value: string) => {
    months: number;
    days: number;
    seconds: number;
    nanoseconds: number;
};
export declare const GraphQLDuration: GraphQLScalarType<import("neo4j-driver").Duration<number> | import("neo4j-driver").Duration<import("neo4j-driver").Integer>, string>;
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