import type { NodeObject } from 'jsonld';
import { Store } from 'n3';
import type { EntityFieldValue, JSONObject, RdfList } from './Types';
export declare function convertJsonLdToQuads(jsonldDoc: any): Promise<Store>;
export declare function toJSON(jsonLd: NodeObject, convertBeyondFirstLevel?: boolean): JSONObject;
export declare function ensureArray<T>(arrayable: T | T[]): T[];
export declare function getValueIfDefined<T>(fieldValue?: EntityFieldValue): T | undefined;
export declare function isUrl(value: any): boolean;
export declare function rdfListToArray<T extends NodeObject>(list: {
    '@list': T[];
} | RdfList<T>): T[];
export declare function parseJSONOrDefault<T>(json: string, defaultValue: T): T;
export declare const dataTypeMapping: {
    string: "http://www.w3.org/2001/XMLSchema#string";
    boolean: "http://www.w3.org/2001/XMLSchema#boolean";
    integer: "http://www.w3.org/2001/XMLSchema#integer";
    float: "http://www.w3.org/2001/XMLSchema#float";
    double: "http://www.w3.org/2001/XMLSchema#double";
    dateTime: "http://www.w3.org/2001/XMLSchema#dateTime";
    json: "http://www.w3.org/1999/02/22-rdf-syntax-ns#JSON";
};
export declare function getEntityValue<T>(value: T, dataType?: keyof typeof dataTypeMapping): {
    '@type': string;
    '@value': T;
};
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