import { BaseQuad } from "n3";
import { RdfStore } from "rdf-stores";
import type { LDESInfo, Member, Modulator } from "../fetcher/index.js";
import type { SerializedMember } from "../strategy/index.js";
import type { NamedNode, Quad, Quad_Subject, Quad_Object, Stream, Term } from "@rdfjs/types";
export declare function getSubjects(store: RdfStore, predicate: Term | null, object: Term | null, graph?: Term | null): Quad_Subject[];
export declare function getObjects(store: RdfStore, subject: Term | null, predicate: Term | null, graph?: Term | null): Quad_Object[];
export declare function readableToArray<T>(stream: ReadableStream<T>): Promise<T[]>;
/**
 * Converts a stream to an array, pushing all elements to an array
 * Resolving the promise with the 'end' event
 */
export declare function streamToArray<T extends BaseQuad>(stream: Stream<T>): Promise<T[]>;
export declare function streamToString(stream: Stream): Promise<string>;
/**
 * Find the main sh:NodeShape subject of a given Shape Graph.
 * We determine this by assuming that the main node shape
 * is not referenced by any other shape description.
 * If more than one is found an exception is thrown.
 */
export declare function extractMainNodeShape(store: RdfStore): NamedNode;
export declare function urlToUrl(input: Parameters<typeof fetch>[0]): URL;
export declare function memberFromQuads(member: Term, quads: Quad[], timestampPath: Term | undefined, isVersionOfPath: Term | undefined, created?: Date): Member;
export declare function serializeMember(member: Member): SerializedMember;
export declare function deserializeMember(serialized: SerializedMember): Member;
/**
 * Version materialization function that sets the declared ldes:versionOfPath property value
 * as the member's subject IRI
 */
export declare function maybeVersionMaterialize(member: Member, materialize: boolean, ldesInfo: LDESInfo): Member;
export declare function memberIsOld(member: Member, modulator: Modulator<unknown, unknown>): Promise<boolean>;