import type { ContextDefinition } from "jsonld"; export declare class ContextUtil { readonly context: ContextDefinition; private iriToKeyMap; constructor(context: ContextDefinition); keyToIri(key: string): string; private keyIdToIri; iriToKey(iri: string): string; getType(key: string): string; isArray(key: string): boolean; isLangString(key: string): boolean; }