Interface AlgebraContext

interface AlgebraContext {
    astFactory: Factory;
    currentBase: undefined | string;
    currentPrefixes: Record<string, string>;
    dataFactory: DataFactory<BaseQuad, BaseQuad> & { variable: Function };
    factory: Factory;
    transformer: Transformer<Sparql11Nodes>;
    useQuads: boolean;
    varCount: number;
    variables: Set<string>;
}