export declare const DATA_DIR: string;
export declare const IDL_TYPES: Set<string>;
export declare const CONCEPT_TYPES: Set<string>;
export declare const MARKUP_TYPES: Set<string>;
export declare const CSS_TYPES_INPUT: Set<string>;
export declare const CSS_TYPES: Set<string>;
export declare const SUPPORTED_TYPES: Set<string>;
export declare const QUERY_CACHE_DURATION: number;