import { GmlDocument, GmlNode, GraphJson, GraphMeta } from './types';
/**
 * Parse a GML string into a structured document.
 *
 * @param gml - GML file content as string
 * @returns Parsed GML document
 */
export declare const parseGml: (gml: string) => GmlDocument;
/**
 * Options for converting GML to JSON.
 */
export interface GmlToJsonOptions {
    /** Metadata to include in the output */
    meta: Omit<GraphMeta, "directed">;
    /** Map GML node IDs (numeric) to string IDs */
    nodeIdMapper?: (id: number, node: GmlNode) => string;
}
/**
 * Convert a parsed GML document to the normalized JSON format.
 *
 * @param doc - Parsed GML document
 * @param document
 * @param options - Conversion options including metadata
 * @returns Graph in normalized JSON format
 */
export declare const gmlToJson: (document: GmlDocument, options: GmlToJsonOptions) => GraphJson;
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