import type { Node } from '@babel/types';
import { GenericSchemaDef } from './util.ts';
type JsonValue = string | number | boolean | null | JsonValue[] | {
    [key: string]: JsonValue;
};
/**
 * Converts a Babel AST node into a JavaScript object/value,
 * suitable for JSON serialization.
 * Throws errors for unsupported AST structures.
 * @param {Node | null} node - The Babel AST node to convert.
 * @returns {JsonValue | null} The JavaScript representation.
 * @throws {Error} If the AST node or its structure is not convertible to JSON.
 */
export declare function astToJson(node: Node | null): JsonValue | null;
export declare function schemaTypescriptFileToInstantSchema(content: string, sourceFilename?: string): GenericSchemaDef;
export {};
//# sourceMappingURL=typescript-schema.d.ts.map