import * as AST from './types/types-ast';
import { SERIALIZATION_FORMAT } from './lona-format';
export declare function decodeTypes(contents: string, format?: SERIALIZATION_FORMAT): AST.Root;
export declare function encodeTypes(ast: AST.Root, format: SERIALIZATION_FORMAT): string;
export declare function convertTypes(contents: string, targetFormat: SERIALIZATION_FORMAT, options?: {
    sourceFormat?: SERIALIZATION_FORMAT;
}): string;