import { PdJson } from '@webpd/pd-parser';
import { AbstractionLoader } from '../compile-dsp-graph/instantiate-abstractions';
import { Artefacts } from './types';
/**
 * A helper to build an abstraction loader.
 * @param pdFileLoader takes a node type and returns the corresponding pd file.
 * If the pd file could not be found, the function must throw an UnknownNodeTypeError.
 */
export declare const makeAbstractionLoader: (pdFileLoader: (nodeType: PdJson.NodeType) => Promise<string>) => AbstractionLoader;
export declare class UnknownNodeTypeError extends Error {
}
export declare const getArtefact: <K extends "pd" | "pdJson" | "dspGraph" | "javascript" | "assemblyscript" | "wasm" | "wav" | "app">(artefacts: Artefacts, outFormat: K) => Artefacts[K];
export declare const stringifyArrayBuffer: (buffer: ArrayBuffer) => string;