/// <reference types="node" />
import { TransformTyped } from '../stream.model';
/**
 * Transforms objectMode=false Buffers/strings into objectMode=true strings.
 *
 * Useful in this _pipeline:
 * fs.createReadStream(inputPath),
 * createUnzip(), // binary
 * transformSplit(), // string chunks, but objectMode==false
 * transformToString(), // string chunks, but objectMode==true
 */
export declare function transformToString(): TransformTyped<Buffer, string>;