/**
 * @license
 * Copyright 2022 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
/**
 * Object with keys either specifying a filename (with value of string contents)
 * or a folder name (with value of another FileTree object). As a convenience,
 * filenames may contain slashes, in which case folders are automatically
 * created.
 */
export interface FileTree {
    [path: string]: string | FileTree;
}
/**
 * Test whether a path is contained within a root path
 */
export declare const pathIsinRootPath: (subPath: string, rootPath: string) => boolean;
/**
 * Writes a tree of files to an output folder.
 *
 * @param outDir Root folder to write files into
 * @param tree Object with keys either specifying a filename (with value
 * of string contents) or a folder name (with value of another FileTree object).
 * As a convenience, filenames may contain slashes, in which case folders
 * are automatically created.
 */
export declare const writeFileTree: (outDir: string, tree: FileTree) => Promise<void>;