/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @noformat
 * @oncall react_native
 * @generated SignedSource<<012256ba84cab6f440ac7663ddb2ce48>>
 *
 * This file was translated from Flow by scripts/generateTypeScriptDefinitions.js
 * Original file: packages/metro/src/shared/output/RamBundle/write-sourcemap.js
 * To regenerate, run:
 *   js1 build metro-ts-defs (internal) OR
 *   yarn run build-ts-defs (OSS) 
 */

declare function writeSourcemap(fileName: string, contents: string, log: (...args: Array<string>) => void): Promise<unknown>;
export default writeSourcemap;