FileSystemSyncAccessHandle.webidl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

dictionary FileSystemReadWriteOptions {

  [EnforceRange] unsigned long long at;

};

[Exposed=(DedicatedWorker), SecureContext, Pref="dom.fs.enabled"]

interface FileSystemSyncAccessHandle {

  // TODO: Use `[AllowShared] BufferSource data` once it works (bug 1696216)

  unsigned long long read(([AllowShared] ArrayBufferView or [AllowShared] ArrayBuffer) buffer, optional FileSystemReadWriteOptions options = {});

  unsigned long long write(([AllowShared] ArrayBufferView or [AllowShared] ArrayBuffer) buffer, optional FileSystemReadWriteOptions options = {});

  [NewObject]

  Promise<void> truncate([EnforceRange] unsigned long long size);

  [NewObject]

  Promise<unsigned long long> getSize();

  [NewObject]

  Promise<void> flush();

  [NewObject]

  Promise<void> close();

};