third_party/WebKit/Source/modules/nfc/NFC.idl

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://w3c.github.io/web-nfc/#the-nfc-interface

typedef (DOMString or ArrayBuffer or NFCMessage) NFCPushMessage;

[
  GarbageCollected,
  RuntimeEnabled=WebNFC,
] interface NFC {
    [CallWith=ScriptState] Promise<void> push (NFCPushMessage message, optional NFCPushOptions options);
    [CallWith=ScriptState] Promise<void> cancelPush (optional NFCPushTarget target = "any");
    [CallWith=ScriptState] Promise<long> watch (MessageCallback callback, optional NFCWatchOptions options);
    [CallWith=ScriptState] Promise<void> cancelWatch (optional long id);
};