third_party/blink/renderer/modules/serial/serial_port.idl

// Copyright 2018 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://wicg.github.io/serial

[
    Exposed(Window Serial,DedicatedWorker Serial),
    SecureContext
] interface SerialPort {
    // TODO(https://crbug.com/888165): "any" is used here because the IDL
    // processor does not recognize ReadableStream or WritableStream when
    // implemented with V8 extras.
    [CallWith=ScriptState] readonly attribute any in;
    [CallWith=ScriptState] readonly attribute any out;

    [CallWith=ScriptState, MeasureAs=SerialPortOpen]
    Promise<void> open(SerialOptions options);

    [CallWith=ScriptState, MeasureAs=SerialPortClose]
    Promise<void> close();
};