// Copyright (c) 2018, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// Wrapper over d8 specific helper methods.
@JS()
library d8;

import 'dart:typed_data';

import 'package:js/js.dart';

/// Read the file at the given [path] and return its contents in
/// an [ArrayBuffer].
@JS()
external ByteBuffer readbuffer(String path);

/// Read the file at the given [path] and return its contents in
/// a Uint8List.
Uint8List readAsBytesSync(String file) {
  return Uint8List.view(readbuffer(file));
}
