Nate Biggs
ae34c07b94
This will allow DDC and dart2js to share these values for their async systems. Change-Id: If6eef5de535cdf55e10adca3b2de11c408df4070 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/374520 Reviewed-by: Mark Zhou <markzipan@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com>
32 lines
1.1 KiB
Dart
32 lines
1.1 KiB
Dart
// Copyright (c) 2024, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// ignore_for_file: constant_identifier_names
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/// Codes that transformed sync*/async/async* functions use to communicate with
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/// js_helper functions.
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library;
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const int SUCCESS = 0;
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const int ERROR = 1;
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const int STREAM_WAS_CANCELED = 2;
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// A sync* function transformed 'body' returns the following codes to
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// communicate the updated state of the `_SyncStarIterator` (Iterator).
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/// The sync* body has terminated. The body should not be called again.
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const int SYNC_STAR_DONE = 0;
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/// The sync* body has updated the `_current` field of the Iterator with the
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/// value that is yielded.
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const int SYNC_STAR_YIELD = 1;
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/// The sync* body has updated the Iterator with an Iterable. The elements of
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/// the Iterable are the next values of the Iterator.
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const int SYNC_STAR_YIELD_STAR = 2;
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/// The sync* body throws an exception. The exception has been stored on a field
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/// of the Iterator.
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const int SYNC_STAR_UNCAUGHT_EXCEPTION = 3;
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