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Add empty value class transformer.

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Change-Id: I8e532c1699785ed75c7eff7a3187a4ca3a2032e9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/156880
Reviewed-by: Dmitry Stefantsov <dmitryas@google.com>
Commit-Queue: Javier López-Contreras <jlcontreras@google.com>
This commit is contained in:
jlcontreras 2020-08-03 14:14:42 +00:00 committed by commit-bot@chromium.org
parent 25e08663ce
commit 0f0e04ec3a
2 changed files with 20 additions and 0 deletions
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4
pkg/kernel/bin/transform.dart
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@ -18,6 +18,7 @@ import 'package:kernel/target/targets.dart';
import 'package:kernel/transformations/continuation.dart' as cont;
import 'package:kernel/transformations/empty.dart' as empty;
import 'package:kernel/transformations/value_class.dart' as valueClass;
import 'package:kernel/transformations/mixin_full_resolution.dart' as mix;
import 'package:kernel/type_environment.dart';
import 'package:kernel/vm/constants_native_effects.dart';
@ -107,6 +108,9 @@ Future<CompilerOutcome> runTransformation(List<String> arguments) async {
enableTripleShift: false,
errorOnUnevaluatedConstant: false);
break;
case 'value-class':
component = valueClass.transformComponent(component);
break;
case 'empty':
component = empty.transformComponent(component);
break;

16
pkg/kernel/lib/transformations/value_class.dart Normal file
View file

@ -0,0 +1,16 @@
// Copyright (c) 2020, 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.
library kernel.transformations.value_class;
import '../ast.dart';
import '../kernel.dart';
import '../visitor.dart';
Component transformComponent(Component component) {
new ValueClassTransformer().visitComponent(component);
return component;
}
class ValueClassTransformer extends Transformer {}