| // Copyright (c) 2019, 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. |
| |
| // @dart = 2.9 |
| |
| import "package:kernel/ast.dart" show DartType, Library; |
| |
| import "package:kernel/target/targets.dart" show NoneTarget, TargetFlags; |
| |
| import "package:front_end/src/api_prototype/compiler_options.dart" |
| show CompilerOptions; |
| |
| import "package:front_end/src/base/processed_options.dart" |
| show ProcessedOptions; |
| |
| import "package:front_end/src/fasta/builder/class_builder.dart"; |
| |
| import "package:front_end/src/fasta/compiler_context.dart" show CompilerContext; |
| |
| import "package:front_end/src/fasta/dill/dill_loader.dart" show DillLoader; |
| |
| import "package:front_end/src/fasta/dill/dill_target.dart" show DillTarget; |
| |
| import "package:front_end/src/fasta/kernel/kernel_builder.dart" |
| show ClassHierarchyBuilder; |
| |
| import "package:front_end/src/fasta/ticker.dart" show Ticker; |
| |
| import "legacy_upper_bound_helper.dart" show LegacyUpperBoundTest; |
| |
| class FastaLegacyUpperBoundTest extends LegacyUpperBoundTest { |
| final Ticker ticker; |
| final CompilerContext context; |
| |
| ClassHierarchyBuilder hierarchy; |
| |
| FastaLegacyUpperBoundTest(this.ticker, this.context); |
| |
| @override |
| bool get isNonNullableByDefault => false; |
| |
| @override |
| Future<void> parseComponent(String source) async { |
| await super.parseComponent(source); |
| |
| DillTarget target = new DillTarget( |
| ticker, |
| await context.options.getUriTranslator(), |
| new NoneTarget(new TargetFlags())); |
| final DillLoader loader = target.loader; |
| loader.appendLibraries(env.component); |
| await target.buildOutlines(); |
| ClassBuilder objectClass = |
| loader.coreLibrary.lookupLocalMember("Object", required: true); |
| hierarchy = new ClassHierarchyBuilder(objectClass, loader, env.coreTypes); |
| } |
| |
| @override |
| DartType getLegacyLeastUpperBound( |
| DartType a, DartType b, Library clientLibrary) { |
| return hierarchy.getLegacyLeastUpperBound(a, b, clientLibrary); |
| } |
| } |
| |
| main() { |
| final Ticker ticker = new Ticker(); |
| final CompilerContext context = new CompilerContext(new ProcessedOptions( |
| options: new CompilerOptions() |
| ..packagesFileUri = Uri.base.resolve(".packages"))); |
| context.runInContext<void>( |
| (_) => new FastaLegacyUpperBoundTest(ticker, context).test()); |
| } |