| // Copyright (c) 2017, 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. |
| |
| // TODO(johnniwinther): Add a test that ensure that this library doesn't depend |
| // on the dart2js internals. |
| library compiler.src.kernel.dart2js_target; |
| |
| import 'package:_fe_analyzer_shared/src/messages/codes.dart' |
| show Message, LocatedMessage; |
| import 'package:_js_interop_checks/js_interop_checks.dart'; |
| import 'package:kernel/ast.dart' as ir; |
| import 'package:kernel/class_hierarchy.dart'; |
| import 'package:kernel/core_types.dart'; |
| import 'package:kernel/reference_from_index.dart'; |
| import 'package:kernel/target/changed_structure_notifier.dart'; |
| import 'package:kernel/target/targets.dart'; |
| |
| import 'invocation_mirror_constants.dart'; |
| |
| const Iterable<String> _allowedDartSchemePaths = const <String>[ |
| 'async', |
| 'html', |
| 'html_common', |
| 'indexed_db', |
| 'js', |
| 'js_util', |
| 'svg', |
| '_native_typed_data', |
| 'web_audio', |
| 'web_gl', |
| 'web_sql' |
| ]; |
| |
| bool maybeEnableNative(Uri uri) { |
| bool allowedTestLibrary() { |
| String scriptName = uri.path; |
| return scriptName |
| .contains(RegExp(r'(?<!generated_)tests/dart2js/native')) || |
| scriptName.contains(RegExp(r'(?<!generated_)tests/dart2js/internal')) || |
| scriptName.contains('generated_tests/dart2js/native/native_test') || |
| scriptName.contains(RegExp(r'(?<!generated_)tests/dart2js_2/native')) || |
| scriptName |
| .contains(RegExp(r'(?<!generated_)tests/dart2js_2/internal')) || |
| scriptName.contains('generated_tests/dart2js_2/native/native_test'); |
| } |
| |
| bool allowedDartLibrary() { |
| if (uri.scheme != 'dart') return false; |
| return _allowedDartSchemePaths.contains(uri.path); |
| } |
| |
| return allowedTestLibrary() || allowedDartLibrary(); |
| } |
| |
| /// A kernel [Target] to configure the Dart Front End for dart2js. |
| class Dart2jsTarget extends Target { |
| @override |
| final TargetFlags flags; |
| @override |
| final String name; |
| |
| Dart2jsTarget(this.name, this.flags); |
| |
| @override |
| bool get enableNoSuchMethodForwarders => true; |
| |
| @override |
| bool get supportsLateFields => false; |
| |
| @override |
| bool get supportsLateLoweringSentinel => false; |
| |
| @override |
| bool get useStaticFieldLowering => false; |
| |
| // TODO(johnniwinther,sigmund): Remove this when js-interop handles getter |
| // calls encoded with an explicit property get or disallows getter calls. |
| @override |
| bool get supportsExplicitGetterCalls => false; |
| |
| @override |
| List<String> get extraRequiredLibraries => _requiredLibraries[name]; |
| |
| @override |
| bool mayDefineRestrictedType(Uri uri) => |
| uri.scheme == 'dart' && |
| (uri.path == 'core' || uri.path == '_interceptors'); |
| |
| @override |
| bool allowPlatformPrivateLibraryAccess(Uri importer, Uri imported) => |
| super.allowPlatformPrivateLibraryAccess(importer, imported) || |
| maybeEnableNative(importer); |
| |
| @override |
| bool enableNative(Uri uri) => maybeEnableNative(uri); |
| |
| @override |
| bool get nativeExtensionExpectsString => false; |
| |
| @override |
| bool get errorOnUnexactWebIntLiterals => true; |
| |
| @override |
| void performModularTransformationsOnLibraries( |
| ir.Component component, |
| CoreTypes coreTypes, |
| ClassHierarchy hierarchy, |
| List<ir.Library> libraries, |
| Map<String, String> environmentDefines, |
| DiagnosticReporter diagnosticReporter, |
| ReferenceFromIndex referenceFromIndex, |
| {void logger(String msg), |
| ChangedStructureNotifier changedStructureNotifier}) { |
| for (var library in libraries) { |
| JsInteropChecks( |
| diagnosticReporter as DiagnosticReporter<Message, LocatedMessage>) |
| .visitLibrary(library); |
| } |
| } |
| |
| @override |
| ir.Expression instantiateInvocation( |
| CoreTypes coreTypes, |
| ir.Expression receiver, |
| String name, |
| ir.Arguments arguments, |
| int offset, |
| bool isSuper) { |
| int kind; |
| if (name.startsWith('get:')) { |
| kind = invocationMirrorGetterKind; |
| name = name.substring(4); |
| } else if (name.startsWith('set:')) { |
| kind = invocationMirrorSetterKind; |
| name = name.substring(4); |
| } else { |
| kind = invocationMirrorMethodKind; |
| } |
| return new ir.StaticInvocation( |
| coreTypes.index |
| .getTopLevelMember('dart:core', '_createInvocationMirror'), |
| new ir.Arguments(<ir.Expression>[ |
| new ir.StringLiteral(name)..fileOffset = offset, |
| new ir.ListLiteral( |
| arguments.types.map((t) => new ir.TypeLiteral(t)).toList()), |
| new ir.ListLiteral(arguments.positional)..fileOffset = offset, |
| new ir.MapLiteral(new List<ir.MapEntry>.from( |
| arguments.named.map((ir.NamedExpression arg) { |
| return new ir.MapEntry( |
| new ir.StringLiteral(arg.name)..fileOffset = arg.fileOffset, |
| arg.value) |
| ..fileOffset = arg.fileOffset; |
| })), keyType: coreTypes.stringNonNullableRawType) |
| ..isConst = (arguments.named.length == 0) |
| ..fileOffset = arguments.fileOffset, |
| new ir.IntLiteral(kind)..fileOffset = offset, |
| ])) |
| ..fileOffset = offset; |
| } |
| |
| @override |
| ir.Expression instantiateNoSuchMethodError(CoreTypes coreTypes, |
| ir.Expression receiver, String name, ir.Arguments arguments, int offset, |
| {bool isMethod: false, |
| bool isGetter: false, |
| bool isSetter: false, |
| bool isField: false, |
| bool isLocalVariable: false, |
| bool isDynamic: false, |
| bool isSuper: false, |
| bool isStatic: false, |
| bool isConstructor: false, |
| bool isTopLevel: false}) { |
| // TODO(sigmund): implement; |
| return new ir.InvalidExpression(null); |
| } |
| |
| @override |
| ConstantsBackend constantsBackend(CoreTypes coreTypes) => |
| const Dart2jsConstantsBackend(supportsUnevaluatedConstants: true); |
| } |
| |
| // TODO(sigmund): this "extraRequiredLibraries" needs to be removed... |
| // compile-platform should just specify which libraries to compile instead. |
| const _requiredLibraries = const <String, List<String>>{ |
| 'dart2js': const <String>[ |
| 'dart:_foreign_helper', |
| 'dart:_interceptors', |
| 'dart:_internal', |
| 'dart:_js_annotations', |
| 'dart:_js_embedded_names', |
| 'dart:_js_helper', |
| 'dart:_js_names', |
| 'dart:_native_typed_data', |
| 'dart:async', |
| 'dart:collection', |
| 'dart:html', |
| 'dart:html_common', |
| 'dart:indexed_db', |
| 'dart:io', |
| 'dart:js', |
| 'dart:js_util', |
| 'dart:svg', |
| 'dart:web_audio', |
| 'dart:web_gl', |
| 'dart:web_sql', |
| ], |
| 'dart2js_server': const <String>[ |
| 'dart:_foreign_helper', |
| 'dart:_interceptors', |
| 'dart:_internal', |
| 'dart:_js_annotations', |
| 'dart:_js_embedded_names', |
| 'dart:_js_helper', |
| 'dart:_js_names', |
| 'dart:_native_typed_data', |
| 'dart:async', |
| 'dart:collection', |
| 'dart:io', |
| 'dart:js', |
| 'dart:js_util', |
| ] |
| }; |
| |
| class Dart2jsConstantsBackend extends ConstantsBackend { |
| @override |
| final bool supportsUnevaluatedConstants; |
| |
| const Dart2jsConstantsBackend({this.supportsUnevaluatedConstants}); |
| |
| @override |
| NumberSemantics get numberSemantics => NumberSemantics.js; |
| } |