| // Copyright (c) 2015, 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 analyzer.src.summary.summary_sdk; |
| |
| import 'package:analyzer/dart/element/element.dart'; |
| import 'package:analyzer/dart/element/type.dart'; |
| import 'package:analyzer/file_system/file_system.dart' show ResourceProvider; |
| import 'package:analyzer/src/context/context.dart'; |
| import 'package:analyzer/src/dart/element/type.dart'; |
| import 'package:analyzer/src/generated/constant.dart'; |
| import 'package:analyzer/src/generated/engine.dart'; |
| import 'package:analyzer/src/generated/resolver.dart'; |
| import 'package:analyzer/src/generated/sdk.dart'; |
| import 'package:analyzer/src/generated/source.dart' |
| show DartUriResolver, Source, SourceFactory; |
| import 'package:analyzer/src/summary/idl.dart'; |
| import 'package:analyzer/src/summary/package_bundle_reader.dart'; |
| |
| /** |
| * An implementation of [DartSdk] which provides analysis results for `dart:` |
| * libraries from the given summary file. This implementation is limited and |
| * suitable only for command-line tools, but not for IDEs - it does not |
| * implement [sdkLibraries], [sdkVersion], [uris] and [fromFileUri]. |
| */ |
| class SummaryBasedDartSdk implements DartSdk { |
| SummaryDataStore _dataStore; |
| InSummaryUriResolver _uriResolver; |
| PackageBundle _bundle; |
| ResourceProvider resourceProvider; |
| |
| /** |
| * The [AnalysisContext] which is used for all of the sources in this sdk. |
| */ |
| InternalAnalysisContext _analysisContext; |
| |
| SummaryBasedDartSdk(String summaryPath, bool _, {this.resourceProvider}) { |
| _dataStore = new SummaryDataStore(<String>[summaryPath], |
| resourceProvider: resourceProvider); |
| _uriResolver = new InSummaryUriResolver(resourceProvider, _dataStore); |
| _bundle = _dataStore.bundles.single; |
| } |
| |
| SummaryBasedDartSdk.fromBundle(bool _, PackageBundle bundle, |
| {this.resourceProvider}) { |
| _dataStore = new SummaryDataStore([], resourceProvider: resourceProvider); |
| _dataStore.addBundle('dart_sdk.sum', bundle); |
| _uriResolver = new InSummaryUriResolver(resourceProvider, _dataStore); |
| _bundle = bundle; |
| } |
| |
| /** |
| * Return the [PackageBundle] for this SDK, not `null`. |
| */ |
| PackageBundle get bundle => _bundle; |
| |
| @override |
| AnalysisContext get context { |
| if (_analysisContext == null) { |
| AnalysisOptionsImpl analysisOptions = new AnalysisOptionsImpl(); |
| _analysisContext = new SdkAnalysisContext(analysisOptions); |
| SourceFactory factory = new SourceFactory( |
| [new DartUriResolver(this)], null, resourceProvider); |
| _analysisContext.sourceFactory = factory; |
| SummaryDataStore dataStore = |
| new SummaryDataStore([], resourceProvider: resourceProvider); |
| dataStore.addBundle(null, _bundle); |
| _analysisContext.resultProvider = |
| new InputPackagesResultProvider(_analysisContext, dataStore); |
| } |
| return _analysisContext; |
| } |
| |
| @override |
| List<SdkLibrary> get sdkLibraries { |
| throw new UnimplementedError(); |
| } |
| |
| @override |
| String get sdkVersion { |
| throw new UnimplementedError(); |
| } |
| |
| bool get strongMode => true; |
| |
| @override |
| List<String> get uris { |
| throw new UnimplementedError(); |
| } |
| |
| @override |
| Source fromFileUri(Uri uri) { |
| return null; |
| } |
| |
| @override |
| PackageBundle getLinkedBundle() => _bundle; |
| |
| @override |
| SdkLibrary getSdkLibrary(String uri) { |
| // This is not quite correct, but currently it's used only in |
| // to report errors on importing or exporting of internal libraries. |
| return null; |
| } |
| |
| @override |
| Source mapDartUri(String uriStr) { |
| Uri uri = Uri.parse(uriStr); |
| return _uriResolver.resolveAbsolute(uri); |
| } |
| } |
| |
| /** |
| * Implementation of [TypeProvider] which can be initialized separately with |
| * `dart:core` and `dart:async` libraries. |
| */ |
| class SummaryTypeProvider extends TypeProviderBase { |
| LibraryElement _coreLibrary; |
| LibraryElement _asyncLibrary; |
| |
| InterfaceType _boolType; |
| InterfaceType _deprecatedType; |
| InterfaceType _doubleType; |
| InterfaceType _functionType; |
| InterfaceType _futureDynamicType; |
| InterfaceType _futureNullType; |
| InterfaceType _futureOrNullType; |
| InterfaceType _futureOrType; |
| InterfaceType _futureType; |
| InterfaceType _intType; |
| InterfaceType _iterableDynamicType; |
| InterfaceType _iterableType; |
| InterfaceType _listType; |
| InterfaceType _mapType; |
| DartObjectImpl _nullObject; |
| InterfaceType _nullType; |
| InterfaceType _numType; |
| InterfaceType _objectType; |
| InterfaceType _stackTraceType; |
| InterfaceType _streamDynamicType; |
| InterfaceType _streamType; |
| InterfaceType _stringType; |
| InterfaceType _symbolType; |
| InterfaceType _typeType; |
| |
| @override |
| InterfaceType get boolType { |
| assert(_coreLibrary != null); |
| _boolType ??= _getType(_coreLibrary, "bool"); |
| return _boolType; |
| } |
| |
| @override |
| DartType get bottomType => BottomTypeImpl.instance; |
| |
| @override |
| InterfaceType get deprecatedType { |
| assert(_coreLibrary != null); |
| _deprecatedType ??= _getType(_coreLibrary, "Deprecated"); |
| return _deprecatedType; |
| } |
| |
| @override |
| InterfaceType get doubleType { |
| assert(_coreLibrary != null); |
| _doubleType ??= _getType(_coreLibrary, "double"); |
| return _doubleType; |
| } |
| |
| @override |
| DartType get dynamicType => DynamicTypeImpl.instance; |
| |
| @override |
| InterfaceType get functionType { |
| assert(_coreLibrary != null); |
| _functionType ??= _getType(_coreLibrary, "Function"); |
| return _functionType; |
| } |
| |
| @override |
| InterfaceType get futureDynamicType { |
| assert(_asyncLibrary != null); |
| _futureDynamicType ??= futureType.instantiate(<DartType>[dynamicType]); |
| return _futureDynamicType; |
| } |
| |
| @override |
| InterfaceType get futureNullType { |
| assert(_asyncLibrary != null); |
| _futureNullType ??= futureType.instantiate(<DartType>[nullType]); |
| return _futureNullType; |
| } |
| |
| @override |
| InterfaceType get futureOrNullType { |
| assert(_asyncLibrary != null); |
| _futureOrNullType ??= futureOrType.instantiate(<DartType>[nullType]); |
| return _futureOrNullType; |
| } |
| |
| @override |
| InterfaceType get futureOrType { |
| assert(_asyncLibrary != null); |
| try { |
| _futureOrType ??= _getType(_asyncLibrary, "FutureOr"); |
| } on StateError { |
| // FutureOr<T> is still fairly new, so if we're analyzing an SDK that |
| // doesn't have it yet, create an element for it. |
| _futureOrType = |
| TypeProviderImpl.createPlaceholderFutureOr(futureType, objectType); |
| } |
| return _futureOrType; |
| } |
| |
| @override |
| InterfaceType get futureType { |
| assert(_asyncLibrary != null); |
| _futureType ??= _getType(_asyncLibrary, "Future"); |
| return _futureType; |
| } |
| |
| @override |
| InterfaceType get intType { |
| assert(_coreLibrary != null); |
| _intType ??= _getType(_coreLibrary, "int"); |
| return _intType; |
| } |
| |
| @override |
| InterfaceType get iterableDynamicType { |
| assert(_coreLibrary != null); |
| _iterableDynamicType ??= iterableType.instantiate(<DartType>[dynamicType]); |
| return _iterableDynamicType; |
| } |
| |
| @override |
| InterfaceType get iterableType { |
| assert(_coreLibrary != null); |
| _iterableType ??= _getType(_coreLibrary, "Iterable"); |
| return _iterableType; |
| } |
| |
| @override |
| InterfaceType get listType { |
| assert(_coreLibrary != null); |
| _listType ??= _getType(_coreLibrary, "List"); |
| return _listType; |
| } |
| |
| @override |
| InterfaceType get mapType { |
| assert(_coreLibrary != null); |
| _mapType ??= _getType(_coreLibrary, "Map"); |
| return _mapType; |
| } |
| |
| @override |
| DartObjectImpl get nullObject { |
| if (_nullObject == null) { |
| _nullObject = new DartObjectImpl(nullType, NullState.NULL_STATE); |
| } |
| return _nullObject; |
| } |
| |
| @override |
| InterfaceType get nullType { |
| assert(_coreLibrary != null); |
| _nullType ??= _getType(_coreLibrary, "Null"); |
| return _nullType; |
| } |
| |
| @override |
| InterfaceType get numType { |
| assert(_coreLibrary != null); |
| _numType ??= _getType(_coreLibrary, "num"); |
| return _numType; |
| } |
| |
| @override |
| InterfaceType get objectType { |
| assert(_coreLibrary != null); |
| _objectType ??= _getType(_coreLibrary, "Object"); |
| return _objectType; |
| } |
| |
| @override |
| InterfaceType get stackTraceType { |
| assert(_coreLibrary != null); |
| _stackTraceType ??= _getType(_coreLibrary, "StackTrace"); |
| return _stackTraceType; |
| } |
| |
| @override |
| InterfaceType get streamDynamicType { |
| assert(_asyncLibrary != null); |
| _streamDynamicType ??= streamType.instantiate(<DartType>[dynamicType]); |
| return _streamDynamicType; |
| } |
| |
| @override |
| InterfaceType get streamType { |
| assert(_asyncLibrary != null); |
| _streamType ??= _getType(_asyncLibrary, "Stream"); |
| return _streamType; |
| } |
| |
| @override |
| InterfaceType get stringType { |
| assert(_coreLibrary != null); |
| _stringType ??= _getType(_coreLibrary, "String"); |
| return _stringType; |
| } |
| |
| @override |
| InterfaceType get symbolType { |
| assert(_coreLibrary != null); |
| _symbolType ??= _getType(_coreLibrary, "Symbol"); |
| return _symbolType; |
| } |
| |
| @override |
| InterfaceType get typeType { |
| assert(_coreLibrary != null); |
| _typeType ??= _getType(_coreLibrary, "Type"); |
| return _typeType; |
| } |
| |
| @override |
| DartType get undefinedType => UndefinedTypeImpl.instance; |
| |
| /** |
| * Initialize the `dart:async` types provided by this type provider. |
| */ |
| void initializeAsync(LibraryElement library) { |
| assert(_coreLibrary != null); |
| assert(_asyncLibrary == null); |
| _asyncLibrary = library; |
| } |
| |
| /** |
| * Initialize the `dart:core` types provided by this type provider. |
| */ |
| void initializeCore(LibraryElement library) { |
| assert(_coreLibrary == null); |
| assert(_asyncLibrary == null); |
| _coreLibrary = library; |
| } |
| |
| /** |
| * Return the type with the given [name] from the given [library], or |
| * throw a [StateError] if there is no class with the given name. |
| */ |
| InterfaceType _getType(LibraryElement library, String name) { |
| Element element = library.getType(name); |
| if (element == null) { |
| throw new StateError("No definition of type $name"); |
| } |
| return (element as ClassElement).type; |
| } |
| } |