Index: analyzer/lib/src/task/dart.dart |
diff --git a/analyzer/lib/src/task/dart.dart b/analyzer/lib/src/task/dart.dart |
deleted file mode 100644 |
index fa8daec4119a889465b5a188a541d190e7cf371b..0000000000000000000000000000000000000000 |
--- a/analyzer/lib/src/task/dart.dart |
+++ /dev/null |
@@ -1,3411 +0,0 @@ |
-// 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.task.dart; |
- |
-import 'dart:collection'; |
- |
-import 'package:analyzer/src/context/cache.dart'; |
-import 'package:analyzer/src/generated/ast.dart'; |
-import 'package:analyzer/src/generated/constant.dart'; |
-import 'package:analyzer/src/generated/element.dart'; |
-import 'package:analyzer/src/generated/engine.dart' |
- hide AnalysisCache, AnalysisTask; |
-import 'package:analyzer/src/generated/error.dart'; |
-import 'package:analyzer/src/generated/error_verifier.dart'; |
-import 'package:analyzer/src/generated/java_engine.dart'; |
-import 'package:analyzer/src/generated/parser.dart'; |
-import 'package:analyzer/src/generated/resolver.dart'; |
-import 'package:analyzer/src/generated/scanner.dart'; |
-import 'package:analyzer/src/generated/sdk.dart'; |
-import 'package:analyzer/src/generated/source.dart'; |
-import 'package:analyzer/src/task/driver.dart'; |
-import 'package:analyzer/src/task/general.dart'; |
-import 'package:analyzer/src/task/html.dart'; |
-import 'package:analyzer/src/task/inputs.dart'; |
-import 'package:analyzer/src/task/model.dart'; |
-import 'package:analyzer/task/dart.dart'; |
-import 'package:analyzer/task/general.dart'; |
-import 'package:analyzer/task/model.dart'; |
- |
-/** |
- * The [ResultCachingPolicy] for ASTs. |
- */ |
-const ResultCachingPolicy AST_CACHING_POLICY = |
- const SimpleResultCachingPolicy(8192, 8192); |
- |
-/** |
- * The errors produced while resolving a library directives. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ListResultDescriptor<AnalysisError> BUILD_DIRECTIVES_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'BUILD_DIRECTIVES_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The errors produced while building a library element. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ListResultDescriptor<AnalysisError> BUILD_LIBRARY_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'BUILD_LIBRARY_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * A list of the [ConstantEvaluationTarget]s defined in a unit. This includes |
- * constants defined at top level, statically inside classes, and local to |
- * functions, as well as constant constructors, annotations, and default values |
- * of parameters to constant constructors. |
- */ |
-final ListResultDescriptor<ConstantEvaluationTarget> COMPILATION_UNIT_CONSTANTS = |
- new ListResultDescriptor<ConstantEvaluationTarget>( |
- 'COMPILATION_UNIT_CONSTANTS', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The element model associated with a single compilation unit. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ResultDescriptor<CompilationUnitElement> COMPILATION_UNIT_ELEMENT = |
- new ResultDescriptor<CompilationUnitElement>( |
- 'COMPILATION_UNIT_ELEMENT', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The list of [ConstantEvaluationTarget]s on which the target constant element |
- * depends. |
- * |
- * The result is only available for targets representing a |
- * [ConstantEvaluationTarget] (i.e. a constant variable declaration, a constant |
- * constructor, or a parameter element with a default value). |
- */ |
-final ListResultDescriptor<ConstantEvaluationTarget> CONSTANT_DEPENDENCIES = |
- new ListResultDescriptor<ConstantEvaluationTarget>( |
- 'CONSTANT_DEPENDENCIES', const <ConstantEvaluationTarget>[]); |
- |
-/** |
- * A [ConstantEvaluationTarget] that has been successfully constant-evaluated. |
- * |
- * TODO(paulberry): is ELEMENT_CACHING_POLICY the correct caching policy? |
- */ |
-final ResultDescriptor<ConstantEvaluationTarget> CONSTANT_VALUE = |
- new ResultDescriptor<ConstantEvaluationTarget>('CONSTANT_VALUE', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The sources representing the libraries that include a given source as a part. |
- * |
- * The result is only available for [Source]s representing a compilation unit. |
- */ |
-final ListResultDescriptor<Source> CONTAINING_LIBRARIES = |
- new ListResultDescriptor<Source>('CONTAINING_LIBRARIES', Source.EMPTY_LIST); |
- |
-/** |
- * The [ResultCachingPolicy] for [Element]s. |
- */ |
-const ResultCachingPolicy ELEMENT_CACHING_POLICY = |
- const SimpleResultCachingPolicy(-1, -1); |
- |
-/** |
- * The sources representing the export closure of a library. |
- * The [Source]s include only library sources, not their units. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ListResultDescriptor<Source> EXPORT_SOURCE_CLOSURE = |
- new ListResultDescriptor<Source>('EXPORT_SOURCE_CLOSURE', null); |
- |
-/** |
- * The errors produced while generating hints a compilation unit. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ListResultDescriptor<AnalysisError> HINTS = |
- new ListResultDescriptor<AnalysisError>( |
- 'HINT_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The sources representing the combined import/export closure of a library. |
- * The [Source]s include only library sources, not their units. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ListResultDescriptor<Source> IMPORT_EXPORT_SOURCE_CLOSURE = |
- new ListResultDescriptor<Source>('IMPORT_EXPORT_SOURCE_CLOSURE', null); |
- |
-/** |
- * The partial [LibraryElement] associated with a library. |
- * |
- * The [LibraryElement] and its [CompilationUnitElement]s are attached to each |
- * other. Directives 'library', 'part' and 'part of' are resolved. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT1 = |
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT1', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The partial [LibraryElement] associated with a library. |
- * |
- * In addition to [LIBRARY_ELEMENT1] [LibraryElement.imports] and |
- * [LibraryElement.exports] are set. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT2 = |
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT2', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The partial [LibraryElement] associated with a library. |
- * |
- * In addition to [LIBRARY_ELEMENT2] the [LibraryElement.publicNamespace] is set. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT3 = |
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT3', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The partial [LibraryElement] associated with a library. |
- * |
- * In addition to [LIBRARY_ELEMENT3] the [LibraryElement.entryPoint] is set, |
- * if the library does not declare one already and one of the exported |
- * libraries exports one. |
- * |
- * Also [LibraryElement.exportNamespace] is set. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT4 = |
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT4', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The partial [LibraryElement] associated with a library. |
- * |
- * [LIBRARY_ELEMENT4] plus resolved types for every element. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT5 = |
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT5', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The flag specifying whether all analysis errors are computed in a specific |
- * library. |
- * |
- * The result is only available for [Source]s representing a library. |
- */ |
-final ResultDescriptor<bool> LIBRARY_ERRORS_READY = |
- new ResultDescriptor<bool>('LIBRARY_ERRORS_READY', false); |
- |
-/** |
- * The analysis errors associated with a compilation unit in a specific library. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ListResultDescriptor<AnalysisError> LIBRARY_UNIT_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'LIBRARY_UNIT_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The errors produced while parsing a compilation unit. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [Source]s representing a compilation unit. |
- */ |
-final ListResultDescriptor<AnalysisError> PARSE_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'PARSE_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The names (resolved and not) referenced by a unit. |
- * |
- * The result is only available for [Source]s representing a compilation unit. |
- */ |
-final ResultDescriptor<ReferencedNames> REFERENCED_NAMES = |
- new ResultDescriptor<ReferencedNames>('REFERENCED_NAMES', null); |
- |
-/** |
- * The errors produced while resolving references. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ListResultDescriptor<AnalysisError> RESOLVE_REFERENCES_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'RESOLVE_REFERENCES_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The errors produced while resolving type names. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ListResultDescriptor<AnalysisError> RESOLVE_TYPE_NAMES_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'RESOLVE_TYPE_NAMES_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The partially resolved [CompilationUnit] associated with a unit. |
- * |
- * All declarations bound to the element defined by the declaration. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT1 = |
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT1', null, |
- cachingPolicy: AST_CACHING_POLICY); |
- |
-/** |
- * The partially resolved [CompilationUnit] associated with a unit. |
- * |
- * All the enum member elements are built. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT2 = |
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT2', null, |
- cachingPolicy: AST_CACHING_POLICY); |
- |
-/** |
- * The partially resolved [CompilationUnit] associated with a unit. |
- * |
- * [RESOLVED_UNIT2] with resolved type names. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT3 = |
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT3', null, |
- cachingPolicy: AST_CACHING_POLICY); |
- |
-/** |
- * The partially resolved [CompilationUnit] associated with a unit. |
- * |
- * [RESOLVED_UNIT3] plus resolved local variables and formal parameters. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT4 = |
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT4', null, |
- cachingPolicy: AST_CACHING_POLICY); |
- |
-/** |
- * The resolved [CompilationUnit] associated with a compilation unit, with |
- * constants not yet resolved. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT5 = |
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT5', null, |
- cachingPolicy: AST_CACHING_POLICY); |
- |
-/** |
- * The errors produced while scanning a compilation unit. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [Source]s representing a compilation unit. |
- */ |
-final ListResultDescriptor<AnalysisError> SCAN_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'SCAN_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The [ResultCachingPolicy] for [TOKEN_STREAM]. |
- */ |
-const ResultCachingPolicy TOKEN_STREAM_CACHING_POLICY = |
- const SimpleResultCachingPolicy(1, 1); |
- |
-/** |
- * The [TypeProvider] of the [AnalysisContext]. |
- */ |
-final ResultDescriptor<TypeProvider> TYPE_PROVIDER = |
- new ResultDescriptor<TypeProvider>('TYPE_PROVIDER', null); |
- |
-/** |
- * The [UsedImportedElements] of a [LibrarySpecificUnit]. |
- */ |
-final ResultDescriptor<UsedImportedElements> USED_IMPORTED_ELEMENTS = |
- new ResultDescriptor<UsedImportedElements>('USED_IMPORTED_ELEMENTS', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The [UsedLocalElements] of a [LibrarySpecificUnit]. |
- */ |
-final ResultDescriptor<UsedLocalElements> USED_LOCAL_ELEMENTS = |
- new ResultDescriptor<UsedLocalElements>('USED_LOCAL_ELEMENTS', null, |
- cachingPolicy: ELEMENT_CACHING_POLICY); |
- |
-/** |
- * The errors produced while resolving variable references in a compilation unit. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ListResultDescriptor<AnalysisError> VARIABLE_REFERENCE_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'VARIABLE_REFERENCE_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * The errors produced while verifying a compilation unit. |
- * |
- * The list will be empty if there were no errors, but will not be `null`. |
- * |
- * The result is only available for [LibrarySpecificUnit]s. |
- */ |
-final ListResultDescriptor<AnalysisError> VERIFY_ERRORS = |
- new ListResultDescriptor<AnalysisError>( |
- 'VERIFY_ERRORS', AnalysisError.NO_ERRORS); |
- |
-/** |
- * Return a list of errors containing the errors from the given [errors] list |
- * but with duplications removed. |
- */ |
-List<AnalysisError> removeDuplicateErrors(List<AnalysisError> errors) { |
- if (errors.isEmpty) { |
- return errors; |
- } |
- return errors.toSet().toList(); |
-} |
- |
-/** |
- * A task that builds a compilation unit element for a single compilation unit. |
- */ |
-class BuildCompilationUnitElementTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input whose value is the AST for the compilation unit. |
- */ |
- static const String PARSED_UNIT_INPUT_NAME = 'PARSED_UNIT_INPUT_NAME'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildCompilationUnitElementTask', createTask, buildInputs, |
- <ResultDescriptor>[ |
- COMPILATION_UNIT_ELEMENT, |
- RESOLVED_UNIT1, |
- COMPILATION_UNIT_CONSTANTS |
- ]); |
- |
- /** |
- * Initialize a newly created task to build a compilation unit element for |
- * the given [target] in the given [context]. |
- */ |
- BuildCompilationUnitElementTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- LibrarySpecificUnit librarySpecificUnit = target; |
- Source source = getRequiredSource(); |
- CompilationUnit unit = getRequiredInput(PARSED_UNIT_INPUT_NAME); |
- // |
- // Build or reuse CompilationUnitElement. |
- // |
- unit = AstCloner.clone(unit); |
- AnalysisCache analysisCache = |
- (context as InternalAnalysisContext).analysisCache; |
- CompilationUnitElement element = |
- analysisCache.getValue(target, COMPILATION_UNIT_ELEMENT); |
- if (element == null) { |
- CompilationUnitBuilder builder = new CompilationUnitBuilder(); |
- element = builder.buildCompilationUnit( |
- source, unit, librarySpecificUnit.library); |
- } else { |
- new DeclarationResolver().resolve(unit, element); |
- } |
- // |
- // Prepare constants. |
- // |
- ConstantFinder constantFinder = |
- new ConstantFinder(context, source, librarySpecificUnit.library); |
- unit.accept(constantFinder); |
- List<ConstantEvaluationTarget> constants = |
- new List<ConstantEvaluationTarget>.from( |
- constantFinder.constantsToCompute); |
- // |
- // Record outputs. |
- // |
- outputs[COMPILATION_UNIT_ELEMENT] = element; |
- outputs[RESOLVED_UNIT1] = unit; |
- outputs[COMPILATION_UNIT_CONSTANTS] = constants; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the given |
- * [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- PARSED_UNIT_INPUT_NAME: PARSED_UNIT.of(unit.unit) |
- }; |
- } |
- |
- /** |
- * Create a [BuildCompilationUnitElementTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static BuildCompilationUnitElementTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildCompilationUnitElementTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds imports and export directive elements for a library. |
- */ |
-class BuildDirectiveElementsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input whose value is the defining [LIBRARY_ELEMENT1]. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The name of the input for [RESOLVED_UNIT1] of a library unit. |
- */ |
- static const String UNIT_INPUT_NAME = 'UNIT_INPUT_NAME'; |
- |
- /** |
- * The input with a list of [LIBRARY_ELEMENT3]s of imported libraries. |
- */ |
- static const String IMPORTS_LIBRARY_ELEMENT_INPUT_NAME = |
- 'IMPORTS_LIBRARY_ELEMENT1_INPUT_NAME'; |
- |
- /** |
- * The input with a list of [LIBRARY_ELEMENT3]s of exported libraries. |
- */ |
- static const String EXPORTS_LIBRARY_ELEMENT_INPUT_NAME = |
- 'EXPORTS_LIBRARY_ELEMENT_INPUT_NAME'; |
- |
- /** |
- * The input with a list of [SOURCE_KIND]s of imported libraries. |
- */ |
- static const String IMPORTS_SOURCE_KIND_INPUT_NAME = |
- 'IMPORTS_SOURCE_KIND_INPUT_NAME'; |
- |
- /** |
- * The input with a list of [SOURCE_KIND]s of exported libraries. |
- */ |
- static const String EXPORTS_SOURCE_KIND_INPUT_NAME = |
- 'EXPORTS_SOURCE_KIND_INPUT_NAME'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildDirectiveElementsTask', createTask, buildInputs, <ResultDescriptor>[ |
- LIBRARY_ELEMENT2, |
- BUILD_DIRECTIVES_ERRORS |
- ]); |
- |
- BuildDirectiveElementsTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- List<AnalysisError> errors = <AnalysisError>[]; |
- // |
- // Prepare inputs. |
- // |
- LibraryElementImpl libraryElement = getRequiredInput(LIBRARY_INPUT); |
- CompilationUnit libraryUnit = getRequiredInput(UNIT_INPUT_NAME); |
- Map<Source, LibraryElement> importLibraryMap = |
- getRequiredInput(IMPORTS_LIBRARY_ELEMENT_INPUT_NAME); |
- Map<Source, LibraryElement> exportLibraryMap = |
- getRequiredInput(EXPORTS_LIBRARY_ELEMENT_INPUT_NAME); |
- Map<Source, SourceKind> importSourceKindMap = |
- getRequiredInput(IMPORTS_SOURCE_KIND_INPUT_NAME); |
- Map<Source, SourceKind> exportSourceKindMap = |
- getRequiredInput(EXPORTS_SOURCE_KIND_INPUT_NAME); |
- Source librarySource = libraryElement.source; |
- // |
- // Resolve directives. |
- // |
- HashMap<String, PrefixElementImpl> nameToPrefixMap = |
- new HashMap<String, PrefixElementImpl>(); |
- List<ImportElement> imports = <ImportElement>[]; |
- List<ExportElement> exports = <ExportElement>[]; |
- bool explicitlyImportsCore = false; |
- for (Directive directive in libraryUnit.directives) { |
- if (directive is ImportDirective) { |
- ImportDirective importDirective = directive; |
- String uriContent = importDirective.uriContent; |
- if (DartUriResolver.isDartExtUri(uriContent)) { |
- libraryElement.hasExtUri = true; |
- } |
- Source importedSource = importDirective.source; |
- if (importedSource != null && context.exists(importedSource)) { |
- // The imported source will be null if the URI in the import |
- // directive was invalid. |
- LibraryElement importedLibrary = importLibraryMap[importedSource]; |
- if (importedLibrary != null) { |
- if (importedLibrary.isDartCore) { |
- explicitlyImportsCore = true; |
- } |
- ImportElementImpl importElement = |
- new ImportElementImpl(directive.offset); |
- StringLiteral uriLiteral = importDirective.uri; |
- if (uriLiteral != null) { |
- importElement.uriOffset = uriLiteral.offset; |
- importElement.uriEnd = uriLiteral.end; |
- } |
- importElement.uri = uriContent; |
- importElement.deferred = importDirective.deferredKeyword != null; |
- importElement.combinators = _buildCombinators(importDirective); |
- importElement.importedLibrary = importedLibrary; |
- SimpleIdentifier prefixNode = directive.prefix; |
- if (prefixNode != null) { |
- importElement.prefixOffset = prefixNode.offset; |
- String prefixName = prefixNode.name; |
- PrefixElementImpl prefix = nameToPrefixMap[prefixName]; |
- if (prefix == null) { |
- prefix = new PrefixElementImpl.forNode(prefixNode); |
- nameToPrefixMap[prefixName] = prefix; |
- } |
- importElement.prefix = prefix; |
- prefixNode.staticElement = prefix; |
- } |
- directive.element = importElement; |
- imports.add(importElement); |
- if (importSourceKindMap[importedSource] != SourceKind.LIBRARY) { |
- ErrorCode errorCode = (importElement.isDeferred |
- ? StaticWarningCode.IMPORT_OF_NON_LIBRARY |
- : CompileTimeErrorCode.IMPORT_OF_NON_LIBRARY); |
- errors.add(new AnalysisError(importedSource, uriLiteral.offset, |
- uriLiteral.length, errorCode, [uriLiteral.toSource()])); |
- } |
- } |
- } |
- } else if (directive is ExportDirective) { |
- ExportDirective exportDirective = directive; |
- Source exportedSource = exportDirective.source; |
- if (exportedSource != null && context.exists(exportedSource)) { |
- // The exported source will be null if the URI in the export |
- // directive was invalid. |
- LibraryElement exportedLibrary = exportLibraryMap[exportedSource]; |
- if (exportedLibrary != null) { |
- ExportElementImpl exportElement = |
- new ExportElementImpl(directive.offset); |
- StringLiteral uriLiteral = exportDirective.uri; |
- if (uriLiteral != null) { |
- exportElement.uriOffset = uriLiteral.offset; |
- exportElement.uriEnd = uriLiteral.end; |
- } |
- exportElement.uri = exportDirective.uriContent; |
- exportElement.combinators = _buildCombinators(exportDirective); |
- exportElement.exportedLibrary = exportedLibrary; |
- directive.element = exportElement; |
- exports.add(exportElement); |
- if (exportSourceKindMap[exportedSource] != SourceKind.LIBRARY) { |
- errors.add(new AnalysisError(exportedSource, uriLiteral.offset, |
- uriLiteral.length, CompileTimeErrorCode.EXPORT_OF_NON_LIBRARY, |
- [uriLiteral.toSource()])); |
- } |
- } |
- } |
- } |
- } |
- // |
- // Ensure "dart:core" import. |
- // |
- Source coreLibrarySource = context.sourceFactory.forUri(DartSdk.DART_CORE); |
- if (!explicitlyImportsCore && coreLibrarySource != librarySource) { |
- ImportElementImpl importElement = new ImportElementImpl(-1); |
- importElement.importedLibrary = importLibraryMap[coreLibrarySource]; |
- importElement.synthetic = true; |
- imports.add(importElement); |
- } |
- // |
- // Populate the library element. |
- // |
- libraryElement.imports = imports; |
- libraryElement.exports = exports; |
- // |
- // Record outputs. |
- // |
- outputs[LIBRARY_ELEMENT2] = libraryElement; |
- outputs[BUILD_DIRECTIVES_ERRORS] = errors; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given library [libSource]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- LIBRARY_INPUT: LIBRARY_ELEMENT1.of(source), |
- UNIT_INPUT_NAME: |
- RESOLVED_UNIT1.of(new LibrarySpecificUnit(source, source)), |
- IMPORTS_LIBRARY_ELEMENT_INPUT_NAME: |
- IMPORTED_LIBRARIES.of(source).toMapOf(LIBRARY_ELEMENT1), |
- EXPORTS_LIBRARY_ELEMENT_INPUT_NAME: |
- EXPORTED_LIBRARIES.of(source).toMapOf(LIBRARY_ELEMENT1), |
- IMPORTS_SOURCE_KIND_INPUT_NAME: |
- IMPORTED_LIBRARIES.of(source).toMapOf(SOURCE_KIND), |
- EXPORTS_SOURCE_KIND_INPUT_NAME: |
- EXPORTED_LIBRARIES.of(source).toMapOf(SOURCE_KIND) |
- }; |
- } |
- |
- /** |
- * Create a [BuildDirectiveElementsTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static BuildDirectiveElementsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildDirectiveElementsTask(context, target); |
- } |
- |
- /** |
- * Build the element model representing the combinators declared by |
- * the given [directive]. |
- */ |
- static List<NamespaceCombinator> _buildCombinators( |
- NamespaceDirective directive) { |
- List<NamespaceCombinator> combinators = <NamespaceCombinator>[]; |
- for (Combinator combinator in directive.combinators) { |
- if (combinator is ShowCombinator) { |
- ShowElementCombinatorImpl show = new ShowElementCombinatorImpl(); |
- show.offset = combinator.offset; |
- show.end = combinator.end; |
- show.shownNames = _getIdentifiers(combinator.shownNames); |
- combinators.add(show); |
- } else if (combinator is HideCombinator) { |
- HideElementCombinatorImpl hide = new HideElementCombinatorImpl(); |
- hide.hiddenNames = _getIdentifiers(combinator.hiddenNames); |
- combinators.add(hide); |
- } |
- } |
- return combinators; |
- } |
- |
- /** |
- * Return the lexical identifiers associated with the given [identifiers]. |
- */ |
- static List<String> _getIdentifiers(NodeList<SimpleIdentifier> identifiers) { |
- return identifiers.map((identifier) => identifier.name).toList(); |
- } |
-} |
- |
-/** |
- * A task that builds the elements representing the members of enum |
- * declarations. |
- */ |
-class BuildEnumMemberElementsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- /** |
- * The name of the [RESOLVED_UNIT1] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildEnumMemberElementsTask', createTask, buildInputs, |
- <ResultDescriptor>[RESOLVED_UNIT2]); |
- |
- BuildEnumMemberElementsTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- // |
- // Record outputs. |
- // |
- EnumMemberBuilder builder = new EnumMemberBuilder(typeProvider); |
- unit.accept(builder); |
- outputs[RESOLVED_UNIT2] = unit; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request), |
- UNIT_INPUT: RESOLVED_UNIT1.of(unit) |
- }; |
- } |
- |
- /** |
- * Create a [BuildEnumMemberElementsTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static BuildEnumMemberElementsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildEnumMemberElementsTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [EXPORT_NAMESPACE] and [LIBRARY_ELEMENT4] for a library. |
- */ |
-class BuildExportNamespaceTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input for [LIBRARY_ELEMENT3] of a library. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildExportNamespaceTask', createTask, buildInputs, |
- <ResultDescriptor>[LIBRARY_ELEMENT4]); |
- |
- BuildExportNamespaceTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- LibraryElementImpl library = getRequiredInput(LIBRARY_INPUT); |
- // |
- // Compute export namespace. |
- // |
- ExportNamespaceBuilder builder = new ExportNamespaceBuilder(); |
- Namespace namespace = builder.build(library); |
- library.exportNamespace = namespace; |
- // |
- // Update entry point. |
- // |
- if (library.entryPoint == null) { |
- Iterable<Element> exportedElements = namespace.definedNames.values; |
- library.entryPoint = exportedElements.firstWhere( |
- (element) => element is FunctionElement && element.isEntryPoint, |
- orElse: () => null); |
- } |
- // |
- // Record outputs. |
- // |
- outputs[LIBRARY_ELEMENT4] = library; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given library [libSource]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- LIBRARY_INPUT: LIBRARY_ELEMENT3.of(source), |
- 'exportsLibraryPublicNamespace': |
- EXPORT_SOURCE_CLOSURE.of(source).toMapOf(LIBRARY_ELEMENT3) |
- }; |
- } |
- |
- /** |
- * Create a [BuildExportNamespaceTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static BuildExportNamespaceTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildExportNamespaceTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds a library element for a Dart library. |
- */ |
-class BuildLibraryElementTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input whose value is the defining [RESOLVED_UNIT1]. |
- */ |
- static const String DEFINING_UNIT_INPUT = 'DEFINING_UNIT_INPUT'; |
- |
- /** |
- * The name of the input whose value is a list of built [RESOLVED_UNIT1]s |
- * of the parts sourced by a library. |
- */ |
- static const String PARTS_UNIT_INPUT = 'PARTS_UNIT_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildLibraryElementTask', createTask, buildInputs, <ResultDescriptor>[ |
- BUILD_LIBRARY_ERRORS, |
- LIBRARY_ELEMENT1, |
- IS_LAUNCHABLE |
- ]); |
- |
- /** |
- * The constant used as an unknown common library name in parts. |
- */ |
- static const String _UNKNOWN_LIBRARY_NAME = 'unknown-library-name'; |
- |
- /** |
- * Initialize a newly created task to build a library element for the given |
- * [target] in the given [context]. |
- */ |
- BuildLibraryElementTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- List<AnalysisError> errors = <AnalysisError>[]; |
- // |
- // Prepare inputs. |
- // |
- Source librarySource = getRequiredSource(); |
- CompilationUnit definingCompilationUnit = |
- getRequiredInput(DEFINING_UNIT_INPUT); |
- List<CompilationUnit> partUnits = getRequiredInput(PARTS_UNIT_INPUT); |
- // |
- // Process inputs. |
- // |
- CompilationUnitElementImpl definingCompilationUnitElement = |
- definingCompilationUnit.element; |
- Map<Source, CompilationUnit> partUnitMap = |
- new HashMap<Source, CompilationUnit>(); |
- for (CompilationUnit partUnit in partUnits) { |
- Source partSource = partUnit.element.source; |
- partUnitMap[partSource] = partUnit; |
- } |
- // |
- // Update "part" directives. |
- // |
- LibraryIdentifier libraryNameNode = null; |
- String partsLibraryName = _UNKNOWN_LIBRARY_NAME; |
- bool hasPartDirective = false; |
- FunctionElement entryPoint = |
- _findEntryPoint(definingCompilationUnitElement); |
- List<Directive> directivesToResolve = <Directive>[]; |
- List<CompilationUnitElementImpl> sourcedCompilationUnits = |
- <CompilationUnitElementImpl>[]; |
- for (Directive directive in definingCompilationUnit.directives) { |
- if (directive is LibraryDirective) { |
- if (libraryNameNode == null) { |
- libraryNameNode = directive.name; |
- directivesToResolve.add(directive); |
- } |
- } else if (directive is PartDirective) { |
- PartDirective partDirective = directive; |
- StringLiteral partUri = partDirective.uri; |
- Source partSource = partDirective.source; |
- hasPartDirective = true; |
- CompilationUnit partUnit = partUnitMap[partSource]; |
- if (partUnit != null) { |
- CompilationUnitElementImpl partElement = partUnit.element; |
- partElement.uriOffset = partUri.offset; |
- partElement.uriEnd = partUri.end; |
- partElement.uri = partDirective.uriContent; |
- // |
- // Validate that the part contains a part-of directive with the same |
- // name as the library. |
- // |
- if (context.exists(partSource)) { |
- String partLibraryName = |
- _getPartLibraryName(partSource, partUnit, directivesToResolve); |
- if (partLibraryName == null) { |
- errors.add(new AnalysisError(librarySource, partUri.offset, |
- partUri.length, CompileTimeErrorCode.PART_OF_NON_PART, |
- [partUri.toSource()])); |
- } else if (libraryNameNode == null) { |
- if (partsLibraryName == _UNKNOWN_LIBRARY_NAME) { |
- partsLibraryName = partLibraryName; |
- } else if (partsLibraryName != partLibraryName) { |
- partsLibraryName = null; |
- } |
- } else if (libraryNameNode.name != partLibraryName) { |
- errors.add(new AnalysisError(librarySource, partUri.offset, |
- partUri.length, StaticWarningCode.PART_OF_DIFFERENT_LIBRARY, [ |
- libraryNameNode.name, |
- partLibraryName |
- ])); |
- } |
- } |
- if (entryPoint == null) { |
- entryPoint = _findEntryPoint(partElement); |
- } |
- directive.element = partElement; |
- sourcedCompilationUnits.add(partElement); |
- } |
- } |
- } |
- if (hasPartDirective && libraryNameNode == null) { |
- AnalysisError error; |
- if (partsLibraryName != _UNKNOWN_LIBRARY_NAME && |
- partsLibraryName != null) { |
- error = new AnalysisErrorWithProperties(librarySource, 0, 0, |
- ResolverErrorCode.MISSING_LIBRARY_DIRECTIVE_WITH_PART) |
- ..setProperty(ErrorProperty.PARTS_LIBRARY_NAME, partsLibraryName); |
- } else { |
- error = new AnalysisError(librarySource, 0, 0, |
- ResolverErrorCode.MISSING_LIBRARY_DIRECTIVE_WITH_PART); |
- } |
- errors.add(error); |
- } |
- // |
- // Create and populate the library element. |
- // |
- AnalysisContext owningContext = context; |
- if (context is InternalAnalysisContext) { |
- InternalAnalysisContext internalContext = context; |
- owningContext = internalContext.getContextFor(librarySource); |
- } |
- LibraryElementImpl libraryElement = |
- new LibraryElementImpl.forNode(owningContext, libraryNameNode); |
- libraryElement.definingCompilationUnit = definingCompilationUnitElement; |
- libraryElement.entryPoint = entryPoint; |
- libraryElement.parts = sourcedCompilationUnits; |
- for (Directive directive in directivesToResolve) { |
- directive.element = libraryElement; |
- } |
- if (sourcedCompilationUnits.isNotEmpty) { |
- _patchTopLevelAccessors(libraryElement); |
- } |
- // |
- // Record outputs. |
- // |
- outputs[BUILD_LIBRARY_ERRORS] = errors; |
- outputs[LIBRARY_ELEMENT1] = libraryElement; |
- outputs[IS_LAUNCHABLE] = entryPoint != null; |
- } |
- |
- /** |
- * Add all of the non-synthetic [getters] and [setters] defined in the given |
- * [unit] that have no corresponding accessor to one of the given collections. |
- */ |
- void _collectAccessors(Map<String, PropertyAccessorElement> getters, |
- List<PropertyAccessorElement> setters, CompilationUnitElement unit) { |
- for (PropertyAccessorElement accessor in unit.accessors) { |
- if (accessor.isGetter) { |
- if (!accessor.isSynthetic && accessor.correspondingSetter == null) { |
- getters[accessor.displayName] = accessor; |
- } |
- } else { |
- if (!accessor.isSynthetic && accessor.correspondingGetter == null) { |
- setters.add(accessor); |
- } |
- } |
- } |
- } |
- |
- /** |
- * Return the top-level [FunctionElement] entry point, or `null` if the given |
- * [element] does not define an entry point. |
- */ |
- FunctionElement _findEntryPoint(CompilationUnitElementImpl element) { |
- for (FunctionElement function in element.functions) { |
- if (function.isEntryPoint) { |
- return function; |
- } |
- } |
- return null; |
- } |
- |
- /** |
- * Return the name of the library that the given part is declared to be a |
- * part of, or `null` if the part does not contain a part-of directive. |
- */ |
- String _getPartLibraryName(Source partSource, CompilationUnit partUnit, |
- List<Directive> directivesToResolve) { |
- for (Directive directive in partUnit.directives) { |
- if (directive is PartOfDirective) { |
- directivesToResolve.add(directive); |
- LibraryIdentifier libraryName = directive.libraryName; |
- if (libraryName != null) { |
- return libraryName.name; |
- } |
- } |
- } |
- return null; |
- } |
- |
- /** |
- * Look through all of the compilation units defined for the given [library], |
- * looking for getters and setters that are defined in different compilation |
- * units but that have the same names. If any are found, make sure that they |
- * have the same variable element. |
- */ |
- void _patchTopLevelAccessors(LibraryElementImpl library) { |
- HashMap<String, PropertyAccessorElement> getters = |
- new HashMap<String, PropertyAccessorElement>(); |
- List<PropertyAccessorElement> setters = <PropertyAccessorElement>[]; |
- _collectAccessors(getters, setters, library.definingCompilationUnit); |
- for (CompilationUnitElement unit in library.parts) { |
- _collectAccessors(getters, setters, unit); |
- } |
- for (PropertyAccessorElement setter in setters) { |
- PropertyAccessorElement getter = getters[setter.displayName]; |
- if (getter != null) { |
- TopLevelVariableElementImpl variable = getter.variable; |
- TopLevelVariableElementImpl setterVariable = setter.variable; |
- CompilationUnitElementImpl setterUnit = setterVariable.enclosingElement; |
- setterUnit.replaceTopLevelVariable(setterVariable, variable); |
- variable.setter = setter; |
- (setter as PropertyAccessorElementImpl).variable = variable; |
- } |
- } |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the given |
- * [libSource]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- DEFINING_UNIT_INPUT: |
- RESOLVED_UNIT1.of(new LibrarySpecificUnit(source, source)), |
- PARTS_UNIT_INPUT: INCLUDED_PARTS.of(source).toList((Source unit) { |
- return RESOLVED_UNIT1.of(new LibrarySpecificUnit(source, unit)); |
- }) |
- }; |
- } |
- |
- /** |
- * Create a [BuildLibraryElementTask] based on the given [target] in the |
- * given [context]. |
- */ |
- static BuildLibraryElementTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildLibraryElementTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [PUBLIC_NAMESPACE] for a library. |
- */ |
-class BuildPublicNamespaceTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input for [LIBRARY_ELEMENT2] of a library. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildPublicNamespaceTask', createTask, buildInputs, |
- <ResultDescriptor>[LIBRARY_ELEMENT3]); |
- |
- BuildPublicNamespaceTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- LibraryElementImpl library = getRequiredInput(LIBRARY_INPUT); |
- library.publicNamespace = new PublicNamespaceBuilder().build(library); |
- outputs[LIBRARY_ELEMENT3] = library; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given library [libSource]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{LIBRARY_INPUT: LIBRARY_ELEMENT2.of(source)}; |
- } |
- |
- /** |
- * Create a [BuildPublicNamespaceTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static BuildPublicNamespaceTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildPublicNamespaceTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [EXPORT_SOURCE_CLOSURE] of a library. |
- */ |
-class BuildSourceExportClosureTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the export closure. |
- */ |
- static const String EXPORT_INPUT = 'EXPORT_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildSourceExportClosureTask', createTask, buildInputs, |
- <ResultDescriptor>[EXPORT_SOURCE_CLOSURE]); |
- |
- BuildSourceExportClosureTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- List<Source> exportClosure = getRequiredInput(EXPORT_INPUT); |
- // |
- // Record output. |
- // |
- outputs[EXPORT_SOURCE_CLOSURE] = exportClosure; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given library [libSource]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- EXPORT_INPUT: new _ExportSourceClosureTaskInput(source, LIBRARY_ELEMENT2) |
- }; |
- } |
- |
- /** |
- * Create a [BuildSourceExportClosureTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static BuildSourceExportClosureTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildSourceExportClosureTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [IMPORT_EXPORT_SOURCE_CLOSURE] of a library, and also |
- * sets [IS_CLIENT]. |
- */ |
-class BuildSourceImportExportClosureTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the import/export closure. |
- */ |
- static const String IMPORT_EXPORT_INPUT = 'IMPORT_EXPORT_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildSourceImportExportClosureTask', createTask, buildInputs, |
- <ResultDescriptor>[IMPORT_EXPORT_SOURCE_CLOSURE, IS_CLIENT]); |
- |
- BuildSourceImportExportClosureTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- List<Source> importExportClosure = getRequiredInput(IMPORT_EXPORT_INPUT); |
- Source htmlSource = context.sourceFactory.forUri(DartSdk.DART_HTML); |
- // |
- // Record outputs. |
- // |
- outputs[IMPORT_EXPORT_SOURCE_CLOSURE] = importExportClosure; |
- outputs[IS_CLIENT] = importExportClosure.contains(htmlSource); |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given library [libSource]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- IMPORT_EXPORT_INPUT: |
- new _ImportExportSourceClosureTaskInput(source, LIBRARY_ELEMENT2) |
- }; |
- } |
- |
- /** |
- * Create a [BuildSourceImportExportClosureTask] based on the given [target] |
- * in the given [context]. |
- */ |
- static BuildSourceImportExportClosureTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildSourceImportExportClosureTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [TYPE_PROVIDER] for a context. |
- */ |
-class BuildTypeProviderTask extends SourceBasedAnalysisTask { |
- /** |
- * The [PUBLIC_NAMESPACE] input of the `dart:core` library. |
- */ |
- static const String CORE_INPUT = 'CORE_INPUT'; |
- |
- /** |
- * The [PUBLIC_NAMESPACE] input of the `dart:async` library. |
- */ |
- static const String ASYNC_INPUT = 'ASYNC_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'BuildTypeProviderTask', createTask, buildInputs, |
- <ResultDescriptor>[TYPE_PROVIDER]); |
- |
- BuildTypeProviderTask( |
- InternalAnalysisContext context, AnalysisContextTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- LibraryElement coreLibrary = getRequiredInput(CORE_INPUT); |
- LibraryElement asyncLibrary = getRequiredInput(ASYNC_INPUT); |
- Namespace coreNamespace = coreLibrary.publicNamespace; |
- Namespace asyncNamespace = asyncLibrary.publicNamespace; |
- // |
- // Record outputs. |
- // |
- TypeProvider typeProvider = |
- new TypeProviderImpl.forNamespaces(coreNamespace, asyncNamespace); |
- (context as InternalAnalysisContext).typeProvider = typeProvider; |
- outputs[TYPE_PROVIDER] = typeProvider; |
- } |
- |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- AnalysisContextTarget contextTarget = target; |
- SourceFactory sourceFactory = contextTarget.context.sourceFactory; |
- Source coreSource = sourceFactory.forUri(DartSdk.DART_CORE); |
- Source asyncSource = sourceFactory.forUri(DartSdk.DART_ASYNC); |
- return <String, TaskInput>{ |
- CORE_INPUT: LIBRARY_ELEMENT3.of(coreSource), |
- ASYNC_INPUT: LIBRARY_ELEMENT3.of(asyncSource) |
- }; |
- } |
- |
- /** |
- * Create a [BuildTypeProviderTask] based on the given [context]. |
- */ |
- static BuildTypeProviderTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new BuildTypeProviderTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that computes [CONSTANT_DEPENDENCIES] for a constant. |
- */ |
-class ComputeConstantDependenciesTask extends ConstantEvaluationAnalysisTask { |
- /** |
- * The name of the [RESOLVED_UNIT5] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ComputeConstantDependenciesTask', createTask, buildInputs, |
- <ResultDescriptor>[CONSTANT_DEPENDENCIES]); |
- |
- ComputeConstantDependenciesTask( |
- InternalAnalysisContext context, ConstantEvaluationTarget constant) |
- : super(context, constant); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- // Note: UNIT_INPUT is not needed. It is merely a bookkeeping dependency |
- // to ensure that resolution has occurred before we attempt to determine |
- // constant dependencies. |
- // |
- ConstantEvaluationTarget constant = target; |
- AnalysisContext context = constant.context; |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- // |
- // Compute dependencies. |
- // |
- List<ConstantEvaluationTarget> dependencies = <ConstantEvaluationTarget>[]; |
- new ConstantEvaluationEngine(typeProvider, context.declaredVariables) |
- .computeDependencies(constant, dependencies.add); |
- // |
- // Record outputs. |
- // |
- outputs[CONSTANT_DEPENDENCIES] = dependencies; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- if (target is Element) { |
- CompilationUnitElementImpl unit = target |
- .getAncestor((Element element) => element is CompilationUnitElement); |
- return <String, TaskInput>{ |
- UNIT_INPUT: RESOLVED_UNIT5 |
- .of(new LibrarySpecificUnit(unit.librarySource, target.source)), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } else if (target is ConstantEvaluationTarget_Annotation) { |
- return <String, TaskInput>{ |
- UNIT_INPUT: RESOLVED_UNIT5 |
- .of(new LibrarySpecificUnit(target.librarySource, target.source)), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- throw new AnalysisException( |
- 'Cannot build inputs for a ${target.runtimeType}'); |
- } |
- |
- /** |
- * Create a [ResolveUnitReferencesTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static ComputeConstantDependenciesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ComputeConstantDependenciesTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that computes the value of a constant ([CONSTANT_VALUE]) and |
- * stores it in the element model. |
- */ |
-class ComputeConstantValueTask extends ConstantEvaluationAnalysisTask { |
- /** |
- * The name of the input which ensures that dependent constants are evaluated |
- * before the target. |
- */ |
- static const String DEPENDENCIES_INPUT = 'DEPENDENCIES_INPUT'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ComputeConstantValueTask', createTask, buildInputs, |
- <ResultDescriptor>[CONSTANT_VALUE]); |
- |
- ComputeConstantValueTask( |
- InternalAnalysisContext context, ConstantEvaluationTarget constant) |
- : super(context, constant); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- bool get handlesDependencyCycles => true; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- // Note: DEPENDENCIES_INPUT is not needed. It is merely a bookkeeping |
- // dependency to ensure that the constants that this constant depends on |
- // are computed first. |
- ConstantEvaluationTarget constant = target; |
- AnalysisContext context = constant.context; |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- // |
- // Compute the value of the constant, or report an error if there was a |
- // cycle. |
- // |
- ConstantEvaluationEngine constantEvaluationEngine = |
- new ConstantEvaluationEngine(typeProvider, context.declaredVariables); |
- if (dependencyCycle == null) { |
- constantEvaluationEngine.computeConstantValue(constant); |
- } else { |
- List<ConstantEvaluationTarget> constantsInCycle = |
- <ConstantEvaluationTarget>[]; |
- for (WorkItem workItem in dependencyCycle) { |
- if (workItem.descriptor == DESCRIPTOR) { |
- constantsInCycle.add(workItem.target); |
- } |
- } |
- assert(constantsInCycle.isNotEmpty); |
- constantEvaluationEngine.generateCycleError(constantsInCycle, constant); |
- } |
- // |
- // Record outputs. |
- // |
- outputs[CONSTANT_VALUE] = constant; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the given |
- * [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- ConstantEvaluationTarget evaluationTarget = target; |
- return <String, TaskInput>{ |
- DEPENDENCIES_INPUT: |
- CONSTANT_DEPENDENCIES.of(evaluationTarget).toListOf(CONSTANT_VALUE), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- |
- /** |
- * Create a [ComputeConstantValueTask] based on the given [target] in the |
- * given [context]. |
- */ |
- static ComputeConstantValueTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ComputeConstantValueTask(context, target); |
- } |
-} |
- |
-/** |
- * A base class for analysis tasks whose target is expected to be a |
- * [ConstantEvaluationTarget]. |
- */ |
-abstract class ConstantEvaluationAnalysisTask extends AnalysisTask { |
- /** |
- * Initialize a newly created task to perform analysis within the given |
- * [context] in order to produce results for the given [constant]. |
- */ |
- ConstantEvaluationAnalysisTask( |
- AnalysisContext context, ConstantEvaluationTarget constant) |
- : super(context, constant); |
- |
- @override |
- String get description { |
- Source source = target.source; |
- String sourceName = source == null ? '<unknown source>' : source.fullName; |
- return '${descriptor.name} for element $target in source $sourceName'; |
- } |
-} |
- |
-/** |
- * Interface for [AnalysisTarget]s for which constant evaluation can be |
- * performed. |
- */ |
-abstract class ConstantEvaluationTarget extends AnalysisTarget { |
- /** |
- * Return the [AnalysisContext] which should be used to evaluate this |
- * constant. |
- */ |
- AnalysisContext get context; |
-} |
- |
-/** |
- * A task that computes a list of the libraries containing the target source. |
- */ |
-class ContainingLibrariesTask extends SourceBasedAnalysisTask { |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ContainingLibrariesTask', createTask, buildInputs, |
- <ResultDescriptor>[CONTAINING_LIBRARIES]); |
- |
- ContainingLibrariesTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // TODO(brianwilkerson) This value can change as new libraries are analyzed |
- // so we need some way of making sure that this result is removed from the |
- // cache appropriately. |
- Source source = getRequiredSource(); |
- outputs[CONTAINING_LIBRARIES] = context.getLibrariesContaining(source); |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- return <String, TaskInput>{}; |
- } |
- |
- /** |
- * Create a [ContainingLibrariesTask] based on the given [target] in the given |
- * [context]. |
- */ |
- static ContainingLibrariesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ContainingLibrariesTask(context, target); |
- } |
-} |
- |
-/** |
- * The description for a change in a Dart source. |
- */ |
-class DartDelta extends Delta { |
- bool hasDirectiveChange = false; |
- |
- final Set<String> addedNames = new Set<String>(); |
- final Set<String> changedNames = new Set<String>(); |
- final Set<String> removedNames = new Set<String>(); |
- |
- final Set<Source> invalidatedSources = new Set<Source>(); |
- |
- DartDelta(Source source) : super(source) { |
- invalidatedSources.add(source); |
- } |
- |
- void elementAdded(Element element) { |
- addedNames.add(element.name); |
- } |
- |
- void elementChanged(Element element) { |
- changedNames.add(element.name); |
- } |
- |
- void elementRemoved(Element element) { |
- removedNames.add(element.name); |
- } |
- |
- bool isNameAffected(String name) { |
- return addedNames.contains(name) || |
- changedNames.contains(name) || |
- removedNames.contains(name); |
- } |
- |
- bool nameChanged(String name) { |
- return changedNames.add(name); |
- } |
- |
- @override |
- DeltaResult validate(InternalAnalysisContext context, AnalysisTarget target, |
- ResultDescriptor descriptor) { |
- if (hasDirectiveChange) { |
- return DeltaResult.INVALIDATE; |
- } |
- // Prepare target source. |
- Source targetSource = null; |
- if (target is Source) { |
- targetSource = target; |
- } |
- if (target is LibrarySpecificUnit) { |
- targetSource = target.library; |
- } |
- if (target is Element) { |
- targetSource = target.source; |
- } |
- // Keep results that are updated incrementally. |
- // If we want to analyze only some references to the source being changed, |
- // we need to keep the same instances of CompilationUnitElement and |
- // LibraryElement. |
- if (targetSource == source) { |
- if (ParseDartTask.DESCRIPTOR.results.contains(descriptor)) { |
- return DeltaResult.KEEP_CONTINUE; |
- } |
- if (BuildCompilationUnitElementTask.DESCRIPTOR.results |
- .contains(descriptor)) { |
- return DeltaResult.KEEP_CONTINUE; |
- } |
- if (BuildLibraryElementTask.DESCRIPTOR.results.contains(descriptor)) { |
- return DeltaResult.KEEP_CONTINUE; |
- } |
- return DeltaResult.INVALIDATE; |
- } |
- // Use the target library dependency information to decide whether |
- // the delta affects the library. |
- if (targetSource != null) { |
- List<Source> librarySources = |
- context.getLibrariesContaining(targetSource); |
- for (Source librarySource in librarySources) { |
- AnalysisCache cache = context.analysisCache; |
- ReferencedNames referencedNames = |
- cache.getValue(librarySource, REFERENCED_NAMES); |
- if (referencedNames == null) { |
- return DeltaResult.INVALIDATE; |
- } |
- referencedNames.addChangedElements(this); |
- if (referencedNames.isAffectedBy(this)) { |
- return DeltaResult.INVALIDATE; |
- } |
- } |
- return DeltaResult.STOP; |
- } |
- // We don't know what to do with the given target, invalidate it. |
- return DeltaResult.INVALIDATE; |
- } |
-} |
- |
-/** |
- * A task that merges all of the errors for a single source into a single list |
- * of errors. |
- */ |
-class DartErrorsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [BUILD_DIRECTIVES_ERRORS] input. |
- */ |
- static const String BUILD_DIRECTIVES_ERRORS_INPUT = 'BUILD_DIRECTIVES_ERRORS'; |
- |
- /** |
- * The name of the [BUILD_LIBRARY_ERRORS] input. |
- */ |
- static const String BUILD_LIBRARY_ERRORS_INPUT = 'BUILD_LIBRARY_ERRORS'; |
- |
- /** |
- * The name of the [LIBRARY_UNIT_ERRORS] input. |
- */ |
- static const String LIBRARY_UNIT_ERRORS_INPUT = 'LIBRARY_UNIT_ERRORS'; |
- |
- /** |
- * The name of the [PARSE_ERRORS] input. |
- */ |
- static const String PARSE_ERRORS_INPUT = 'PARSE_ERRORS'; |
- |
- /** |
- * The name of the [SCAN_ERRORS] input. |
- */ |
- static const String SCAN_ERRORS_INPUT = 'SCAN_ERRORS'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor('DartErrorsTask', |
- createTask, buildInputs, <ResultDescriptor>[DART_ERRORS]); |
- |
- DartErrorsTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- List<List<AnalysisError>> errorLists = <List<AnalysisError>>[]; |
- errorLists.add(getRequiredInput(BUILD_DIRECTIVES_ERRORS_INPUT)); |
- errorLists.add(getRequiredInput(BUILD_LIBRARY_ERRORS_INPUT)); |
- errorLists.add(getRequiredInput(PARSE_ERRORS_INPUT)); |
- errorLists.add(getRequiredInput(SCAN_ERRORS_INPUT)); |
- Map<Source, List<AnalysisError>> unitErrors = |
- getRequiredInput(LIBRARY_UNIT_ERRORS_INPUT); |
- for (List<AnalysisError> errors in unitErrors.values) { |
- errorLists.add(errors); |
- } |
- // |
- // Record outputs. |
- // |
- outputs[DART_ERRORS] = AnalysisError.mergeLists(errorLists); |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- BUILD_DIRECTIVES_ERRORS_INPUT: BUILD_DIRECTIVES_ERRORS.of(source), |
- BUILD_LIBRARY_ERRORS_INPUT: BUILD_LIBRARY_ERRORS.of(source), |
- PARSE_ERRORS_INPUT: PARSE_ERRORS.of(source), |
- SCAN_ERRORS_INPUT: SCAN_ERRORS.of(source), |
- LIBRARY_UNIT_ERRORS_INPUT: CONTAINING_LIBRARIES |
- .of(source) |
- .toMap((Source library) { |
- LibrarySpecificUnit unit = new LibrarySpecificUnit(library, source); |
- return LIBRARY_UNIT_ERRORS.of(unit); |
- }) |
- }; |
- } |
- |
- /** |
- * Create a [DartErrorsTask] based on the given [target] in the given |
- * [context]. |
- */ |
- static DartErrorsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new DartErrorsTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [RESOLVED_UNIT] for a unit. |
- */ |
-class EvaluateUnitConstantsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [RESOLVED_UNIT5] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The name of the [CONSTANT_VALUE] input. |
- */ |
- static const String CONSTANT_VALUES = 'CONSTANT_VALUES'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'EvaluateUnitConstantsTask', createTask, buildInputs, |
- <ResultDescriptor>[RESOLVED_UNIT]); |
- |
- EvaluateUnitConstantsTask(AnalysisContext context, LibrarySpecificUnit target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // No actual work needs to be performed; the task manager will ensure that |
- // all constants are evaluated before this method is called. |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- outputs[RESOLVED_UNIT] = unit; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- 'libraryElement': LIBRARY_ELEMENT.of(unit.library), |
- UNIT_INPUT: RESOLVED_UNIT5.of(unit), |
- CONSTANT_VALUES: |
- COMPILATION_UNIT_CONSTANTS.of(unit).toListOf(CONSTANT_VALUE) |
- }; |
- } |
- |
- /** |
- * Create an [EvaluateUnitConstantsTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static EvaluateUnitConstantsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new EvaluateUnitConstantsTask(context, target); |
- } |
-} |
- |
-/** |
- * The helper for building the export [Namespace] of a [LibraryElement]. |
- */ |
-class ExportNamespaceBuilder { |
- /** |
- * Build the export [Namespace] of the given [LibraryElement]. |
- */ |
- Namespace build(LibraryElement library) { |
- return new Namespace( |
- _createExportMapping(library, new HashSet<LibraryElement>())); |
- } |
- |
- /** |
- * Create a mapping table representing the export namespace of the given |
- * [library]. |
- * |
- * The given [visitedElements] a set of libraries that do not need to be |
- * visited when processing the export directives of the given library because |
- * all of the names defined by them will be added by another library. |
- */ |
- HashMap<String, Element> _createExportMapping( |
- LibraryElement library, HashSet<LibraryElement> visitedElements) { |
- visitedElements.add(library); |
- try { |
- HashMap<String, Element> definedNames = new HashMap<String, Element>(); |
- // Add names of the export directives. |
- for (ExportElement element in library.exports) { |
- LibraryElement exportedLibrary = element.exportedLibrary; |
- if (exportedLibrary != null && |
- !visitedElements.contains(exportedLibrary)) { |
- // |
- // The exported library will be null if the URI does not reference a |
- // valid library. |
- // |
- HashMap<String, Element> exportedNames = |
- _createExportMapping(exportedLibrary, visitedElements); |
- exportedNames = _applyCombinators(exportedNames, element.combinators); |
- definedNames.addAll(exportedNames); |
- } |
- } |
- // Add names of the public namespace. |
- { |
- Namespace publicNamespace = library.publicNamespace; |
- if (publicNamespace != null) { |
- definedNames.addAll(publicNamespace.definedNames); |
- } |
- } |
- return definedNames; |
- } finally { |
- visitedElements.remove(library); |
- } |
- } |
- |
- /** |
- * Apply the given [combinators] to all of the names in [definedNames]. |
- */ |
- static HashMap<String, Element> _applyCombinators( |
- HashMap<String, Element> definedNames, |
- List<NamespaceCombinator> combinators) { |
- for (NamespaceCombinator combinator in combinators) { |
- if (combinator is HideElementCombinator) { |
- _hide(definedNames, combinator.hiddenNames); |
- } else if (combinator is ShowElementCombinator) { |
- definedNames = _show(definedNames, combinator.shownNames); |
- } |
- } |
- return definedNames; |
- } |
- |
- /** |
- * Hide all of the [hiddenNames] by removing them from the given |
- * [definedNames]. |
- */ |
- static void _hide( |
- HashMap<String, Element> definedNames, List<String> hiddenNames) { |
- for (String name in hiddenNames) { |
- definedNames.remove(name); |
- definedNames.remove('$name='); |
- } |
- } |
- |
- /** |
- * Show only the given [shownNames] by removing all other names from the given |
- * [definedNames]. |
- */ |
- static HashMap<String, Element> _show( |
- HashMap<String, Element> definedNames, List<String> shownNames) { |
- HashMap<String, Element> newNames = new HashMap<String, Element>(); |
- for (String name in shownNames) { |
- Element element = definedNames[name]; |
- if (element != null) { |
- newNames[name] = element; |
- } |
- String setterName = '$name='; |
- element = definedNames[setterName]; |
- if (element != null) { |
- newNames[setterName] = element; |
- } |
- } |
- return newNames; |
- } |
-} |
- |
-/** |
- * A task that builds [USED_IMPORTED_ELEMENTS] for a unit. |
- */ |
-class GatherUsedImportedElementsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [RESOLVED_UNIT5] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'GatherUsedImportedElementsTask', createTask, buildInputs, |
- <ResultDescriptor>[USED_IMPORTED_ELEMENTS]); |
- |
- GatherUsedImportedElementsTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- LibraryElement libraryElement = unitElement.library; |
- // |
- // Prepare used imported elements. |
- // |
- GatherUsedImportedElementsVisitor visitor = |
- new GatherUsedImportedElementsVisitor(libraryElement); |
- unit.accept(visitor); |
- // |
- // Record outputs. |
- // |
- outputs[USED_IMPORTED_ELEMENTS] = visitor.usedElements; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{UNIT_INPUT: RESOLVED_UNIT5.of(unit)}; |
- } |
- |
- /** |
- * Create a [GatherUsedImportedElementsTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static GatherUsedImportedElementsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new GatherUsedImportedElementsTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [USED_LOCAL_ELEMENTS] for a unit. |
- */ |
-class GatherUsedLocalElementsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [RESOLVED_UNIT5] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'GatherUsedLocalElementsTask', createTask, buildInputs, |
- <ResultDescriptor>[USED_LOCAL_ELEMENTS]); |
- |
- GatherUsedLocalElementsTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- LibraryElement libraryElement = unitElement.library; |
- // |
- // Prepare used local elements. |
- // |
- GatherUsedLocalElementsVisitor visitor = |
- new GatherUsedLocalElementsVisitor(libraryElement); |
- unit.accept(visitor); |
- // |
- // Record outputs. |
- // |
- outputs[USED_LOCAL_ELEMENTS] = visitor.usedElements; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{UNIT_INPUT: RESOLVED_UNIT5.of(unit)}; |
- } |
- |
- /** |
- * Create a [GatherUsedLocalElementsTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static GatherUsedLocalElementsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new GatherUsedLocalElementsTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that generates [HINTS] for a unit. |
- */ |
-class GenerateHintsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [RESOLVED_UNIT5] input. |
- */ |
- static const String RESOLVED_UNIT_INPUT = 'RESOLVED_UNIT'; |
- |
- /** |
- * The name of a list of [USED_LOCAL_ELEMENTS] for each library unit input. |
- */ |
- static const String USED_LOCAL_ELEMENTS_INPUT = 'USED_LOCAL_ELEMENTS'; |
- |
- /** |
- * The name of a list of [USED_IMPORTED_ELEMENTS] for each library unit input. |
- */ |
- static const String USED_IMPORTED_ELEMENTS_INPUT = 'USED_IMPORTED_ELEMENTS'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'GenerateHintsTask', createTask, buildInputs, <ResultDescriptor>[HINTS]); |
- |
- GenerateHintsTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- AnalysisOptions analysisOptions = context.analysisOptions; |
- if (!analysisOptions.hint) { |
- outputs[HINTS] = AnalysisError.NO_ERRORS; |
- return; |
- } |
- // |
- // Prepare collectors. |
- // |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- Source source = getRequiredSource(); |
- ErrorReporter errorReporter = new ErrorReporter(errorListener, source); |
- // |
- // Prepare inputs. |
- // |
- CompilationUnit unit = getRequiredInput(RESOLVED_UNIT_INPUT); |
- List<UsedImportedElements> usedImportedElementsList = |
- getRequiredInput(USED_IMPORTED_ELEMENTS_INPUT); |
- List<UsedLocalElements> usedLocalElementsList = |
- getRequiredInput(USED_LOCAL_ELEMENTS_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- LibraryElement libraryElement = unitElement.library; |
- // |
- // Generate errors. |
- // |
- unit.accept(new DeadCodeVerifier(errorReporter)); |
- // Verify imports. |
- { |
- ImportsVerifier verifier = new ImportsVerifier(); |
- verifier.addImports(unit); |
- usedImportedElementsList.forEach(verifier.removeUsedElements); |
- verifier.generateDuplicateImportHints(errorReporter); |
- verifier.generateUnusedImportHints(errorReporter); |
- } |
- // Unused local elements. |
- { |
- UsedLocalElements usedElements = |
- new UsedLocalElements.merge(usedLocalElementsList); |
- UnusedLocalElementsVerifier visitor = |
- new UnusedLocalElementsVerifier(errorListener, usedElements); |
- unitElement.accept(visitor); |
- } |
- // Dart2js analysis. |
- if (analysisOptions.dart2jsHint) { |
- unit.accept(new Dart2JSVerifier(errorReporter)); |
- } |
- // Dart best practices. |
- InheritanceManager inheritanceManager = |
- new InheritanceManager(libraryElement); |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- unit.accept(new BestPracticesVerifier(errorReporter, typeProvider)); |
- unit.accept(new OverrideVerifier(errorReporter, inheritanceManager)); |
- // Find to-do comments. |
- new ToDoFinder(errorReporter).findIn(unit); |
- // |
- // Record outputs. |
- // |
- outputs[HINTS] = errorListener.errors; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- Source libSource = unit.library; |
- return <String, TaskInput>{ |
- RESOLVED_UNIT_INPUT: RESOLVED_UNIT.of(unit), |
- USED_LOCAL_ELEMENTS_INPUT: UNITS.of(libSource).toList((unit) { |
- LibrarySpecificUnit target = new LibrarySpecificUnit(libSource, unit); |
- return USED_LOCAL_ELEMENTS.of(target); |
- }), |
- USED_IMPORTED_ELEMENTS_INPUT: UNITS.of(libSource).toList((unit) { |
- LibrarySpecificUnit target = new LibrarySpecificUnit(libSource, unit); |
- return USED_IMPORTED_ELEMENTS.of(target); |
- }), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- |
- /** |
- * Create a [GenerateHintsTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static GenerateHintsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new GenerateHintsTask(context, target); |
- } |
-} |
- |
-/** |
- * A task computes all of the errors of all of the units for a single |
- * library source and sets the [LIBRARY_ERRORS_READY] flag. |
- */ |
-class LibraryErrorsReadyTask extends SourceBasedAnalysisTask { |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'LibraryErrorsReadyTask', createTask, buildInputs, |
- <ResultDescriptor>[LIBRARY_ERRORS_READY]); |
- |
- LibraryErrorsReadyTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- outputs[LIBRARY_ERRORS_READY] = true; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [library]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- 'allErrors': UNITS.of(source).toListOf(DART_ERRORS) |
- }; |
- } |
- |
- /** |
- * Create a [LibraryErrorsReadyTask] based on the given [target] in the given |
- * [context]. |
- */ |
- static LibraryErrorsReadyTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new LibraryErrorsReadyTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that merges all of the errors for a single source into a single list |
- * of errors. |
- */ |
-class LibraryUnitErrorsTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [HINTS] input. |
- */ |
- static const String HINTS_INPUT = 'HINTS'; |
- |
- /** |
- * The name of the [RESOLVE_REFERENCES_ERRORS] input. |
- */ |
- static const String RESOLVE_REFERENCES_ERRORS_INPUT = |
- 'RESOLVE_REFERENCES_ERRORS'; |
- |
- /** |
- * The name of the [RESOLVE_TYPE_NAMES_ERRORS] input. |
- */ |
- static const String RESOLVE_TYPE_NAMES_ERRORS_INPUT = |
- 'RESOLVE_TYPE_NAMES_ERRORS'; |
- |
- /** |
- * The name of the [VARIABLE_REFERENCE_ERRORS] input. |
- */ |
- static const String VARIABLE_REFERENCE_ERRORS_INPUT = |
- 'VARIABLE_REFERENCE_ERRORS'; |
- |
- /** |
- * The name of the [VERIFY_ERRORS] input. |
- */ |
- static const String VERIFY_ERRORS_INPUT = 'VERIFY_ERRORS'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'LibraryUnitErrorsTask', createTask, buildInputs, |
- <ResultDescriptor>[LIBRARY_UNIT_ERRORS]); |
- |
- LibraryUnitErrorsTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- List<List<AnalysisError>> errorLists = <List<AnalysisError>>[]; |
- errorLists.add(getRequiredInput(HINTS_INPUT)); |
- errorLists.add(getRequiredInput(RESOLVE_REFERENCES_ERRORS_INPUT)); |
- errorLists.add(getRequiredInput(RESOLVE_TYPE_NAMES_ERRORS_INPUT)); |
- errorLists.add(getRequiredInput(VARIABLE_REFERENCE_ERRORS_INPUT)); |
- errorLists.add(getRequiredInput(VERIFY_ERRORS_INPUT)); |
- // |
- // Record outputs. |
- // |
- outputs[LIBRARY_UNIT_ERRORS] = AnalysisError.mergeLists(errorLists); |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [unit]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- HINTS_INPUT: HINTS.of(unit), |
- RESOLVE_REFERENCES_ERRORS_INPUT: RESOLVE_REFERENCES_ERRORS.of(unit), |
- RESOLVE_TYPE_NAMES_ERRORS_INPUT: RESOLVE_TYPE_NAMES_ERRORS.of(unit), |
- VARIABLE_REFERENCE_ERRORS_INPUT: VARIABLE_REFERENCE_ERRORS.of(unit), |
- VERIFY_ERRORS_INPUT: VERIFY_ERRORS.of(unit) |
- }; |
- } |
- |
- /** |
- * Create a [LibraryUnitErrorsTask] based on the given [target] in the given |
- * [context]. |
- */ |
- static LibraryUnitErrorsTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new LibraryUnitErrorsTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that parses the content of a Dart file, producing an AST structure. |
- */ |
-class ParseDartTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input whose value is the line information produced for the |
- * file. |
- */ |
- static const String LINE_INFO_INPUT_NAME = 'LINE_INFO_INPUT_NAME'; |
- |
- /** |
- * The name of the input whose value is the modification time of the file. |
- */ |
- static const String MODIFICATION_TIME_INPUT_NAME = |
- 'MODIFICATION_TIME_INPUT_NAME'; |
- |
- /** |
- * The name of the input whose value is the token stream produced for the file. |
- */ |
- static const String TOKEN_STREAM_INPUT_NAME = 'TOKEN_STREAM_INPUT_NAME'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor('ParseDartTask', |
- createTask, buildInputs, <ResultDescriptor>[ |
- EXPLICITLY_IMPORTED_LIBRARIES, |
- EXPORTED_LIBRARIES, |
- IMPORTED_LIBRARIES, |
- INCLUDED_PARTS, |
- PARSE_ERRORS, |
- PARSED_UNIT, |
- SOURCE_KIND, |
- UNITS |
- ]); |
- |
- /** |
- * Initialize a newly created task to parse the content of the Dart file |
- * associated with the given [target] in the given [context]. |
- */ |
- ParseDartTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- Source source = getRequiredSource(); |
- LineInfo lineInfo = getRequiredInput(LINE_INFO_INPUT_NAME); |
- int modificationTime = getRequiredInput(MODIFICATION_TIME_INPUT_NAME); |
- Token tokenStream = getRequiredInput(TOKEN_STREAM_INPUT_NAME); |
- |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- Parser parser = new Parser(source, errorListener); |
- AnalysisOptions options = context.analysisOptions; |
- parser.parseFunctionBodies = options.analyzeFunctionBodiesPredicate(source); |
- parser.parseGenericMethods = options.enableGenericMethods; |
- CompilationUnit unit = parser.parseCompilationUnit(tokenStream); |
- unit.lineInfo = lineInfo; |
- |
- bool hasNonPartOfDirective = false; |
- bool hasPartOfDirective = false; |
- HashSet<Source> explicitlyImportedSourceSet = new HashSet<Source>(); |
- HashSet<Source> exportedSourceSet = new HashSet<Source>(); |
- HashSet<Source> includedSourceSet = new HashSet<Source>(); |
- for (Directive directive in unit.directives) { |
- if (directive is PartOfDirective) { |
- hasPartOfDirective = true; |
- } else { |
- hasNonPartOfDirective = true; |
- if (directive is UriBasedDirective) { |
- Source referencedSource = |
- resolveDirective(context, source, directive, errorListener); |
- if (referencedSource != null) { |
- if (directive is ExportDirective) { |
- exportedSourceSet.add(referencedSource); |
- } else if (directive is ImportDirective) { |
- explicitlyImportedSourceSet.add(referencedSource); |
- } else if (directive is PartDirective) { |
- includedSourceSet.add(referencedSource); |
- } else { |
- throw new AnalysisException( |
- '$runtimeType failed to handle a ${directive.runtimeType}'); |
- } |
- } |
- } |
- } |
- } |
- // |
- // Always include "dart:core" source. |
- // |
- HashSet<Source> importedSourceSet = |
- new HashSet.from(explicitlyImportedSourceSet); |
- Source coreLibrarySource = context.sourceFactory.forUri(DartSdk.DART_CORE); |
- importedSourceSet.add(coreLibrarySource); |
- // |
- // Compute kind. |
- // |
- SourceKind sourceKind = SourceKind.LIBRARY; |
- if (modificationTime == -1) { |
- sourceKind = SourceKind.UNKNOWN; |
- } else if (hasPartOfDirective && !hasNonPartOfDirective) { |
- sourceKind = SourceKind.PART; |
- } |
- // |
- // Record outputs. |
- // |
- List<Source> explicitlyImportedSources = |
- explicitlyImportedSourceSet.toList(); |
- List<Source> exportedSources = exportedSourceSet.toList(); |
- List<Source> importedSources = importedSourceSet.toList(); |
- List<Source> includedSources = includedSourceSet.toList(); |
- List<AnalysisError> parseErrors = |
- removeDuplicateErrors(errorListener.errors); |
- List<Source> unitSources = <Source>[source]..addAll(includedSourceSet); |
- outputs[EXPLICITLY_IMPORTED_LIBRARIES] = explicitlyImportedSources; |
- outputs[EXPORTED_LIBRARIES] = exportedSources; |
- outputs[IMPORTED_LIBRARIES] = importedSources; |
- outputs[INCLUDED_PARTS] = includedSources; |
- outputs[PARSE_ERRORS] = parseErrors; |
- outputs[PARSED_UNIT] = unit; |
- outputs[SOURCE_KIND] = sourceKind; |
- outputs[UNITS] = unitSources; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the given |
- * [source]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- return <String, TaskInput>{ |
- LINE_INFO_INPUT_NAME: LINE_INFO.of(target), |
- MODIFICATION_TIME_INPUT_NAME: MODIFICATION_TIME.of(target), |
- TOKEN_STREAM_INPUT_NAME: TOKEN_STREAM.of(target) |
- }; |
- } |
- |
- /** |
- * Create a [ParseDartTask] based on the given [target] in the given |
- * [context]. |
- */ |
- static ParseDartTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ParseDartTask(context, target); |
- } |
- |
- /** |
- * Return the result of resolving the URI of the given URI-based [directive] |
- * against the URI of the given library, or `null` if the URI is not valid. |
- * |
- * Resolution is to be performed in the given [context]. Errors should be |
- * reported to the [errorListener]. |
- */ |
- static Source resolveDirective(AnalysisContext context, Source librarySource, |
- UriBasedDirective directive, AnalysisErrorListener errorListener) { |
- StringLiteral uriLiteral = directive.uri; |
- String uriContent = uriLiteral.stringValue; |
- if (uriContent != null) { |
- uriContent = uriContent.trim(); |
- directive.uriContent = uriContent; |
- } |
- UriValidationCode code = directive.validate(); |
- if (code == null) { |
- String encodedUriContent = Uri.encodeFull(uriContent); |
- Source source = |
- context.sourceFactory.resolveUri(librarySource, encodedUriContent); |
- directive.source = source; |
- return source; |
- } |
- if (code == UriValidationCode.URI_WITH_DART_EXT_SCHEME) { |
- return null; |
- } |
- if (code == UriValidationCode.URI_WITH_INTERPOLATION) { |
- errorListener.onError(new AnalysisError(librarySource, uriLiteral.offset, |
- uriLiteral.length, CompileTimeErrorCode.URI_WITH_INTERPOLATION)); |
- return null; |
- } |
- if (code == UriValidationCode.INVALID_URI) { |
- errorListener.onError(new AnalysisError(librarySource, uriLiteral.offset, |
- uriLiteral.length, CompileTimeErrorCode.INVALID_URI, [uriContent])); |
- return null; |
- } |
- throw new AnalysisException('Failed to handle validation code: $code'); |
- } |
-} |
- |
-/** |
- * The helper for building the public [Namespace] of a [LibraryElement]. |
- */ |
-class PublicNamespaceBuilder { |
- final HashMap<String, Element> definedNames = new HashMap<String, Element>(); |
- |
- /** |
- * Build a public [Namespace] of the given [library]. |
- */ |
- Namespace build(LibraryElement library) { |
- definedNames.clear(); |
- _addPublicNames(library.definingCompilationUnit); |
- library.parts.forEach(_addPublicNames); |
- return new Namespace(definedNames); |
- } |
- |
- /** |
- * Add the given [element] if it has a publicly visible name. |
- */ |
- void _addIfPublic(Element element) { |
- String name = element.name; |
- if (name != null && !Scope.isPrivateName(name)) { |
- definedNames[name] = element; |
- } |
- } |
- |
- /** |
- * Add all of the public top-level names that are defined in the given |
- * [compilationUnit]. |
- */ |
- void _addPublicNames(CompilationUnitElement compilationUnit) { |
- compilationUnit.accessors.forEach(_addIfPublic); |
- compilationUnit.enums.forEach(_addIfPublic); |
- compilationUnit.functions.forEach(_addIfPublic); |
- compilationUnit.functionTypeAliases.forEach(_addIfPublic); |
- compilationUnit.types.forEach(_addIfPublic); |
- } |
-} |
- |
-/** |
- * Information about a library - which names it uses, which names it defines |
- * with their externally visible dependencies. |
- */ |
-class ReferencedNames { |
- final Set<String> names = new Set<String>(); |
- final Map<String, Set<String>> userToDependsOn = <String, Set<String>>{}; |
- |
- /** |
- * Updates [delta] by adding names that are changed in this library. |
- */ |
- void addChangedElements(DartDelta delta) { |
- bool hasProgress = true; |
- while (hasProgress) { |
- hasProgress = false; |
- userToDependsOn.forEach((user, dependencies) { |
- for (String dependency in dependencies) { |
- if (delta.isNameAffected(dependency)) { |
- if (delta.nameChanged(user)) { |
- hasProgress = true; |
- } |
- } |
- } |
- }); |
- } |
- } |
- |
- /** |
- * Returns `true` if the library described by this object is affected by |
- * the given [delta]. |
- */ |
- bool isAffectedBy(DartDelta delta) { |
- for (String name in names) { |
- if (delta.isNameAffected(name)) { |
- return true; |
- } |
- } |
- return false; |
- } |
-} |
- |
-/** |
- * A builder for creating [ReferencedNames]. |
- * |
- * TODO(scheglov) Record dependencies for all other top-level declarations. |
- */ |
-class ReferencedNamesBuilder extends RecursiveAstVisitor { |
- final ReferencedNames names; |
- int bodyLevel = 0; |
- Set<String> dependsOn; |
- |
- ReferencedNamesBuilder(this.names); |
- |
- ReferencedNames build(CompilationUnit unit) { |
- unit.accept(this); |
- return names; |
- } |
- |
- @override |
- visitBlockFunctionBody(BlockFunctionBody node) { |
- try { |
- bodyLevel++; |
- super.visitBlockFunctionBody(node); |
- } finally { |
- bodyLevel--; |
- } |
- } |
- |
- @override |
- visitClassDeclaration(ClassDeclaration node) { |
- dependsOn = new Set<String>(); |
- super.visitClassDeclaration(node); |
- names.userToDependsOn[node.name.name] = dependsOn; |
- dependsOn = null; |
- } |
- |
- @override |
- visitExpressionFunctionBody(ExpressionFunctionBody node) { |
- try { |
- bodyLevel++; |
- super.visitExpressionFunctionBody(node); |
- } finally { |
- bodyLevel--; |
- } |
- } |
- |
- @override |
- visitSimpleIdentifier(SimpleIdentifier node) { |
- if (!node.inDeclarationContext()) { |
- String name = node.name; |
- names.names.add(name); |
- if (dependsOn != null && bodyLevel == 0) { |
- dependsOn.add(name); |
- } |
- } |
- } |
-} |
- |
-/** |
- * A task that finishes resolution by requesting [RESOLVED_UNIT_NO_CONSTANTS] for every |
- * unit in the libraries closure and produces [LIBRARY_ELEMENT]. |
- */ |
-class ResolveLibraryReferencesTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [LIBRARY_ELEMENT5] input. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The name of the list of [RESOLVED_UNIT5] input. |
- */ |
- static const String UNITS_INPUT = 'UNITS_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ResolveLibraryReferencesTask', createTask, buildInputs, |
- <ResultDescriptor>[LIBRARY_ELEMENT, REFERENCED_NAMES]); |
- |
- ResolveLibraryReferencesTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- // |
- // Prepare inputs. |
- // |
- LibraryElement library = getRequiredInput(LIBRARY_INPUT); |
- List<CompilationUnit> units = getRequiredInput(UNITS_INPUT); |
- // Compute referenced names. |
- ReferencedNames referencedNames = new ReferencedNames(); |
- for (CompilationUnit unit in units) { |
- new ReferencedNamesBuilder(referencedNames).build(unit); |
- } |
- // |
- // Record outputs. |
- // |
- outputs[LIBRARY_ELEMENT] = library; |
- outputs[REFERENCED_NAMES] = referencedNames; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- LIBRARY_INPUT: LIBRARY_ELEMENT5.of(source), |
- UNITS_INPUT: UNITS.of(source).toList((Source unit) => |
- RESOLVED_UNIT5.of(new LibrarySpecificUnit(source, unit))), |
- 'resolvedUnits': IMPORT_EXPORT_SOURCE_CLOSURE |
- .of(source) |
- .toMapOf(UNITS) |
- .toFlattenList((Source library, Source unit) => |
- RESOLVED_UNIT5.of(new LibrarySpecificUnit(library, unit))), |
- }; |
- } |
- |
- /** |
- * Create a [ResolveLibraryReferencesTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static ResolveLibraryReferencesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ResolveLibraryReferencesTask(context, target); |
- } |
-} |
- |
-/** |
- * An artifitial task that does nothing except to force type names resolution |
- * for the defining and part units of a library. |
- */ |
-class ResolveLibraryTypeNamesTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [LIBRARY_ELEMENT4] input. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ResolveLibraryTypeNamesTask', createTask, buildInputs, |
- <ResultDescriptor>[LIBRARY_ELEMENT5]); |
- |
- ResolveLibraryTypeNamesTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- LibraryElement library = getRequiredInput(LIBRARY_INPUT); |
- outputs[LIBRARY_ELEMENT5] = library; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- Source source = target; |
- return <String, TaskInput>{ |
- 'resolvedUnit': UNITS.of(source).toList((Source unit) => |
- RESOLVED_UNIT3.of(new LibrarySpecificUnit(source, unit))), |
- LIBRARY_INPUT: LIBRARY_ELEMENT4.of(source) |
- }; |
- } |
- |
- /** |
- * Create a [ResolveLibraryTypeNamesTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static ResolveLibraryTypeNamesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ResolveLibraryTypeNamesTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [RESOLVED_UNIT5] for a unit. |
- */ |
-class ResolveUnitReferencesTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [LIBRARY_ELEMENT5] input. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The name of the [RESOLVED_UNIT4] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ResolveUnitReferencesTask', createTask, buildInputs, <ResultDescriptor>[ |
- RESOLVE_REFERENCES_ERRORS, |
- RESOLVED_UNIT5 |
- ]); |
- |
- ResolveUnitReferencesTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- // |
- // Prepare inputs. |
- // |
- LibraryElement libraryElement = getRequiredInput(LIBRARY_INPUT); |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- // |
- // Resolve references. |
- // |
- InheritanceManager inheritanceManager = |
- new InheritanceManager(libraryElement); |
- AstVisitor visitor = new ResolverVisitor( |
- libraryElement, unitElement.source, typeProvider, errorListener, |
- inheritanceManager: inheritanceManager); |
- unit.accept(visitor); |
- // |
- // Record outputs. |
- // |
- outputs[RESOLVE_REFERENCES_ERRORS] = |
- removeDuplicateErrors(errorListener.errors); |
- outputs[RESOLVED_UNIT5] = unit; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- 'fullyBuiltLibraryElements': IMPORT_EXPORT_SOURCE_CLOSURE |
- .of(unit.library) |
- .toListOf(LIBRARY_ELEMENT5), |
- LIBRARY_INPUT: LIBRARY_ELEMENT5.of(unit.library), |
- UNIT_INPUT: RESOLVED_UNIT4.of(unit), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- |
- /** |
- * Create a [ResolveUnitReferencesTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static ResolveUnitReferencesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ResolveUnitReferencesTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [RESOLVED_UNIT3] for a unit. |
- */ |
-class ResolveUnitTypeNamesTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input whose value is the defining [LIBRARY_ELEMENT4]. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The name of the [RESOLVED_UNIT2] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ResolveUnitTypeNamesTask', createTask, buildInputs, <ResultDescriptor>[ |
- RESOLVE_TYPE_NAMES_ERRORS, |
- RESOLVED_UNIT3 |
- ]); |
- |
- ResolveUnitTypeNamesTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- // |
- // Prepare inputs. |
- // |
- LibraryElement library = getRequiredInput(LIBRARY_INPUT); |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- // |
- // Resolve TypeName nodes. |
- // |
- TypeResolverVisitor visitor = new TypeResolverVisitor( |
- library, unitElement.source, typeProvider, errorListener); |
- unit.accept(visitor); |
- // |
- // Record outputs. |
- // |
- outputs[RESOLVE_TYPE_NAMES_ERRORS] = |
- removeDuplicateErrors(errorListener.errors); |
- outputs[RESOLVED_UNIT3] = unit; |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- 'importsExportNamespace': |
- IMPORTED_LIBRARIES.of(unit.library).toMapOf(LIBRARY_ELEMENT4), |
- LIBRARY_INPUT: LIBRARY_ELEMENT4.of(unit.library), |
- UNIT_INPUT: RESOLVED_UNIT2.of(unit), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- |
- /** |
- * Create a [ResolveUnitTypeNamesTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static ResolveUnitTypeNamesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ResolveUnitTypeNamesTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [RESOLVED_UNIT4] for a unit. |
- */ |
-class ResolveVariableReferencesTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [LIBRARY_ELEMENT1] input. |
- */ |
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT'; |
- |
- /** |
- * The name of the [RESOLVED_UNIT3] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor( |
- 'ResolveVariableReferencesTask', createTask, buildInputs, |
- <ResultDescriptor>[RESOLVED_UNIT4, VARIABLE_REFERENCE_ERRORS]); |
- |
- ResolveVariableReferencesTask( |
- InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- // |
- // Prepare inputs. |
- // |
- LibraryElement libraryElement = getRequiredInput(LIBRARY_INPUT); |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- // |
- // Resolve local variables. |
- // |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- Scope nameScope = new LibraryScope(libraryElement, errorListener); |
- AstVisitor visitor = new VariableResolverVisitor( |
- libraryElement, unitElement.source, typeProvider, errorListener, |
- nameScope: nameScope); |
- unit.accept(visitor); |
- // |
- // Record outputs. |
- // |
- outputs[RESOLVED_UNIT4] = unit; |
- outputs[VARIABLE_REFERENCE_ERRORS] = |
- removeDuplicateErrors(errorListener.errors); |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- LIBRARY_INPUT: LIBRARY_ELEMENT1.of(unit.library), |
- UNIT_INPUT: RESOLVED_UNIT1.of(unit), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- |
- /** |
- * Create a [ResolveVariableReferencesTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static ResolveVariableReferencesTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ResolveVariableReferencesTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that scans the content of a file, producing a set of Dart tokens. |
- */ |
-class ScanDartTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the input whose value is the content of the file. |
- */ |
- static const String CONTENT_INPUT_NAME = 'CONTENT_INPUT_NAME'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor('ScanDartTask', |
- createTask, buildInputs, <ResultDescriptor>[ |
- LINE_INFO, |
- SCAN_ERRORS, |
- TOKEN_STREAM |
- ]); |
- |
- /** |
- * Initialize a newly created task to access the content of the source |
- * associated with the given [target] in the given [context]. |
- */ |
- ScanDartTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- Source source = getRequiredSource(); |
- |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- if (context.getModificationStamp(target.source) < 0) { |
- String message = 'Content could not be read'; |
- if (context is InternalAnalysisContext) { |
- CacheEntry entry = |
- (context as InternalAnalysisContext).getCacheEntry(target); |
- CaughtException exception = entry.exception; |
- if (exception != null) { |
- message = exception.toString(); |
- } |
- } |
- errorListener.onError(new AnalysisError( |
- source, 0, 0, ScannerErrorCode.UNABLE_GET_CONTENT, [message])); |
- } |
- if (target is DartScript) { |
- DartScript script = target; |
- List<ScriptFragment> fragments = script.fragments; |
- if (fragments.length < 1) { |
- throw new AnalysisException('Cannot scan scripts with no fragments'); |
- } else if (fragments.length > 1) { |
- throw new AnalysisException( |
- 'Cannot scan scripts with multiple fragments'); |
- } |
- ScriptFragment fragment = fragments[0]; |
- |
- Scanner scanner = new Scanner(source, |
- new SubSequenceReader(fragment.content, fragment.offset), |
- errorListener); |
- scanner.setSourceStart(fragment.line, fragment.column); |
- scanner.preserveComments = context.analysisOptions.preserveComments; |
- |
- outputs[TOKEN_STREAM] = scanner.tokenize(); |
- outputs[LINE_INFO] = new LineInfo(scanner.lineStarts); |
- outputs[SCAN_ERRORS] = removeDuplicateErrors(errorListener.errors); |
- } else if (target is Source) { |
- String content = getRequiredInput(CONTENT_INPUT_NAME); |
- |
- Scanner scanner = |
- new Scanner(source, new CharSequenceReader(content), errorListener); |
- scanner.preserveComments = context.analysisOptions.preserveComments; |
- |
- outputs[TOKEN_STREAM] = scanner.tokenize(); |
- outputs[LINE_INFO] = new LineInfo(scanner.lineStarts); |
- outputs[SCAN_ERRORS] = removeDuplicateErrors(errorListener.errors); |
- } else { |
- throw new AnalysisException( |
- 'Cannot scan Dart code from a ${target.runtimeType}'); |
- } |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the given |
- * [source]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- if (target is Source) { |
- return <String, TaskInput>{CONTENT_INPUT_NAME: CONTENT.of(target)}; |
- } else if (target is DartScript) { |
- // This task does not use the following input; it is included only to add |
- // a dependency between this value and the containing source so that when |
- // the containing source is modified these results will be invalidated. |
- return <String, TaskInput>{'-': DART_SCRIPTS.of(target.source)}; |
- } |
- throw new AnalysisException( |
- 'Cannot build inputs for a ${target.runtimeType}'); |
- } |
- |
- /** |
- * Create a [ScanDartTask] based on the given [target] in the given [context]. |
- */ |
- static ScanDartTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new ScanDartTask(context, target); |
- } |
-} |
- |
-/** |
- * A task that builds [VERIFY_ERRORS] for a unit. |
- */ |
-class VerifyUnitTask extends SourceBasedAnalysisTask { |
- /** |
- * The name of the [RESOLVED_UNIT] input. |
- */ |
- static const String UNIT_INPUT = 'UNIT_INPUT'; |
- |
- /** |
- * The name of the [TYPE_PROVIDER] input. |
- */ |
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT'; |
- |
- /** |
- * The task descriptor describing this kind of task. |
- */ |
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor('VerifyUnitTask', |
- createTask, buildInputs, <ResultDescriptor>[VERIFY_ERRORS]); |
- |
- /** |
- * The [ErrorReporter] to report errors to. |
- */ |
- ErrorReporter errorReporter; |
- |
- VerifyUnitTask(InternalAnalysisContext context, AnalysisTarget target) |
- : super(context, target); |
- |
- @override |
- TaskDescriptor get descriptor => DESCRIPTOR; |
- |
- @override |
- void internalPerform() { |
- RecordingErrorListener errorListener = new RecordingErrorListener(); |
- Source source = getRequiredSource(); |
- errorReporter = new ErrorReporter(errorListener, source); |
- // |
- // Prepare inputs. |
- // |
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT); |
- CompilationUnit unit = getRequiredInput(UNIT_INPUT); |
- CompilationUnitElement unitElement = unit.element; |
- LibraryElement libraryElement = unitElement.library; |
- // |
- // Validate the directives. |
- // |
- validateDirectives(unit); |
- // |
- // Use the ConstantVerifier to compute errors. |
- // |
- ConstantVerifier constantVerifier = new ConstantVerifier( |
- errorReporter, libraryElement, typeProvider, context.declaredVariables); |
- unit.accept(constantVerifier); |
- // |
- // Use the ErrorVerifier to compute errors. |
- // |
- ErrorVerifier errorVerifier = new ErrorVerifier(errorReporter, |
- libraryElement, typeProvider, new InheritanceManager(libraryElement)); |
- unit.accept(errorVerifier); |
- // |
- // Record outputs. |
- // |
- outputs[VERIFY_ERRORS] = removeDuplicateErrors(errorListener.errors); |
- } |
- |
- /** |
- * Check each directive in the given [unit] to see if the referenced source |
- * exists and report an error if it does not. |
- */ |
- void validateDirectives(CompilationUnit unit) { |
- for (Directive directive in unit.directives) { |
- if (directive is UriBasedDirective) { |
- validateReferencedSource(directive); |
- } |
- } |
- } |
- |
- /** |
- * Check the given [directive] to see if the referenced source exists and |
- * report an error if it does not. |
- */ |
- void validateReferencedSource(UriBasedDirective directive) { |
- Source source = directive.source; |
- if (source != null) { |
- if (context.exists(source)) { |
- return; |
- } |
- } else { |
- // Don't report errors already reported by ParseDartTask.resolveDirective |
- if (directive.validate() != null) { |
- return; |
- } |
- } |
- StringLiteral uriLiteral = directive.uri; |
- errorReporter.reportErrorForNode(CompileTimeErrorCode.URI_DOES_NOT_EXIST, |
- uriLiteral, [directive.uriContent]); |
- } |
- |
- /** |
- * Return a map from the names of the inputs of this kind of task to the task |
- * input descriptors describing those inputs for a task with the |
- * given [target]. |
- */ |
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) { |
- LibrarySpecificUnit unit = target; |
- return <String, TaskInput>{ |
- 'resolvedUnits': IMPORT_EXPORT_SOURCE_CLOSURE |
- .of(unit.library) |
- .toMapOf(UNITS) |
- .toFlattenList((Source library, Source unit) => |
- RESOLVED_UNIT.of(new LibrarySpecificUnit(library, unit))), |
- UNIT_INPUT: RESOLVED_UNIT.of(unit), |
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request) |
- }; |
- } |
- |
- /** |
- * Create a [VerifyUnitTask] based on the given [target] in |
- * the given [context]. |
- */ |
- static VerifyUnitTask createTask( |
- AnalysisContext context, AnalysisTarget target) { |
- return new VerifyUnitTask(context, target); |
- } |
-} |
- |
-/** |
- * A [TaskInput] whose value is a list of library sources exported directly |
- * or indirectly by the target [Source]. |
- * |
- * [resultDescriptor] is the type of result which should be produced for each |
- * target [Source]. |
- */ |
-class _ExportSourceClosureTaskInput extends TaskInputImpl<List<Source>> { |
- final Source target; |
- final ResultDescriptor resultDescriptor; |
- |
- _ExportSourceClosureTaskInput(this.target, this.resultDescriptor); |
- |
- @override |
- TaskInputBuilder<List<Source>> createBuilder() => |
- new _SourceClosureTaskInputBuilder( |
- target, _SourceClosureKind.EXPORT, resultDescriptor); |
-} |
- |
-/** |
- * A [TaskInput] whose value is a list of library sources imported or exported, |
- * directly or indirectly by the target [Source]. |
- * |
- * [resultDescriptor] is the type of result which should be produced for each |
- * target [Source]. |
- */ |
-class _ImportExportSourceClosureTaskInput extends TaskInputImpl<List<Source>> { |
- final Source target; |
- final ResultDescriptor resultDescriptor; |
- |
- _ImportExportSourceClosureTaskInput(this.target, this.resultDescriptor); |
- |
- @override |
- TaskInputBuilder<List<Source>> createBuilder() => |
- new _SourceClosureTaskInputBuilder( |
- target, _SourceClosureKind.IMPORT_EXPORT, resultDescriptor); |
-} |
- |
-/** |
- * A [TaskInput] whose value is a list of library sources imported directly |
- * or indirectly by the target [Source]. |
- * |
- * [resultDescriptor] is the type of result which should be produced for each |
- * target [Source]. |
- */ |
-class _ImportSourceClosureTaskInput extends TaskInputImpl<List<Source>> { |
- final Source target; |
- final ResultDescriptor resultDescriptor; |
- |
- _ImportSourceClosureTaskInput(this.target, this.resultDescriptor); |
- |
- @override |
- TaskInputBuilder<List<Source>> createBuilder() => |
- new _SourceClosureTaskInputBuilder( |
- target, _SourceClosureKind.IMPORT, resultDescriptor); |
-} |
- |
-/** |
- * The kind of the source closure to build. |
- */ |
-enum _SourceClosureKind { IMPORT, EXPORT, IMPORT_EXPORT } |
- |
-/** |
- * A [TaskInputBuilder] to build values for [_ImportSourceClosureTaskInput]. |
- */ |
-class _SourceClosureTaskInputBuilder implements TaskInputBuilder<List<Source>> { |
- final _SourceClosureKind kind; |
- final Set<LibraryElement> _libraries = new HashSet<LibraryElement>(); |
- final List<Source> _newSources = <Source>[]; |
- |
- @override |
- final ResultDescriptor currentResult; |
- |
- Source currentTarget; |
- |
- _SourceClosureTaskInputBuilder( |
- Source librarySource, this.kind, this.currentResult) { |
- _newSources.add(librarySource); |
- } |
- |
- @override |
- void set currentValue(Object value) { |
- LibraryElement library = value; |
- if (_libraries.add(library)) { |
- if (kind == _SourceClosureKind.IMPORT || |
- kind == _SourceClosureKind.IMPORT_EXPORT) { |
- for (ImportElement importElement in library.imports) { |
- Source importedSource = importElement.importedLibrary.source; |
- _newSources.add(importedSource); |
- } |
- } |
- if (kind == _SourceClosureKind.EXPORT || |
- kind == _SourceClosureKind.IMPORT_EXPORT) { |
- for (ExportElement exportElement in library.exports) { |
- Source exportedSource = exportElement.exportedLibrary.source; |
- _newSources.add(exportedSource); |
- } |
- } |
- } |
- } |
- |
- @override |
- List<Source> get inputValue { |
- return _libraries.map((LibraryElement library) => library.source).toList(); |
- } |
- |
- @override |
- void currentValueNotAvailable() { |
- // Nothing needs to be done. moveNext() will simply go on to the next new |
- // source. |
- } |
- |
- @override |
- bool moveNext() { |
- if (_newSources.isEmpty) { |
- return false; |
- } |
- currentTarget = _newSources.removeLast(); |
- return true; |
- } |
-} |