Remove Dart tasks and work manager.
R=brianwilkerson@google.com
Change-Id: I5aaaa0ea5051b4ae639457d260486dbc973abcd9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/97140
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
diff --git a/pkg/analyzer/lib/src/context/context.dart b/pkg/analyzer/lib/src/context/context.dart
index 10a548d..95a75e7 100644
--- a/pkg/analyzer/lib/src/context/context.dart
+++ b/pkg/analyzer/lib/src/context/context.dart
@@ -17,7 +17,6 @@
import 'package:analyzer/src/generated/source.dart';
import 'package:analyzer/src/plugin/resolver_provider.dart';
import 'package:analyzer/src/task/api/model.dart';
-import 'package:analyzer/src/task/dart_work_manager.dart';
import 'package:analyzer/src/task/driver.dart';
/**
@@ -60,11 +59,6 @@
final List<WorkManager> workManagers = <WorkManager>[];
/**
- * The [DartWorkManager] instance that performs Dart specific scheduling.
- */
- DartWorkManager dartWorkManager;
-
- /**
* The analysis driver used to perform analysis.
*/
AnalysisDriver driver;
diff --git a/pkg/analyzer/lib/src/summary/package_bundle_reader.dart b/pkg/analyzer/lib/src/summary/package_bundle_reader.dart
index 55a4f9e..91a51d2 100644
--- a/pkg/analyzer/lib/src/summary/package_bundle_reader.dart
+++ b/pkg/analyzer/lib/src/summary/package_bundle_reader.dart
@@ -6,23 +6,16 @@
import 'dart:math' show min;
import 'package:analyzer/dart/analysis/session.dart';
-import 'package:analyzer/dart/element/element.dart';
import 'package:analyzer/file_system/file_system.dart';
import 'package:analyzer/src/context/cache.dart';
import 'package:analyzer/src/context/context.dart';
-import 'package:analyzer/src/dart/constant/evaluation.dart';
-import 'package:analyzer/src/dart/element/element.dart';
import 'package:analyzer/src/generated/engine.dart';
-import 'package:analyzer/src/generated/resolver.dart' show TypeProvider;
import 'package:analyzer/src/generated/source.dart';
import 'package:analyzer/src/generated/source_io.dart';
import 'package:analyzer/src/generated/utilities_dart.dart';
import 'package:analyzer/src/summary/idl.dart';
import 'package:analyzer/src/summary/resynthesize.dart';
-import 'package:analyzer/src/task/api/dart.dart';
-import 'package:analyzer/src/task/api/general.dart';
import 'package:analyzer/src/task/api/model.dart';
-import 'package:analyzer/src/task/dart.dart' hide ConstantEvaluationTarget;
/**
* A [ConflictingSummaryException] indicates that two different summaries
@@ -192,130 +185,7 @@
@override
bool compute(CacheEntry entry, ResultDescriptor result) {
- AnalysisTarget target = entry.target;
-
- if (result == TYPE_PROVIDER) {
- entry.setValue(result as ResultDescriptor<TypeProvider>,
- _resynthesizer.typeProvider, const <TargetedResult>[]);
- return true;
- }
-
- // LINE_INFO can be provided using just the UnlinkedUnit.
- if (target is Source && result == LINE_INFO) {
- String uriString = target.uri.toString();
- UnlinkedUnit unlinkedUnit = _dataStore.unlinkedMap[uriString];
- if (unlinkedUnit != null) {
- List<int> lineStarts = unlinkedUnit.lineStarts;
- if (lineStarts.isNotEmpty) {
- LineInfo lineInfo = new LineInfo(lineStarts);
- entry.setValue(result as ResultDescriptor<LineInfo>, lineInfo,
- const <TargetedResult>[]);
- return true;
- }
- }
- return false;
- }
-
- // Check whether there are results for the source.
- if (!hasResultsForSource(target.librarySource ?? target.source)) {
- return false;
- }
- // Constant expressions are always resolved in summaries.
- if (result == CONSTANT_EXPRESSION_RESOLVED &&
- target is ConstantEvaluationTarget) {
- entry.setValue(
- result as ResultDescriptor<bool>, true, const <TargetedResult>[]);
- return true;
- }
- // Provide results for Source.
- if (target is Source) {
- String uriString = target.uri.toString();
- // Provide known results.
- if (result == LIBRARY_ELEMENT1 ||
- result == LIBRARY_ELEMENT2 ||
- result == LIBRARY_ELEMENT3 ||
- result == LIBRARY_ELEMENT4 ||
- result == LIBRARY_ELEMENT5 ||
- result == LIBRARY_ELEMENT6 ||
- result == LIBRARY_ELEMENT7 ||
- result == LIBRARY_ELEMENT8 ||
- result == LIBRARY_ELEMENT9 ||
- result == LIBRARY_ELEMENT) {
- LibraryElement libraryElement =
- resynthesizer.getLibraryElement(uriString);
- entry.setValue(result as ResultDescriptor<LibraryElement>,
- libraryElement, const <TargetedResult>[]);
- return true;
- } else if (result == READY_LIBRARY_ELEMENT2 ||
- result == READY_LIBRARY_ELEMENT6 ||
- result == READY_LIBRARY_ELEMENT7) {
- entry.setValue(
- result as ResultDescriptor<bool>, true, const <TargetedResult>[]);
- return true;
- } else if (result == MODIFICATION_TIME) {
- entry.setValue(
- result as ResultDescriptor<int>, 0, const <TargetedResult>[]);
- return true;
- } else if (result == SOURCE_KIND) {
- UnlinkedUnit unlinked = _dataStore.unlinkedMap[uriString];
- if (unlinked != null) {
- entry.setValue(
- result as ResultDescriptor<SourceKind>,
- unlinked.isPartOf ? SourceKind.PART : SourceKind.LIBRARY,
- const <TargetedResult>[]);
- return true;
- }
- return false;
- } else if (result == CONTAINING_LIBRARIES) {
- List<String> libraryUriStrings =
- _dataStore.getContainingLibraryUris(uriString);
- if (libraryUriStrings != null) {
- List<Source> librarySources = libraryUriStrings
- .map((libraryUriString) =>
- context.sourceFactory.resolveUri(target, libraryUriString))
- .toList(growable: false);
- entry.setValue(result as ResultDescriptor<List<Source>>,
- librarySources, const <TargetedResult>[]);
- return true;
- }
- return false;
- }
- } else if (target is LibrarySpecificUnit) {
- if (result == CREATED_RESOLVED_UNIT1 ||
- result == CREATED_RESOLVED_UNIT2 ||
- result == CREATED_RESOLVED_UNIT3 ||
- result == CREATED_RESOLVED_UNIT4 ||
- result == CREATED_RESOLVED_UNIT5 ||
- result == CREATED_RESOLVED_UNIT6 ||
- result == CREATED_RESOLVED_UNIT7 ||
- result == CREATED_RESOLVED_UNIT8 ||
- result == CREATED_RESOLVED_UNIT9 ||
- result == CREATED_RESOLVED_UNIT10 ||
- result == CREATED_RESOLVED_UNIT11) {
- entry.setValue(
- result as ResultDescriptor<bool>, true, const <TargetedResult>[]);
- return true;
- }
- if (result == COMPILATION_UNIT_ELEMENT) {
- String libraryUri = target.library.uri.toString();
- String unitUri = target.unit.uri.toString();
- CompilationUnitElement unit = resynthesizer.getElement(
- new ElementLocationImpl.con3(<String>[libraryUri, unitUri]));
- if (unit != null) {
- entry.setValue(result as ResultDescriptor<CompilationUnitElement>,
- unit, const <TargetedResult>[]);
- return true;
- }
- }
- } else if (target is VariableElement) {
- if (result == INFERRED_STATIC_VARIABLE) {
- entry.setValue(result as ResultDescriptor<VariableElement>, target,
- const <TargetedResult>[]);
- return true;
- }
- }
- // Unknown target.
- return false;
+ throw UnimplementedError();
}
/**
diff --git a/pkg/analyzer/lib/src/task/api/dart.dart b/pkg/analyzer/lib/src/task/api/dart.dart
index f1f19e6..82f6bfc 100644
--- a/pkg/analyzer/lib/src/task/api/dart.dart
+++ b/pkg/analyzer/lib/src/task/api/dart.dart
@@ -9,7 +9,6 @@
import 'package:analyzer/src/generated/source.dart';
import 'package:analyzer/src/generated/utilities_general.dart';
import 'package:analyzer/src/task/api/model.dart';
-import 'package:analyzer/src/task/dart.dart';
/**
* The analysis errors associated with a [Source] representing a compilation
@@ -89,8 +88,7 @@
* The result is only available for [Source]s representing a compilation unit.
*/
final ResultDescriptor<CompilationUnit> PARSED_UNIT =
- new ResultDescriptor<CompilationUnit>('PARSED_UNIT', null,
- cachingPolicy: AST_CACHING_POLICY);
+ new ResultDescriptor<CompilationUnit>('PARSED_UNIT', null);
/**
* The resolved [CompilationUnit] associated with a compilation unit, with
@@ -99,8 +97,7 @@
* The result is only available for [LibrarySpecificUnit]s.
*/
final ResultDescriptor<CompilationUnit> RESOLVED_UNIT =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT', null,
- cachingPolicy: AST_CACHING_POLICY);
+ new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT', null);
/**
* The kind of a [Source].
@@ -116,9 +113,8 @@
*
* The result is only available for [Source]s representing a compilation unit.
*/
-final ResultDescriptor<Token> TOKEN_STREAM = new ResultDescriptor<Token>(
- 'TOKEN_STREAM', null,
- cachingPolicy: TOKEN_STREAM_CACHING_POLICY);
+final ResultDescriptor<Token> TOKEN_STREAM =
+ new ResultDescriptor<Token>('TOKEN_STREAM', null);
/**
* The sources of the Dart files that a library consists of.
diff --git a/pkg/analyzer/lib/src/task/dart.dart b/pkg/analyzer/lib/src/task/dart.dart
deleted file mode 100644
index 36dd7f6..0000000
--- a/pkg/analyzer/lib/src/task/dart.dart
+++ /dev/null
@@ -1,5601 +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.
-
-import 'dart:collection';
-
-import 'package:analyzer/dart/ast/ast.dart';
-import 'package:analyzer/dart/ast/standard_resolution_map.dart';
-import 'package:analyzer/dart/ast/token.dart';
-import 'package:analyzer/dart/ast/visitor.dart';
-import 'package:analyzer/dart/element/element.dart';
-import 'package:analyzer/dart/element/type.dart';
-import 'package:analyzer/error/error.dart';
-import 'package:analyzer/error/listener.dart';
-import 'package:analyzer/exception/exception.dart';
-import 'package:analyzer/file_system/file_system.dart';
-import 'package:analyzer/file_system/physical_file_system.dart';
-import 'package:analyzer/source/line_info.dart';
-import 'package:analyzer/src/context/cache.dart';
-import 'package:analyzer/src/dart/ast/ast.dart'
- show
- CompilationUnitImpl,
- NamespaceDirectiveImpl,
- UriBasedDirectiveImpl,
- UriValidationCode;
-import 'package:analyzer/src/dart/ast/utilities.dart';
-import 'package:analyzer/src/dart/constant/constant_verifier.dart';
-import 'package:analyzer/src/dart/constant/evaluation.dart';
-import 'package:analyzer/src/dart/element/builder.dart';
-import 'package:analyzer/src/dart/element/element.dart';
-import 'package:analyzer/src/dart/element/inheritance_manager2.dart';
-import 'package:analyzer/src/dart/scanner/scanner.dart';
-import 'package:analyzer/src/dart/sdk/patch.dart';
-import 'package:analyzer/src/dart/sdk/sdk.dart';
-import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer/src/error/inheritance_override.dart';
-import 'package:analyzer/src/error/pending_error.dart';
-import 'package:analyzer/src/generated/constant.dart';
-import 'package:analyzer/src/generated/declaration_resolver.dart';
-import 'package:analyzer/src/generated/engine.dart';
-import 'package:analyzer/src/generated/error_verifier.dart';
-import 'package:analyzer/src/generated/incremental_resolver.dart';
-import 'package:analyzer/src/generated/parser.dart';
-import 'package:analyzer/src/generated/resolver.dart';
-import 'package:analyzer/src/generated/sdk.dart';
-import 'package:analyzer/src/generated/source.dart';
-import 'package:analyzer/src/generated/utilities_dart.dart';
-import 'package:analyzer/src/ignore_comments/ignore_info.dart';
-import 'package:analyzer/src/services/lint.dart';
-import 'package:analyzer/src/task/api/dart.dart';
-import 'package:analyzer/src/task/api/general.dart';
-import 'package:analyzer/src/task/api/model.dart';
-import 'package:analyzer/src/task/driver.dart';
-import 'package:analyzer/src/task/general.dart';
-import 'package:analyzer/src/task/inputs.dart';
-import 'package:analyzer/src/task/model.dart';
-import 'package:analyzer/src/task/strong/checker.dart';
-import 'package:analyzer/src/task/strong_mode.dart';
-
-export 'package:analyzer/src/dart/constant/evaluation.dart'
- show ConstantEvaluationTarget;
-export 'package:analyzer/src/ignore_comments/ignore_info.dart';
-
-/**
- * The [ResultCachingPolicy] for ASTs.
- */
-const ResultCachingPolicy AST_CACHING_POLICY =
- const SimpleResultCachingPolicy(1024 * 64, 32);
-
-/**
- * The [ResultCachingPolicy] for lists of [ConstantEvaluationTarget]s.
- */
-const ResultCachingPolicy CONSTANT_EVALUATION_TARGET_LIST_POLICY =
- const SimpleResultCachingPolicy(-1, -1);
-
-/**
- * The [ResultCachingPolicy] for [ConstantEvaluationTarget]s.
- */
-const ResultCachingPolicy CONSTANT_EVALUATION_TARGET_POLICY =
- const SimpleResultCachingPolicy(-1, -1);
-
-/**
- * The [ResultCachingPolicy] for [Element]s.
- */
-const ResultCachingPolicy ELEMENT_CACHING_POLICY =
- const SimpleResultCachingPolicy(-1, -1);
-
-/**
- * The [ResultCachingPolicy] for [TOKEN_STREAM].
- */
-const ResultCachingPolicy TOKEN_STREAM_CACHING_POLICY =
- const SimpleResultCachingPolicy(1, 1);
-
-/**
- * The [ResultCachingPolicy] for [UsedImportedElements]s.
- */
-const ResultCachingPolicy USED_IMPORTED_ELEMENTS_POLICY =
- const SimpleResultCachingPolicy(-1, -1);
-
-/**
- * The [ResultCachingPolicy] for [UsedLocalElements]s.
- */
-const ResultCachingPolicy USED_LOCAL_ELEMENTS_POLICY =
- const SimpleResultCachingPolicy(-1, -1);
-
-/**
- * The errors produced while building a library's 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.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ListResultDescriptor<ConstantEvaluationTarget>
- COMPILATION_UNIT_CONSTANTS =
- new ListResultDescriptor<ConstantEvaluationTarget>(
- 'COMPILATION_UNIT_CONSTANTS', null,
- cachingPolicy: CONSTANT_EVALUATION_TARGET_LIST_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>[]);
-
-/**
- * The flag specifying that the target constant element expression AST is
- * resolved, i.e. identifiers have all required elements set.
- *
- * 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 ResultDescriptor<bool> CONSTANT_EXPRESSION_RESOLVED =
- new ResultDescriptor<bool>('CONSTANT_EXPRESSION_RESOLVED', false);
-
-/**
- * The list of [ConstantEvaluationTarget]s on which constant expressions of a
- * unit depend.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ListResultDescriptor<ConstantEvaluationTarget>
- CONSTANT_EXPRESSIONS_DEPENDENCIES =
- new ListResultDescriptor<ConstantEvaluationTarget>(
- 'CONSTANT_EXPRESSIONS_DEPENDENCIES',
- const <ConstantEvaluationTarget>[]);
-
-/**
- * A [ConstantEvaluationTarget] that has been successfully constant-evaluated.
- *
- * TODO(paulberry): is ELEMENT_CACHING_POLICY the correct caching policy?
- *
- * The result is only available for [ConstantEvaluationTarget]s.
- *
- */
-final ResultDescriptor<ConstantEvaluationTarget> CONSTANT_VALUE =
- new ResultDescriptor<ConstantEvaluationTarget>('CONSTANT_VALUE', null,
- cachingPolicy: CONSTANT_EVALUATION_TARGET_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', const <Source>[]);
-
-/**
- * The flag specifying that [RESOLVED_UNIT] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT1] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT1 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT1', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT10] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT10 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT10', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT11] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT11 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT11', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT12] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT12 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT12', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT2] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT2 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT2', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT3] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT3 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT3', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT4] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT4 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT4', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT5] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT5 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT5', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT6] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT6 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT6', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT7] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT7 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT7', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT8] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT8 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT8', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT9] has been been computed for this
- * compilation unit (without requiring that the AST for it still be in cache).
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<bool> CREATED_RESOLVED_UNIT9 =
- new ResultDescriptor<bool>('CREATED_RESOLVED_UNIT9', false);
-
-/**
- * All [AnalysisError]s results for [Source]s.
- */
-final List<ListResultDescriptor<AnalysisError>> ERROR_SOURCE_RESULTS =
- <ListResultDescriptor<AnalysisError>>[
- BUILD_DIRECTIVES_ERRORS,
- BUILD_LIBRARY_ERRORS,
- PARSE_ERRORS,
- SCAN_ERRORS,
-];
-
-/**
- * All [AnalysisError]s results in for [LibrarySpecificUnit]s.
- */
-final List<ListResultDescriptor<AnalysisError>> ERROR_UNIT_RESULTS =
- <ListResultDescriptor<AnalysisError>>[
- HINTS,
- LIBRARY_UNIT_ERRORS,
- LINTS,
- RESOLVE_DIRECTIVES_ERRORS,
- RESOLVE_TYPE_BOUNDS_ERRORS,
- RESOLVE_TYPE_NAMES_ERRORS,
- RESOLVE_UNIT_ERRORS,
- STRONG_MODE_ERRORS,
- VARIABLE_REFERENCE_ERRORS,
- VERIFY_ERRORS
-];
-
-/**
- * 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 ignore information for a [Source].
- */
-final ResultDescriptor<IgnoreInfo> IGNORE_INFO =
- new ResultDescriptor<IgnoreInfo>('IGNORE_INFO', null);
-
-/**
- * A list of the [VariableElement]s whose type should be inferred that another
- * inferable static variable (the target) depends on.
- *
- * The result is only available for [VariableElement]s, and only when strong
- * mode is enabled.
- */
-final ListResultDescriptor<VariableElement>
- INFERABLE_STATIC_VARIABLE_DEPENDENCIES =
- new ListResultDescriptor<VariableElement>(
- 'INFERABLE_STATIC_VARIABLE_DEPENDENCIES', null);
-
-/**
- * A list of the [VariableElement]s defined in a unit whose type should be
- * inferred. This includes variables defined at the library level as well as
- * static members inside classes.
- *
- * The result is only available for [LibrarySpecificUnit]s, and only when strong
- * mode is enabled.
- */
-final ListResultDescriptor<VariableElement> INFERABLE_STATIC_VARIABLES_IN_UNIT =
- new ListResultDescriptor<VariableElement>(
- 'INFERABLE_STATIC_VARIABLES_IN_UNIT', null);
-
-/**
- * An inferable static variable ([VariableElement]) whose type has been
- * inferred.
- *
- * The result is only available for [VariableElement]s, and only when strong
- * mode is enabled.
- */
-final ResultDescriptor<VariableElement> INFERRED_STATIC_VARIABLE =
- new ResultDescriptor<VariableElement>('INFERRED_STATIC_VARIABLE', null,
- cachingPolicy: ELEMENT_CACHING_POLICY);
-
-/**
- * A list of the [LibraryElement]s that make up the strongly connected
- * component in the import/export graph in which the target resides.
- *
- * Only non-empty in strongMode.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ListResultDescriptor<LibraryElement> LIBRARY_CYCLE =
- new ListResultDescriptor<LibraryElement>('LIBRARY_CYCLE', null);
-
-/**
- * A list of the [LibrarySpecificUnit]s that comprise all of the parts and
- * libraries in the direct import/export dependencies of the library cycle
- * of the target, with the intra-component dependencies excluded.
- *
- * Only non-empty in strongMode.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ListResultDescriptor<LibrarySpecificUnit> LIBRARY_CYCLE_DEPENDENCIES =
- new ListResultDescriptor<LibrarySpecificUnit>(
- 'LIBRARY_CYCLE_DEPENDENCIES', null);
-
-/**
- * A list of the [LibrarySpecificUnit]s (including all parts) that make up
- * the strongly connected component in the import/export graph in which the
- * target resides.
- *
- * Only non-empty in strongMode.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ListResultDescriptor<LibrarySpecificUnit> LIBRARY_CYCLE_UNITS =
- new ListResultDescriptor<LibrarySpecificUnit>('LIBRARY_CYCLE_UNITS', 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] also [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_ELEMENT5] plus resolved types type parameter bounds.
- *
- * 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 partial [LibraryElement] associated with a library.
- *
- * [LIBRARY_ELEMENT5] plus resolved types for every element.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT6 =
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT6', null,
- cachingPolicy: ELEMENT_CACHING_POLICY);
-
-/**
- * The partial [LibraryElement] associated with a library.
- *
- * [LIBRARY_ELEMENT6] plus [RESOLVED_UNIT7] for all library units.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT7 =
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT7', null,
- cachingPolicy: ELEMENT_CACHING_POLICY);
-
-/**
- * The partial [LibraryElement] associated with a library.
- *
- * [LIBRARY_ELEMENT7] for the library and its import/export closure.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT8 =
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT8', null,
- cachingPolicy: ELEMENT_CACHING_POLICY);
-
-/**
- * The partial [LibraryElement] associated with a library.
- *
- * The same as a [LIBRARY_ELEMENT8].
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT9 =
- new ResultDescriptor<LibraryElement>('LIBRARY_ELEMENT9', null,
- cachingPolicy: ELEMENT_CACHING_POLICY);
-
-/**
- * List of all `LIBRARY_ELEMENT` results.
- */
-final List<ResultDescriptor<LibraryElement>> LIBRARY_ELEMENT_RESULTS =
- <ResultDescriptor<LibraryElement>>[
- LIBRARY_ELEMENT1,
- LIBRARY_ELEMENT2,
- LIBRARY_ELEMENT3,
- LIBRARY_ELEMENT4,
- LIBRARY_ELEMENT5,
- LIBRARY_ELEMENT6,
- LIBRARY_ELEMENT7,
- LIBRARY_ELEMENT8,
- LIBRARY_ELEMENT9,
- LIBRARY_ELEMENT
-];
-
-/**
- * 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 [LibrarySpecificUnit]s that a library consists of.
- *
- * The list will include the defining unit and units for [INCLUDED_PARTS].
- * So, it is never empty or `null`.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ListResultDescriptor<LibrarySpecificUnit> LIBRARY_SPECIFIC_UNITS =
- new ListResultDescriptor<LibrarySpecificUnit>(
- 'LIBRARY_SPECIFIC_UNITS', const <LibrarySpecificUnit>[]);
-
-/**
- * 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 generating lints for 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> LINTS =
- new ListResultDescriptor<AnalysisError>(
- 'LINT_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 list of [PendingError]s for a compilation unit.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ListResultDescriptor<PendingError> PENDING_ERRORS =
- new ListResultDescriptor<PendingError>(
- 'PENDING_ERRORS', const <PendingError>[]);
-
-/**
- * The flag specifying that [LIBRARY_ELEMENT2] is ready for a library and its
- * import/export closure.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<bool> READY_LIBRARY_ELEMENT2 =
- new ResultDescriptor<bool>('READY_LIBRARY_ELEMENT2', false);
-
-/**
- * The flag specifying that [LIBRARY_ELEMENT6] is ready for a library and its
- * import/export closure.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<bool> READY_LIBRARY_ELEMENT6 =
- new ResultDescriptor<bool>('READY_LIBRARY_ELEMENT6', false);
-
-/**
- * The flag specifying that [LIBRARY_ELEMENT7] is ready for a library and its
- * import/export closure.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<bool> READY_LIBRARY_ELEMENT7 =
- new ResultDescriptor<bool>('READY_LIBRARY_ELEMENT7', false);
-
-/**
- * The flag specifying that [RESOLVED_UNIT] is ready for all of the units of a
- * library.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<bool> READY_RESOLVED_UNIT =
- new ResultDescriptor<bool>('READY_RESOLVED_UNIT', false);
-
-/**
- * The sources of the Dart files that a library references.
- *
- * The list is the union of [IMPORTED_LIBRARIES], [EXPORTED_LIBRARIES] and
- * [UNITS] of the defining unit and [INCLUDED_PARTS]. Never empty or `null`.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ListResultDescriptor<Source> REFERENCED_SOURCES =
- new ListResultDescriptor<Source>('REFERENCED_SOURCES', const <Source>[]);
-
-/**
- * The list of [ConstantEvaluationTarget]s on which error verification depends.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ListResultDescriptor<ConstantEvaluationTarget> REQUIRED_CONSTANTS =
- new ListResultDescriptor<ConstantEvaluationTarget>(
- 'REQUIRED_CONSTANTS', const <ConstantEvaluationTarget>[]);
-
-/**
- * The errors produced while resolving a library's 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> RESOLVE_DIRECTIVES_ERRORS =
- new ListResultDescriptor<AnalysisError>(
- 'RESOLVE_DIRECTIVES_ERRORS', AnalysisError.NO_ERRORS);
-
-/**
- * The errors produced while resolving bounds of type parameters of classes,
- * class and function aliases.
- *
- * 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_BOUNDS_ERRORS =
- new ListResultDescriptor<AnalysisError>(
- 'RESOLVE_TYPE_BOUNDS_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 errors produced while resolving a full 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> RESOLVE_UNIT_ERRORS =
- new ListResultDescriptor<AnalysisError>(
- 'RESOLVE_UNIT_ERRORS', AnalysisError.NO_ERRORS);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * Tasks that use this value as an input can assume that the [SimpleIdentifier]s
- * at all declaration sites have been bound to the element defined by the
- * declaration, except for the constants defined in an 'enum' 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 resolved [CompilationUnit] associated with a compilation unit in which
- * the types of class members have been inferred in addition to everything that
- * is true of a [RESOLVED_UNIT9].
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT10 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT10', 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_UNIT11 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT11', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The resolved [CompilationUnit] associated with a compilation unit, with
- * constants resolved.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT12 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT12', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT1], tasks that use this value
- * as an input can assume that its directives have been resolved.
- *
- * 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 compilation unit.
- *
- * Tasks that use this value as an input can assume that the [SimpleIdentifier]s
- * at all declaration sites have been bound to the element defined by the
- * declaration, including the constants defined in an 'enum' declaration.
- *
- * 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 compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT3], tasks that use this value
- * as an input can assume that the types associated with type bounds have been
- * resolved.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT4 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT4', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT4], tasks that use this value
- * as an input can assume that the types associated with declarations have been
- * resolved. This includes the types of superclasses, mixins, interfaces,
- * fields, return types, parameters, and local variables.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT5 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT5', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT5], tasks that use this value
- * as an input can assume that references to local variables and formal
- * parameters have been resolved.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT6 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT6', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT6], tasks that use this value
- * as an input can assume that elements and types associated with expressions
- * outside of method bodies (essentially initializers) have been initially
- * resolved.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT7 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT7', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT7], tasks that use this value
- * as an input can assume that the types of static variables have been inferred.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT8 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT8', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * The partially resolved [CompilationUnit] associated with a compilation unit.
- *
- * In addition to what is true of a [RESOLVED_UNIT8], tasks that use this value
- * as an input can assume that the initializers of instance variables have been
- * re-resolved.
- *
- * The result is only available for [LibrarySpecificUnit]s.
- */
-final ResultDescriptor<CompilationUnit> RESOLVED_UNIT9 =
- new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT9', null,
- cachingPolicy: AST_CACHING_POLICY);
-
-/**
- * List of all `RESOLVED_UNITx` results.
- */
-final List<ResultDescriptor<CompilationUnit>> RESOLVED_UNIT_RESULTS =
- <ResultDescriptor<CompilationUnit>>[
- RESOLVED_UNIT1,
- RESOLVED_UNIT2,
- RESOLVED_UNIT3,
- RESOLVED_UNIT4,
- RESOLVED_UNIT5,
- RESOLVED_UNIT6,
- RESOLVED_UNIT7,
- RESOLVED_UNIT8,
- RESOLVED_UNIT9,
- RESOLVED_UNIT10,
- RESOLVED_UNIT11,
- RESOLVED_UNIT12,
- RESOLVED_UNIT
-];
-
-/**
- * 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 errors produced while resolving a static [VariableElement] initializer.
- *
- * The result is only available for [VariableElement]s, and only when strong
- * mode is enabled.
- */
-final ListResultDescriptor<AnalysisError> STATIC_VARIABLE_RESOLUTION_ERRORS =
- new ListResultDescriptor<AnalysisError>(
- 'STATIC_VARIABLE_RESOLUTION_ERRORS', AnalysisError.NO_ERRORS);
-
-/**
- * A list of the [AnalysisError]s reported while resolving static
- * [INFERABLE_STATIC_VARIABLES_IN_UNIT] defined in a unit.
- *
- * The result is only available for [LibrarySpecificUnit]s, and only when strong
- * mode is enabled.
- */
-final ListResultDescriptor<AnalysisError>
- STATIC_VARIABLE_RESOLUTION_ERRORS_IN_UNIT =
- new ListResultDescriptor<AnalysisError>(
- 'STATIC_VARIABLE_RESOLUTION_ERRORS_IN_UNIT', AnalysisError.NO_ERRORS);
-
-/**
- * The additional strong mode 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 [LibrarySpecificUnits]s representing a
- * compilation unit.
- *
- */
-final ListResultDescriptor<AnalysisError> STRONG_MODE_ERRORS =
- new ListResultDescriptor<AnalysisError>(
- 'STRONG_MODE_ERRORS', AnalysisError.NO_ERRORS);
-
-/**
- * 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: USED_IMPORTED_ELEMENTS_POLICY);
-
-/**
- * The [UsedLocalElements] of a [LibrarySpecificUnit].
- */
-final ResultDescriptor<UsedLocalElements> USED_LOCAL_ELEMENTS =
- new ResultDescriptor<UsedLocalElements>('USED_LOCAL_ELEMENTS', null,
- cachingPolicy: USED_LOCAL_ELEMENTS_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 unique errors for the [Source] of the given [target].
- */
-List<AnalysisError> getTargetSourceErrors(
- RecordingErrorListener listener, AnalysisTarget target) {
- Source source = target.source;
- List<AnalysisError> errors = listener.getErrorsForSource(source);
- return getUniqueErrors(errors);
-}
-
-/**
- * Return a list of errors containing the errors from the given [errors] list
- * but with duplications removed.
- */
-List<AnalysisError> getUniqueErrors(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 name of the input whose value is the source line info.
- */
- static const String LINE_INFO_INPUT_NAME = 'LINE_INFO_INPUT_NAME';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'BuildCompilationUnitElementTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- COMPILATION_UNIT_CONSTANTS,
- COMPILATION_UNIT_ELEMENT,
- CREATED_RESOLVED_UNIT1,
- RESOLVED_UNIT1
- ]);
-
- /**
- * 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);
- LineInfo lineInfo = getRequiredInput(LINE_INFO_INPUT_NAME);
- //
- // Try to get the existing CompilationUnitElement.
- //
- CompilationUnitElement element;
- {
- InternalAnalysisContext internalContext =
- context as InternalAnalysisContext;
- AnalysisCache analysisCache = internalContext.analysisCache;
- CacheEntry cacheEntry = internalContext.getCacheEntry(target);
- element = analysisCache.getValue(target, COMPILATION_UNIT_ELEMENT);
- if (element == null &&
- internalContext.aboutToComputeResult(
- cacheEntry, COMPILATION_UNIT_ELEMENT)) {
- element = analysisCache.getValue(target, COMPILATION_UNIT_ELEMENT);
- }
- }
- //
- // Build or reuse CompilationUnitElement.
- //
- if (element == null) {
- CompilationUnitBuilder builder = new CompilationUnitBuilder();
- element = builder.buildCompilationUnit(
- source, unit, librarySpecificUnit.library);
- (element as CompilationUnitElementImpl).lineInfo = lineInfo;
- } else {
- new DeclarationResolver().resolve(unit, element);
- }
- //
- // Prepare constants.
- //
- ConstantFinder constantFinder = new ConstantFinder();
- unit.accept(constantFinder);
- List<ConstantEvaluationTarget> constants =
- constantFinder.constantsToCompute;
- //
- // Record outputs.
- //
- outputs[COMPILATION_UNIT_CONSTANTS] = constants;
- outputs[COMPILATION_UNIT_ELEMENT] = element;
- outputs[RESOLVED_UNIT1] = unit;
- outputs[CREATED_RESOLVED_UNIT1] = 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
- * [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- PARSED_UNIT_INPUT_NAME: PARSED_UNIT.of(unit.unit, flushOnAccess: true),
- LINE_INFO_INPUT_NAME: LINE_INFO.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 map from referenced sources to their modification times.
- */
- static const String SOURCES_MODIFICATION_TIME_INPUT_NAME =
- 'SOURCES_MODIFICATION_TIME_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() {
- //
- // Prepare inputs.
- //
- LibraryElementImpl libraryElement = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit libraryUnit = getRequiredInput(UNIT_INPUT_NAME);
- Map<Source, int> sourceModificationTimeMap =
- getRequiredInput(SOURCES_MODIFICATION_TIME_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);
- //
- // Try to get the existing LibraryElement.
- //
- LibraryElement element;
- {
- InternalAnalysisContext internalContext =
- context as InternalAnalysisContext;
- AnalysisCache analysisCache = internalContext.analysisCache;
- CacheEntry cacheEntry = internalContext.getCacheEntry(target);
- element = analysisCache.getValue(target, LIBRARY_ELEMENT2);
- if (element == null &&
- internalContext.aboutToComputeResult(cacheEntry, LIBRARY_ELEMENT2)) {
- element = analysisCache.getValue(target, LIBRARY_ELEMENT2);
- }
- }
- //
- // Build or reuse the directive elements.
- //
- List<AnalysisError> errors;
- if (element == null) {
- DirectiveElementBuilder builder = new DirectiveElementBuilder(
- context,
- libraryElement,
- sourceModificationTimeMap,
- importLibraryMap,
- importSourceKindMap,
- exportLibraryMap,
- exportSourceKindMap);
- libraryUnit.accept(builder);
- // See the commentary in the computation of the LIBRARY_CYCLE result
- // for details on library cycle invalidation.
- libraryElement.invalidateLibraryCycles();
- errors = builder.errors;
- } else {
- DirectiveResolver resolver = new DirectiveResolver(
- sourceModificationTimeMap, importSourceKindMap, exportSourceKindMap);
- libraryUnit.accept(resolver);
- errors = resolver.errors;
- }
- //
- // 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)),
- SOURCES_MODIFICATION_TIME_INPUT_NAME:
- REFERENCED_SOURCES.of(source).toMapOf(MODIFICATION_TIME),
- 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);
- }
-}
-
-/**
- * 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>[CREATED_RESOLVED_UNIT3, RESOLVED_UNIT3]);
-
- 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);
- //
- // Build the enum members if they have not already been created.
- //
- EnumDeclaration findFirstEnum() {
- NodeList<CompilationUnitMember> members = unit.declarations;
- int length = members.length;
- for (int i = 0; i < length; i++) {
- CompilationUnitMember member = members[i];
- if (member is EnumDeclaration) {
- return member;
- }
- }
- return null;
- }
-
- EnumDeclaration firstEnum = findFirstEnum();
- if (firstEnum != null &&
- resolutionMap
- .elementDeclaredByEnumDeclaration(firstEnum)
- .accessors
- .isEmpty) {
- EnumMemberBuilder builder = new EnumMemberBuilder(typeProvider);
- unit.accept(builder);
- }
- //
- // Record outputs.
- //
- outputs[CREATED_RESOLVED_UNIT3] = true;
- 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>{
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- UNIT_INPUT: RESOLVED_UNIT2.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.
- //
- library.exportNamespace = null;
- NamespaceBuilder builder = new NamespaceBuilder();
- Namespace namespace = builder.createExportNamespaceForLibrary(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 name of the input whose value is the modification time of the source.
- */
- static const String MODIFICATION_TIME_INPUT = 'MODIFICATION_TIME_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);
- int modificationTime = getRequiredInput(MODIFICATION_TIME_INPUT);
- //
- // Process inputs.
- //
- CompilationUnitElementImpl definingCompilationUnitElement =
- definingCompilationUnit.declaredElement;
- Map<Source, CompilationUnit> partUnitMap =
- new HashMap<Source, CompilationUnit>();
- int partLength = partUnits.length;
- for (int i = 0; i < partLength; i++) {
- CompilationUnit partUnit = partUnits[i];
- Source partSource =
- resolutionMap.elementDeclaredByCompilationUnit(partUnit).source;
- partUnitMap[partSource] = partUnit;
- }
- //
- // Update "part" directives.
- //
- LibraryIdentifier libraryNameNode = null;
- String partsLibraryName = _UNKNOWN_LIBRARY_NAME;
- Set<Source> seenPartSources = new Set<Source>();
- FunctionElement entryPoint =
- _findEntryPoint(definingCompilationUnitElement);
- List<Directive> directivesToResolve = <Directive>[];
- List<CompilationUnitElementImpl> sourcedCompilationUnits =
- <CompilationUnitElementImpl>[];
- NodeList<Directive> directives = definingCompilationUnit.directives;
- int directiveLength = directives.length;
- for (int i = 0; i < directiveLength; i++) {
- Directive directive = directives[i];
- if (directive is LibraryDirective) {
- libraryNameNode = directive.name;
- directivesToResolve.add(directive);
- } else if (directive is PartDirective) {
- StringLiteral partUri = directive.uri;
- Source partSource = directive.uriSource;
- CompilationUnit partUnit = partUnitMap[partSource];
- if (partUnit != null) {
- CompilationUnitElementImpl partElement = partUnit.declaredElement;
- partElement.uriOffset = partUri.offset;
- partElement.uriEnd = partUri.end;
- partElement.uri = directive.uriContent;
- //
- // Validate that the part source is unique in the library.
- //
- if (!seenPartSources.add(partSource)) {
- errors.add(new AnalysisError(
- librarySource,
- partUri.offset,
- partUri.length,
- CompileTimeErrorCode.DUPLICATE_PART,
- [partSource.uri]));
- }
- //
- // Validate that the part contains a part-of directive with the same
- // name as the library.
- //
- if (context.exists(partSource)) {
- _NameOrSource nameOrSource = _getPartLibraryNameOrUri(
- context, partSource, partUnit, directivesToResolve);
- if (nameOrSource == null) {
- errors.add(new AnalysisError(
- librarySource,
- partUri.offset,
- partUri.length,
- CompileTimeErrorCode.PART_OF_NON_PART,
- [partUri.toSource()]));
- } else {
- String name = nameOrSource.name;
- if (name != null) {
- if (libraryNameNode == null) {
- if (partsLibraryName == _UNKNOWN_LIBRARY_NAME) {
- partsLibraryName = name;
- } else if (partsLibraryName != name) {
- partsLibraryName = null;
- }
- } else if (libraryNameNode.name != name) {
- errors.add(new AnalysisError(
- librarySource,
- partUri.offset,
- partUri.length,
- StaticWarningCode.PART_OF_DIFFERENT_LIBRARY,
- [libraryNameNode.name, name]));
- }
- } else {
- Source source = nameOrSource.source;
- if (source != librarySource) {
- errors.add(new AnalysisError(
- librarySource,
- partUri.offset,
- partUri.length,
- StaticWarningCode.PART_OF_DIFFERENT_LIBRARY,
- [librarySource.uri.toString(), source.uri.toString()]));
- }
- }
- }
- }
- if (entryPoint == null) {
- entryPoint = _findEntryPoint(partElement);
- }
- directive.element = partElement;
- sourcedCompilationUnits.add(partElement);
- }
- }
- }
- // TODO(brianwilkerson) Report the error
- // ResolverErrorCode.MISSING_LIBRARY_DIRECTIVE_WITH_PART
- //
- // Create and populate the library element.
- //
- AnalysisContext owningContext = context;
- if (context is InternalAnalysisContext) {
- InternalAnalysisContext internalContext = context;
- owningContext = internalContext.getContextFor(librarySource);
- }
- //
- // Try to get the existing LibraryElement.
- //
- LibraryElementImpl libraryElement;
- {
- InternalAnalysisContext internalContext =
- context as InternalAnalysisContext;
- AnalysisCache analysisCache = internalContext.analysisCache;
- CacheEntry cacheEntry = internalContext.getCacheEntry(target);
- libraryElement = analysisCache.getValue(target, LIBRARY_ELEMENT1)
- as LibraryElementImpl;
- if (libraryElement == null &&
- internalContext.aboutToComputeResult(cacheEntry, LIBRARY_ELEMENT1)) {
- libraryElement = analysisCache.getValue(target, LIBRARY_ELEMENT1)
- as LibraryElementImpl;
- }
- }
- //
- // Create a new LibraryElement.
- //
- if (libraryElement == null) {
- libraryElement =
- new LibraryElementImpl.forNode(owningContext, null, libraryNameNode);
- libraryElement.isSynthetic = modificationTime < 0;
- libraryElement.definingCompilationUnit = definingCompilationUnitElement;
- libraryElement.entryPoint = entryPoint;
- libraryElement.parts = sourcedCompilationUnits;
- libraryElement.hasExtUri = _hasExtUri(definingCompilationUnit);
- BuildLibraryElementUtils.patchTopLevelAccessors(libraryElement);
- // set the library documentation to the docs associated with the first
- // directive in the compilation unit.
- if (definingCompilationUnit.directives.isNotEmpty) {
- setElementDocumentationComment(
- libraryElement, definingCompilationUnit.directives.first);
- }
- }
- //
- // Resolve the relevant directives to the library element.
- //
- // TODO(brianwilkerson) This updates the state of the AST structures but
- // does not associate a new result with it.
- //
- int length = directivesToResolve.length;
- for (int i = 0; i < length; i++) {
- Directive directive = directivesToResolve[i];
- directive.element = libraryElement;
- }
- //
- // Record outputs.
- //
- outputs[BUILD_LIBRARY_ERRORS] = errors;
- outputs[LIBRARY_ELEMENT1] = libraryElement;
- outputs[IS_LAUNCHABLE] = entryPoint != null;
- }
-
- /**
- * Return the top-level [FunctionElement] entry point, or `null` if the given
- * [element] does not define an entry point.
- */
- FunctionElement _findEntryPoint(CompilationUnitElementImpl element) {
- List<FunctionElement> functions = element.functions;
- int length = functions.length;
- for (int i = 0; i < length; i++) {
- FunctionElement function = functions[i];
- 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.
- */
- _NameOrSource _getPartLibraryNameOrUri(
- AnalysisContext context,
- Source partSource,
- CompilationUnit partUnit,
- List<Directive> directivesToResolve) {
- NodeList<Directive> directives = partUnit.directives;
- int length = directives.length;
- for (int i = 0; i < length; i++) {
- Directive directive = directives[i];
- if (directive is PartOfDirective) {
- directivesToResolve.add(directive);
- LibraryIdentifier libraryName = directive.libraryName;
- if (libraryName != null) {
- return new _NameOrSource(libraryName.name, null);
- }
- String uri = directive.uri?.stringValue;
- if (uri != null) {
- Source librarySource =
- context.sourceFactory.resolveUri(partSource, uri);
- if (librarySource != null) {
- return new _NameOrSource(null, librarySource);
- }
- }
- }
- }
- return null;
- }
-
- /**
- * Return `true` if the given compilation [unit] contains at least one
- * import directive with a `dart-ext:` URI.
- */
- bool _hasExtUri(CompilationUnit unit) {
- NodeList<Directive> directives = unit.directives;
- int length = directives.length;
- for (int i = 0; i < length; i++) {
- Directive directive = directives[i];
- if (directive is ImportDirective) {
- if (DartUriResolver.isDartExtUri(directive.uriContent)) {
- return true;
- }
- }
- }
- return false;
- }
-
- /**
- * 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));
- }),
- MODIFICATION_TIME_INPUT: MODIFICATION_TIME.of(source)
- };
- }
-
- /**
- * 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);
- NamespaceBuilder builder = new NamespaceBuilder();
- library.publicNamespace = builder.createPublicNamespaceForLibrary(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 [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 = getOptionalInput(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);
- if (asyncSource == null) {
- return <String, TaskInput>{CORE_INPUT: LIBRARY_ELEMENT3.of(coreSource)};
- }
- 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 [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.
- //
- ConstantEvaluationTarget constant = target;
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- //
- // Compute dependencies.
- //
- List<ConstantEvaluationTarget> dependencies = <ConstantEvaluationTarget>[];
- new ConstantEvaluationEngine(typeProvider, context.declaredVariables,
- typeSystem: context.typeSystem)
- .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) {
- return <String, TaskInput>{
- 'constantExpressionResolved': CONSTANT_EXPRESSION_RESOLVED.of(target),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request)
- };
- }
-
- /**
- * Create a [ComputeConstantDependenciesTask] 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,
- typeSystem: context.typeSystem);
- if (dependencyCycle == null) {
- constantEvaluationEngine.computeConstantValue(constant);
- } else {
- List<ConstantEvaluationTarget> constantsInCycle =
- <ConstantEvaluationTarget>[];
- int length = dependencyCycle.length;
- for (int i = 0; i < length; i++) {
- WorkItem workItem = dependencyCycle[i];
- if (workItem.descriptor == DESCRIPTOR) {
- AnalysisTarget target = workItem.target;
- constantsInCycle.add(target);
- if (target is ConstructorElementImpl) {
- target.isCycleFree = false;
- }
- }
- }
- 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 task that computes the [INFERABLE_STATIC_VARIABLE_DEPENDENCIES] for a
- * static variable whose type should be inferred.
- */
-class ComputeInferableStaticVariableDependenciesTask
- extends InferStaticVariableTask {
- /**
- * The name of the [RESOLVED_UNIT7] input.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ComputeInferableStaticVariableDependenciesTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[INFERABLE_STATIC_VARIABLE_DEPENDENCIES]);
-
- ComputeInferableStaticVariableDependenciesTask(
- InternalAnalysisContext context, VariableElement variable)
- : super(context, variable);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- //
- // Compute dependencies.
- //
- VariableDeclaration declaration = getDeclaration(unit);
- VariableGatherer gatherer = new VariableGatherer(_isInferableStatic);
- declaration.initializer.accept(gatherer);
- //
- // Record outputs.
- //
- outputs[INFERABLE_STATIC_VARIABLE_DEPENDENCIES] = gatherer.results.toList();
- }
-
- /**
- * Return `true` if the given [variable] is a static variable whose type
- * should be inferred.
- */
- bool _isInferableStatic(VariableElement variable) =>
- variable.isStatic &&
- variable.hasImplicitType &&
- variable.initializer != null;
-
- /**
- * 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 VariableElement) {
- CompilationUnitElementImpl unit = target
- .getAncestor((Element element) => element is CompilationUnitElement);
- return <String, TaskInput>{
- UNIT_INPUT: RESOLVED_UNIT7
- .of(new LibrarySpecificUnit(unit.librarySource, unit.source))
- };
- }
- throw new AnalysisException(
- 'Cannot build inputs for a ${target.runtimeType}');
- }
-
- /**
- * Create a [ComputeInferableStaticVariableDependenciesTask] based on the
- * given [target] in the given [context].
- */
- static ComputeInferableStaticVariableDependenciesTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ComputeInferableStaticVariableDependenciesTask(context, target);
- }
-}
-
-/**
- * A task that computes the [LIBRARY_CYCLE] for a
- * library element. Also computes the [LIBRARY_CYCLE_UNITS] and the
- * [LIBRARY_CYCLE_DEPENDENCIES].
- */
-class ComputeLibraryCycleTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT2] input.
- */
- static const String LIBRARY_ELEMENT_INPUT = 'LIBRARY_ELEMENT_INPUT';
-
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ComputeLibraryCycleForUnitTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- LIBRARY_CYCLE,
- LIBRARY_CYCLE_UNITS,
- LIBRARY_CYCLE_DEPENDENCIES
- ]);
-
- ComputeLibraryCycleTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- // The computation of library cycles is necessarily non-local, since we
- // in general have to look at all of the reachable libraries
- // in order to find the strongly connected components. Repeating this
- // computation for every node would be quadratic. The libraryCycle getter
- // will avoid this by computing the library cycles for every reachable
- // library and recording it in the element model. This means that this
- // task implicitly produces the output for many other targets. This
- // can't be expressed in the task model right now: instead, we just
- // run tasks for those other targets, and they pick up the recorded
- // version off of the element model. Unfortunately, this means that
- // the task model will not handle the invalidation of the recorded
- // results for us. Instead, we must explicitly invalidate the recorded
- // library cycle information when we add or subtract edges from the
- // import/export graph. Any update that changes the
- // import/export graph will induce a recomputation of the LIBRARY_ELEMENT2
- // result for the changed node. This recomputation is responsible for
- // conservatively invalidating the library cycle information recorded
- // in the element model. The LIBRARY_CYCLE results that have been cached
- // by the task model are conservatively invalidated by the
- // IMPORT_EXPORT_SOURCE_CLOSURE dependency below. If anything reachable
- // from a node is changed, its LIBRARY_CYCLE results will be re-computed
- // here (possibly re-using the result from the element model if invalidation
- // did not cause it to be erased). In summary, task model dependencies
- // on the import/export source closure ensure that this method will be
- // re-run if anything reachable from this target has been invalidated,
- // and the invalidation code (invalidateLibraryCycles) will ensure that
- // element model results will be re-used here only if they are still valid.
- LibraryElement library = getRequiredInput(LIBRARY_ELEMENT_INPUT);
- if (!LibraryElementImpl.hasResolutionCapability(
- library, LibraryResolutionCapability.resolvedTypeNames)) {
- List<LibraryElement> component = library.libraryCycle;
- Set<LibraryElement> filter = component.toSet();
- Set<CompilationUnitElement> deps = new Set<CompilationUnitElement>();
- void addLibrary(LibraryElement l) {
- if (!filter.contains(l)) {
- deps.addAll(l.units);
- }
- }
-
- int length = component.length;
- for (int i = 0; i < length; i++) {
- LibraryElement library = component[i];
- library.importedLibraries.forEach(addLibrary);
- library.exportedLibraries.forEach(addLibrary);
- }
- //
- // Record outputs.
- //
- LibrarySpecificUnit unitToLSU(CompilationUnitElement unit) =>
- new LibrarySpecificUnit(unit.librarySource, unit.source);
- outputs[LIBRARY_CYCLE] = component;
- outputs[LIBRARY_CYCLE_UNITS] =
- component.expand((l) => l.units).map(unitToLSU).toList();
- outputs[LIBRARY_CYCLE_DEPENDENCIES] = deps.map(unitToLSU).toList();
- } else {
- outputs[LIBRARY_CYCLE] = <LibraryElement>[];
- outputs[LIBRARY_CYCLE_UNITS] = <LibrarySpecificUnit>[];
- outputs[LIBRARY_CYCLE_DEPENDENCIES] = <LibrarySpecificUnit>[];
- }
- }
-
- /**
- * 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 librarySource = target;
- return <String, TaskInput>{
- LIBRARY_ELEMENT_INPUT: LIBRARY_ELEMENT2.of(librarySource),
- 'resolveReachableLibraries': READY_LIBRARY_ELEMENT2.of(librarySource),
- };
- }
-
- /**
- * Create a [ComputeLibraryCycleTask] based on the
- * given [target] in the given [context].
- */
- static ComputeLibraryCycleTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ComputeLibraryCycleTask(context, target);
- }
-}
-
-/**
- * A task that builds [REQUIRED_CONSTANTS] for a unit.
- */
-class ComputeRequiredConstantsTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [RESOLVED_UNIT] input.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ComputeRequiredConstantsTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[PENDING_ERRORS, REQUIRED_CONSTANTS]);
-
- ComputeRequiredConstantsTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- Source source = getRequiredSource();
- //
- // Prepare inputs.
- //
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- //
- // Use the ErrorVerifier to compute errors.
- //
- RequiredConstantsComputer computer = new RequiredConstantsComputer(source);
- unit.accept(computer);
- List<PendingError> pendingErrors = computer.pendingErrors;
- List<ConstantEvaluationTarget> requiredConstants =
- computer.requiredConstants;
- //
- // Record outputs.
- //
- outputs[PENDING_ERRORS] = pendingErrors;
- outputs[REQUIRED_CONSTANTS] = requiredConstants;
- }
-
- /**
- * 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_UNIT.of(unit)};
- }
-
- /**
- * Create a [ComputeRequiredConstantsTask] based on the given [target] in
- * the given [context].
- */
- static ComputeRequiredConstantsTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ComputeRequiredConstantsTask(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';
- }
-}
-
-/**
- * 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);
- }
-}
-
-/**
- * A task that merges all of the errors for a single source into a single list
- * of errors.
- */
-class DartErrorsTask extends SourceBasedAnalysisTask {
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor('DartErrorsTask',
- createTask, buildInputs, <ResultDescriptor>[DART_ERRORS]);
-
- /**
- * The name of the [IGNORE_INFO_INPUT] input.
- */
- static const String IGNORE_INFO_INPUT = 'IGNORE_INFO_INPUT';
-
- /**
- * The name of the [LINE_INFO_INPUT] input.
- */
- static const String LINE_INFO_INPUT = 'LINE_INFO_INPUT';
-
- DartErrorsTask(InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- List<List<AnalysisError>> errorLists = <List<AnalysisError>>[];
-
- //
- // Filter ignored errors.
- //
- List<AnalysisError> errors =
- _filterIgnores(AnalysisError.mergeLists(errorLists));
-
- //
- // Record outputs.
- //
- outputs[DART_ERRORS] = errors;
- }
-
- List<AnalysisError> _filterIgnores(List<AnalysisError> errors) {
- if (errors.isEmpty) {
- return errors;
- }
-
- IgnoreInfo ignoreInfo = getRequiredInput(IGNORE_INFO_INPUT);
- if (!ignoreInfo.hasIgnores) {
- return errors;
- }
-
- LineInfo lineInfo = getRequiredInput(LINE_INFO_INPUT);
-
- return filterIgnored(errors, ignoreInfo, lineInfo);
- }
-
- /**
- * 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;
- Map<String, TaskInput> inputs = <String, TaskInput>{};
- inputs[LINE_INFO_INPUT] = LINE_INFO.of(source);
- inputs[IGNORE_INFO_INPUT] = IGNORE_INFO.of(source);
- return inputs;
- }
-
- /**
- * Create a [DartErrorsTask] based on the given [target] in the given
- * [context].
- */
- static DartErrorsTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new DartErrorsTask(context, target);
- }
-
- /**
- * Return a new list with items from [errors] which are not filtered out by
- * the [ignoreInfo].
- */
- static List<AnalysisError> filterIgnored(
- List<AnalysisError> errors, IgnoreInfo ignoreInfo, LineInfo lineInfo) {
- if (errors.isEmpty || !ignoreInfo.hasIgnores) {
- return errors;
- }
-
- bool isIgnored(AnalysisError error) {
- int errorLine = lineInfo.getLocation(error.offset).lineNumber;
- String errorCode = error.errorCode.name.toLowerCase();
- return ignoreInfo.ignoredAt(errorCode, errorLine);
- }
-
- return errors.where((AnalysisError e) => !isIgnored(e)).toList();
- }
-}
-
-/**
- * A task that builds [RESOLVED_UNIT12] for a unit.
- */
-class EvaluateUnitConstantsTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [RESOLVED_UNIT11] 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>[CREATED_RESOLVED_UNIT12, RESOLVED_UNIT12]);
-
- 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_UNIT12] = unit;
- outputs[CREATED_RESOLVED_UNIT12] = 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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- 'libraryElement': LIBRARY_ELEMENT9.of(unit.library),
- UNIT_INPUT: RESOLVED_UNIT11.of(unit),
- CONSTANT_VALUES:
- COMPILATION_UNIT_CONSTANTS.of(unit).toListOf(CONSTANT_VALUE),
- 'constantExpressionsDependencies':
- CONSTANT_EXPRESSIONS_DEPENDENCIES.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);
- }
-}
-
-/**
- * A task that builds [USED_IMPORTED_ELEMENTS] for a unit.
- */
-class GatherUsedImportedElementsTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [RESOLVED_UNIT11] 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.declaredElement;
- 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_UNIT11.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_UNIT11] 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.declaredElement;
- 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_UNIT11.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_UNIT11] 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.declaredElement;
- LibraryElement libraryElement = unitElement.library;
- TypeSystem typeSystem = context.typeSystem;
-
- //
- // Generate errors.
- //
- unit.accept(new DeadCodeVerifier(
- errorReporter, (unit as CompilationUnitImpl).isNonNullable,
- typeSystem: typeSystem));
- // Verify imports.
- {
- ImportsVerifier verifier = new ImportsVerifier();
- verifier.addImports(unit);
- usedImportedElementsList.forEach(verifier.removeUsedElements);
- verifier.generateDuplicateImportHints(errorReporter);
- verifier.generateDuplicateShownHiddenNameHints(errorReporter);
- verifier.generateUnusedImportHints(errorReporter);
- verifier.generateUnusedShownNameHints(errorReporter);
- }
- // Unused local elements.
- {
- UsedLocalElements usedElements =
- new UsedLocalElements.merge(usedLocalElementsList);
- UnusedLocalElementsVerifier visitor =
- new UnusedLocalElementsVerifier(errorListener, usedElements);
- unit.accept(visitor);
- }
- // Dart2js analysis.
- if (analysisOptions.dart2jsHint) {
- unit.accept(new Dart2JSVerifier(errorReporter));
- }
- // Dart best practices.
- var inheritanceManager2 = new InheritanceManager2(context.typeSystem);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- ResourceProvider resourceProvider = PhysicalResourceProvider.INSTANCE;
-
- unit.accept(new BestPracticesVerifier(
- errorReporter, typeProvider, libraryElement,
- typeSystem: typeSystem,
- resourceProvider: resourceProvider,
- analysisOptions: context.analysisOptions));
- unit.accept(new OverrideVerifier(
- inheritanceManager2,
- libraryElement,
- errorReporter,
- ));
- // 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:
- LIBRARY_SPECIFIC_UNITS.of(libSource).toListOf(USED_LOCAL_ELEMENTS),
- USED_IMPORTED_ELEMENTS_INPUT:
- LIBRARY_SPECIFIC_UNITS.of(libSource).toListOf(USED_IMPORTED_ELEMENTS),
- 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 that generates [LINTS] for a unit.
- */
-class GenerateLintsTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [RESOLVED_UNIT] input.
- */
- static const String RESOLVED_UNIT_INPUT = 'RESOLVED_UNIT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'GenerateLintsTask', createTask, buildInputs, <ResultDescriptor>[LINTS]);
-
- GenerateLintsTask(InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- AnalysisOptions analysisOptions = context.analysisOptions;
- if (!analysisOptions.lint) {
- outputs[LINTS] = 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);
- //
- // Generate lints.
- //
- List<AstVisitor> visitors = <AstVisitor>[];
- bool timeVisits = analysisOptions.enableTiming;
- List<Linter> linters = getLints(context);
- int length = linters.length;
- for (int i = 0; i < length; i++) {
- Linter linter = linters[i];
- AstVisitor visitor = linter.getVisitor();
- if (visitor != null) {
- linter.reporter = errorReporter;
- if (timeVisits) {
- visitor = new TimedAstVisitor(visitor, lintRegistry.getTimer(linter));
- }
- visitors.add(visitor);
- }
- }
- AstVisitor visitor = new ExceptionHandlingDelegatingAstVisitor(
- visitors, ExceptionHandlingDelegatingAstVisitor.logException);
- unit.accept(visitor);
- //
- // Record outputs.
- //
- outputs[LINTS] = 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) =>
- <String, TaskInput>{RESOLVED_UNIT_INPUT: RESOLVED_UNIT.of(target)};
-
- /**
- * Create a [GenerateLintsTask] based on the given [target] in
- * the given [context].
- */
- static GenerateLintsTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new GenerateLintsTask(context, target);
- }
-}
-
-/**
- * A task that ensures that all of the inferable instance members in a
- * compilation unit have had their type inferred.
- */
-class InferInstanceMembersInUnitTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [TYPE_PROVIDER] input.
- */
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT';
-
- /**
- * The name of the input whose value is the [RESOLVED_UNIT8] for the
- * compilation unit.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'InferInstanceMembersInUnitTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[CREATED_RESOLVED_UNIT10, RESOLVED_UNIT10]);
-
- /**
- * Initialize a newly created task to build a library element for the given
- * [unit] in the given [context].
- */
- InferInstanceMembersInUnitTask(
- InternalAnalysisContext context, LibrarySpecificUnit unit)
- : super(context, unit);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
-
- //
- // Infer instance members.
- //
- var inheritance = new InheritanceManager2(context.typeSystem);
- InstanceMemberInferrer inferrer =
- new InstanceMemberInferrer(typeProvider, inheritance);
- inferrer.inferCompilationUnit(unit.declaredElement);
- //
- // Record outputs.
- //
- outputs[RESOLVED_UNIT10] = unit;
- outputs[CREATED_RESOLVED_UNIT10] = 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
- * [libSource].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- UNIT_INPUT: RESOLVED_UNIT9.of(unit),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- // In strong mode, add additional dependencies to enforce inference
- // ordering.
-
- // Require that field re-resolution be complete for all units in the
- // current library cycle.
- 'orderLibraryCycleTasks':
- LIBRARY_CYCLE_UNITS.of(unit.library).toListOf(CREATED_RESOLVED_UNIT9),
- // Require that full inference be complete for all dependencies of the
- // current library cycle.
- 'orderLibraryCycles': LIBRARY_CYCLE_DEPENDENCIES
- .of(unit.library)
- .toListOf(CREATED_RESOLVED_UNIT10)
- };
- }
-
- /**
- * Create a [InferInstanceMembersInUnitTask] based on the given [target] in
- * the given [context].
- */
- static InferInstanceMembersInUnitTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new InferInstanceMembersInUnitTask(context, target);
- }
-}
-
-/**
- * An abstract class that defines utility methods that are useful for tasks
- * operating on static variables.
- */
-abstract class InferStaticVariableTask extends ConstantEvaluationAnalysisTask {
- InferStaticVariableTask(
- InternalAnalysisContext context, VariableElement variable)
- : super(context, variable);
-
- /**
- * Return the declaration of the target within the given compilation [unit].
- * Throw an exception if the declaration cannot be found.
- */
- VariableDeclaration getDeclaration(CompilationUnit unit) {
- VariableElement variable = target;
- int offset = variable.nameOffset;
- AstNode node = new NodeLocator2(offset).searchWithin(unit);
- if (node == null) {
- Source variableSource = variable.source;
- Source unitSource =
- resolutionMap.elementDeclaredByCompilationUnit(unit).source;
- if (variableSource != unitSource) {
- throw new AnalysisException(
- "Failed to find the AST node for the variable "
- "${variable.displayName} at $offset in $variableSource "
- "because we were looking in $unitSource");
- }
- throw new AnalysisException(
- "Failed to find the AST node for the variable "
- "${variable.displayName} at $offset in $variableSource");
- }
- VariableDeclaration declaration =
- node.thisOrAncestorOfType<VariableDeclaration>();
- if (declaration == null || declaration.name != node) {
- Source variableSource = variable.source;
- Source unitSource =
- resolutionMap.elementDeclaredByCompilationUnit(unit).source;
- if (variableSource != unitSource) {
- if (declaration == null) {
- throw new AnalysisException(
- "Failed to find the declaration of the variable "
- "${variable.displayName} at $offset in $variableSource "
- "because the node was not in a variable declaration "
- "possibly because we were looking in $unitSource");
- }
- throw new AnalysisException(
- "Failed to find the declaration of the variable "
- "${variable.displayName} at $offset in $variableSource "
- "because we were looking in $unitSource");
- }
- if (declaration == null) {
- throw new AnalysisException(
- "Failed to find the declaration of the variable "
- "${variable.displayName} at $offset in $variableSource "
- "because the node was not in a variable declaration");
- }
- throw new AnalysisException(
- "Failed to find the declaration of the variable "
- "${variable.displayName} at $offset in $variableSource "
- "because the node was not the name in a variable declaration");
- }
- return declaration;
- }
-}
-
-/**
- * A task that ensures that all of the inferable static variables in a
- * compilation unit have had their type inferred.
- */
-class InferStaticVariableTypesInUnitTask extends SourceBasedAnalysisTask {
- /**
- * The name of the input whose value is the [RESOLVED_UNIT8] for the
- * compilation unit.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- /**
- * The name of the [STATIC_VARIABLE_RESOLUTION_ERRORS] for all static
- * variables in the compilation unit.
- */
- static const String ERRORS_LIST_INPUT = 'INFERRED_VARIABLES_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'InferStaticVariableTypesInUnitTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- CREATED_RESOLVED_UNIT8,
- RESOLVED_UNIT8,
- STATIC_VARIABLE_RESOLUTION_ERRORS_IN_UNIT
- ]);
-
- /**
- * Initialize a newly created task to build a library element for the given
- * [unit] in the given [context].
- */
- InferStaticVariableTypesInUnitTask(
- InternalAnalysisContext context, LibrarySpecificUnit unit)
- : super(context, unit);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- List<List<AnalysisError>> errorLists = getRequiredInput(ERRORS_LIST_INPUT);
- //
- // Record outputs. There is no additional work to be done at this time
- // because the work has implicitly been done by virtue of the task model
- // preparing all of the inputs.
- //
- outputs[RESOLVED_UNIT8] = unit;
- outputs[CREATED_RESOLVED_UNIT8] = true;
- outputs[STATIC_VARIABLE_RESOLUTION_ERRORS_IN_UNIT] =
- 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
- * [libSource].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- 'inferredTypes': INFERABLE_STATIC_VARIABLES_IN_UNIT
- .of(unit)
- .toListOf(INFERRED_STATIC_VARIABLE),
- ERRORS_LIST_INPUT: INFERABLE_STATIC_VARIABLES_IN_UNIT
- .of(unit)
- .toListOf(STATIC_VARIABLE_RESOLUTION_ERRORS),
- UNIT_INPUT: RESOLVED_UNIT7.of(unit)
- };
- }
-
- /**
- * Create a [InferStaticVariableTypesInUnitTask] based on the given [target]
- * in the given [context].
- */
- static InferStaticVariableTypesInUnitTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new InferStaticVariableTypesInUnitTask(context, target);
- }
-}
-
-/**
- * A task that computes the type of an inferable static variable and
- * stores it in the element model.
- */
-class InferStaticVariableTypeTask extends InferStaticVariableTask {
- /**
- * The name of the input which ensures that dependent values have their type
- * inferred 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';
-
- /**
- * The name of the [RESOLVED_UNIT8] input.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'InferStaticVariableTypeTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- INFERRED_STATIC_VARIABLE,
- STATIC_VARIABLE_RESOLUTION_ERRORS
- ]);
-
- InferStaticVariableTypeTask(
- InternalAnalysisContext context, VariableElement variable)
- : super(context, variable);
-
- @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 variables that this variable references
- // have types inferred before inferring the type of this variable.
- //
- VariableElementImpl variable = target;
-
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- var inheritance = new InheritanceManager2(context.typeSystem);
-
- // If we're not in a dependency cycle, and we have no type annotation,
- // re-resolve the right hand side and do inference.
- List<AnalysisError> errors = AnalysisError.NO_ERRORS;
- if (dependencyCycle == null && variable.hasImplicitType) {
- VariableDeclaration declaration = getDeclaration(unit);
- //
- // Re-resolve the variable's initializer so that the inferred types
- // of other variables will be propagated.
- //
- RecordingErrorListener errorListener = new RecordingErrorListener();
- Expression initializer = declaration.initializer;
-
- ResolutionContext resolutionContext =
- ResolutionContextBuilder.contextFor(initializer);
- ResolverVisitor visitor = new ResolverVisitor(inheritance,
- variable.library, variable.source, typeProvider, errorListener,
- nameScope: resolutionContext.scope);
- if (resolutionContext.enclosingClassDeclaration != null) {
- visitor.prepareToResolveMembersInClass(
- resolutionContext.enclosingClassDeclaration);
- }
- initializer.accept(visitor);
- DartType newType = initializer.staticType;
- if (newType == null || newType.isBottom || newType.isDartCoreNull) {
- newType = typeProvider.dynamicType;
- }
-
- //
- // Record the type of the variable.
- //
- setFieldType(variable, newType);
- errors = getUniqueErrors(errorListener.errors);
- } else {
- // TODO(brianwilkerson) For now we simply don't infer any type for
- // variables or fields involved in a cycle. We could try to be smarter
- // by re-resolving the initializer in a context in which the types of all
- // of the variables in the cycle are assumed to be `null`, but it isn't
- // clear to me that this would produce better results often enough to
- // warrant the extra effort.
- }
- //
- // Record outputs.
- //
- outputs[INFERRED_STATIC_VARIABLE] = variable;
- outputs[STATIC_VARIABLE_RESOLUTION_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
- * [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- VariableElement variable = target;
- LibrarySpecificUnit unit =
- new LibrarySpecificUnit(variable.library.source, variable.source);
- return <String, TaskInput>{
- DEPENDENCIES_INPUT: INFERABLE_STATIC_VARIABLE_DEPENDENCIES
- .of(variable)
- .toListOf(INFERRED_STATIC_VARIABLE),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- UNIT_INPUT: RESOLVED_UNIT7.of(unit),
- // In strong mode, add additional dependencies to enforce inference
- // ordering.
-
- // Require that full inference be complete for all dependencies of the
- // current library cycle.
- 'orderLibraryCycles': LIBRARY_CYCLE_DEPENDENCIES
- .of(unit.library)
- .toListOf(CREATED_RESOLVED_UNIT10)
- };
- }
-
- /**
- * Create a [InferStaticVariableTypeTask] based on the given [target] in the
- * given [context].
- */
- static InferStaticVariableTypeTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new InferStaticVariableTypeTask(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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- Source source = target;
- return <String, TaskInput>{
- 'allErrors': UNITS.of(source).toListOf(DART_ERRORS),
- 'libraryElement': LIBRARY_ELEMENT.of(source)
- };
- }
-
- /**
- * 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 [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 [HINTS] input.
- */
- static const String HINTS_INPUT = 'HINTS';
-
- /**
- * The name of the [LINTS] input.
- */
- static const String LINTS_INPUT = 'LINTS';
-
- /**
- * The name of the [STATIC_VARIABLE_RESOLUTION_ERRORS_IN_UNIT] input.
- */
- static const String STATIC_VARIABLE_RESOLUTION_ERRORS_INPUT =
- 'STATIC_VARIABLE_RESOLUTION_ERRORS_INPUT';
-
- /**
- * The name of the [RESOLVE_DIRECTIVES_ERRORS] input.
- */
- static const String RESOLVE_DIRECTIVES_ERRORS_INPUT =
- 'RESOLVE_DIRECTIVES_ERRORS';
-
- /**
- * The name of the [STRONG_MODE_ERRORS] input.
- */
- static const String STRONG_MODE_ERRORS_INPUT = 'STRONG_MODE_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 [RESOLVE_TYPE_BOUNDS_ERRORS] input.
- */
- static const String RESOLVE_TYPE_NAMES_ERRORS2_INPUT =
- 'RESOLVE_TYPE_NAMES_ERRORS2';
-
- /**
- * The name of the [RESOLVE_UNIT_ERRORS] input.
- */
- static const String RESOLVE_UNIT_ERRORS_INPUT = 'RESOLVE_UNIT_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(BUILD_DIRECTIVES_ERRORS_INPUT));
- errorLists.add(getRequiredInput(BUILD_LIBRARY_ERRORS_INPUT));
- errorLists.add(getRequiredInput(HINTS_INPUT));
- errorLists.add(getRequiredInput(LINTS_INPUT));
- errorLists.add(getRequiredInput(RESOLVE_DIRECTIVES_ERRORS_INPUT));
- errorLists.add(getRequiredInput(RESOLVE_TYPE_NAMES_ERRORS_INPUT));
- errorLists.add(getRequiredInput(RESOLVE_TYPE_NAMES_ERRORS2_INPUT));
- errorLists.add(getRequiredInput(RESOLVE_UNIT_ERRORS_INPUT));
- errorLists.add(getRequiredInput(STATIC_VARIABLE_RESOLUTION_ERRORS_INPUT));
- errorLists.add(getRequiredInput(STRONG_MODE_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;
- Map<String, TaskInput> inputs = <String, TaskInput>{
- HINTS_INPUT: HINTS.of(unit),
- LINTS_INPUT: LINTS.of(unit),
- RESOLVE_DIRECTIVES_ERRORS_INPUT: RESOLVE_DIRECTIVES_ERRORS.of(unit),
- RESOLVE_TYPE_NAMES_ERRORS_INPUT: RESOLVE_TYPE_NAMES_ERRORS.of(unit),
- RESOLVE_TYPE_NAMES_ERRORS2_INPUT: RESOLVE_TYPE_BOUNDS_ERRORS.of(unit),
- RESOLVE_UNIT_ERRORS_INPUT: RESOLVE_UNIT_ERRORS.of(unit),
- STATIC_VARIABLE_RESOLUTION_ERRORS_INPUT:
- STATIC_VARIABLE_RESOLUTION_ERRORS_IN_UNIT.of(unit),
- STRONG_MODE_ERRORS_INPUT: STRONG_MODE_ERRORS.of(unit),
- VARIABLE_REFERENCE_ERRORS_INPUT: VARIABLE_REFERENCE_ERRORS.of(unit),
- VERIFY_ERRORS_INPUT: VERIFY_ERRORS.of(unit)
- };
- Source source = unit.source;
- if (unit.library == source) {
- inputs[BUILD_DIRECTIVES_ERRORS_INPUT] =
- BUILD_DIRECTIVES_ERRORS.of(source);
- inputs[BUILD_LIBRARY_ERRORS_INPUT] = BUILD_LIBRARY_ERRORS.of(source);
- } else {
- inputs[BUILD_DIRECTIVES_ERRORS_INPUT] =
- new ConstantTaskInput(AnalysisError.NO_ERRORS);
- inputs[BUILD_LIBRARY_ERRORS_INPUT] =
- new ConstantTaskInput(AnalysisError.NO_ERRORS);
- }
- return inputs;
- }
-
- /**
- * 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,
- * any lexical errors found in the process, the kind of the file (library or
- * part), and several lists based on the AST.
- */
-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,
- LIBRARY_SPECIFIC_UNITS,
- PARSE_ERRORS,
- PARSED_UNIT,
- REFERENCED_SOURCES,
- SOURCE_KIND,
- UNITS,
- ]);
-
- /**
- * The source that is being parsed.
- */
- Source _source;
-
- /**
- * The [ErrorReporter] to report errors to.
- */
- ErrorReporter _errorReporter;
-
- /**
- * 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 = 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();
- _errorReporter = new ErrorReporter(errorListener, _source);
-
- AnalysisOptions options = context.analysisOptions;
- Parser parser =
- new Parser(_source, errorListener, useFasta: options.useFastaParser);
- parser.parseFunctionBodies =
- options.analyzeFunctionBodiesPredicate(_source);
- parser.enableOptionalNewAndConst = true;
- CompilationUnit unit = parser.parseCompilationUnit(tokenStream);
- unit.lineInfo = lineInfo;
-
- if (options.patchPaths.isNotEmpty && _source.uri.scheme == 'dart') {
- var resourceProvider =
- (context.sourceFactory.dartSdk as FolderBasedDartSdk)
- .resourceProvider;
- new SdkPatcher().patch(resourceProvider,
- context.analysisOptions.patchPaths, errorListener, _source, unit);
- }
-
- bool hasNonPartOfDirective = false;
- bool hasPartOfDirective = false;
- HashSet<Source> explicitlyImportedSourceSet = new HashSet<Source>();
- HashSet<Source> exportedSourceSet = new HashSet<Source>();
- HashSet<Source> includedSourceSet = new HashSet<Source>();
- NodeList<Directive> directives = unit.directives;
- int length = directives.length;
- for (int i = 0; i < length; i++) {
- Directive directive = directives[i];
- if (directive is PartOfDirective) {
- hasPartOfDirective = true;
- } else {
- hasNonPartOfDirective = true;
- if (directive is UriBasedDirective) {
- Source referencedSource = _resolveDirective(directive);
- 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);
- if (coreLibrarySource == null) {
- String message;
- DartSdk sdk = context.sourceFactory.dartSdk;
- if (sdk == null) {
- message = 'Could not resolve "dart:core": SDK not defined';
- } else {
- message = 'Could not resolve "dart:core": SDK incorrectly configured';
- }
- throw new AnalysisException(message);
- }
- importedSourceSet.add(coreLibrarySource);
- //
- // Compute kind.
- //
- SourceKind sourceKind = SourceKind.LIBRARY;
- if (modificationTime == -1) {
- sourceKind = SourceKind.UNKNOWN;
- } else if (hasPartOfDirective && !hasNonPartOfDirective) {
- sourceKind = SourceKind.PART;
- }
- //
- // Compute source lists.
- //
- List<Source> explicitlyImportedSources =
- explicitlyImportedSourceSet.toList();
- List<Source> exportedSources = exportedSourceSet.toList();
- List<Source> importedSources = importedSourceSet.toList();
- List<Source> includedSources = includedSourceSet.toList();
- List<Source> unitSources = <Source>[_source]..addAll(includedSourceSet);
- List<LibrarySpecificUnit> librarySpecificUnits =
- unitSources.map((s) => new LibrarySpecificUnit(_source, s)).toList();
- //
- // Compute referenced sources.
- //
- Set<Source> referencedSources = new Set<Source>();
- referencedSources.add(coreLibrarySource);
- referencedSources.addAll(unitSources);
- for (Directive directive in unit.directives) {
- if (directive is NamespaceDirective) {
- referencedSources.add(directive.uriSource);
- for (Configuration configuration in directive.configurations) {
- referencedSources.add(configuration.uriSource);
- }
- }
- }
- referencedSources.removeWhere((source) => source == null);
- //
- // Record outputs.
- //
- List<AnalysisError> parseErrors = getUniqueErrors(errorListener.errors);
- outputs[EXPLICITLY_IMPORTED_LIBRARIES] = explicitlyImportedSources;
- outputs[EXPORTED_LIBRARIES] = exportedSources;
- outputs[IMPORTED_LIBRARIES] = importedSources;
- outputs[INCLUDED_PARTS] = includedSources;
- outputs[LIBRARY_SPECIFIC_UNITS] = librarySpecificUnits;
- outputs[PARSE_ERRORS] = parseErrors;
- outputs[PARSED_UNIT] = unit;
- outputs[REFERENCED_SOURCES] = referencedSources.toList();
- outputs[SOURCE_KIND] = sourceKind;
- outputs[UNITS] = unitSources;
- }
-
- /**
- * 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.
- */
- Source _resolveDirective(UriBasedDirective directive) {
- bool isImport = directive is ImportDirective;
-
- // Resolve the default URI.
- Source defaultSource;
- {
- StringLiteral uriLiteral = directive.uri;
- String uriContent = uriLiteral.stringValue;
- if (uriContent != null) {
- uriContent = uriContent.trim();
- directive.uriContent = uriContent;
- }
- defaultSource = _resolveUri(isImport, uriLiteral, uriContent);
- directive.uriSource = defaultSource;
- }
-
- // Resolve all configurations and try to choose one.
- if (directive is NamespaceDirectiveImpl) {
- String configuredUriContent;
- Source configuredSource;
- for (Configuration configuration in directive.configurations) {
- String uriContent = configuration.uri.stringValue;
- Source source = _resolveUri(isImport, configuration.uri, uriContent);
- configuration.uriSource = source;
- if (configuredSource == null) {
- String variableName =
- configuration.name.components.map((i) => i.name).join('.');
- String variableValue = context.declaredVariables.get(variableName);
- if (configuration.value != null &&
- variableValue == configuration.value.stringValue ||
- variableValue == 'true') {
- configuredUriContent = configuration.uri.stringValue;
- configuredSource = source;
- }
- }
- }
- String selectedContentUri = configuredUriContent ?? directive.uriContent;
- Source selectedSource = configuredSource ?? defaultSource;
- directive.selectedUriContent = selectedContentUri;
- directive.selectedSource = selectedSource;
- return selectedSource;
- }
- return defaultSource;
- }
-
- /**
- * Return the result of resolve the given [uriContent], reporting errors
- * against the [uriLiteral].
- */
- Source _resolveUri(
- bool isImport, StringLiteral uriLiteral, String uriContent) {
- UriValidationCode code =
- UriBasedDirectiveImpl.validateUri(isImport, uriLiteral, uriContent);
- if (code == null) {
- try {
- Uri.parse(uriContent);
- } on FormatException {
- return null;
- }
- return context.sourceFactory.resolveUri(_source, uriContent);
- } else if (code == UriValidationCode.URI_WITH_DART_EXT_SCHEME) {
- return null;
- } else if (code == UriValidationCode.URI_WITH_INTERPOLATION) {
- _errorReporter.reportErrorForNode(
- CompileTimeErrorCode.URI_WITH_INTERPOLATION, uriLiteral);
- return null;
- } else if (code == UriValidationCode.INVALID_URI) {
- _errorReporter.reportErrorForNode(
- CompileTimeErrorCode.INVALID_URI, uriLiteral, [uriContent]);
- return null;
- }
- throw new AnalysisException('Failed to handle validation code: $code');
- }
-
- /**
- * 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>{
- LINE_INFO_INPUT_NAME: LINE_INFO.of(target),
- MODIFICATION_TIME_INPUT_NAME: MODIFICATION_TIME.of(target),
- TOKEN_STREAM_INPUT_NAME: TOKEN_STREAM.of(target, flushOnAccess: true)
- };
- }
-
- /**
- * Create a [ParseDartTask] based on the given [target] in the given
- * [context].
- */
- static ParseDartTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ParseDartTask(context, target);
- }
-}
-
-/**
- * A task that builds [RESOLVED_UNIT7] for a unit.
- */
-class PartiallyResolveUnitReferencesTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT6] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The name of the [RESOLVED_UNIT6] 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(
- 'PartiallyResolveUnitReferencesTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- INFERABLE_STATIC_VARIABLES_IN_UNIT,
- CREATED_RESOLVED_UNIT7,
- RESOLVED_UNIT7
- ]);
-
- PartiallyResolveUnitReferencesTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement libraryElement = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- CompilationUnitElement unitElement = unit.declaredElement;
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- var inheritance = new InheritanceManager2(context.typeSystem);
- //
- // Resolve references and record outputs.
- //
- PartialResolverVisitor visitor = new PartialResolverVisitor(
- inheritance,
- libraryElement,
- unitElement.source,
- typeProvider,
- AnalysisErrorListener.NULL_LISTENER);
- unit.accept(visitor);
- //
- // Record outputs.
- //
- outputs[INFERABLE_STATIC_VARIABLES_IN_UNIT] = visitor.staticVariables;
- outputs[RESOLVED_UNIT7] = unit;
- outputs[CREATED_RESOLVED_UNIT7] = 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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- 'fullyBuiltLibraryElements': READY_LIBRARY_ELEMENT6.of(unit.library),
- LIBRARY_INPUT: LIBRARY_ELEMENT6.of(unit.library),
- UNIT_INPUT: RESOLVED_UNIT6.of(unit),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- // In strong mode, add additional dependencies to enforce inference
- // ordering.
-
- // Require that full inference be complete for all dependencies of the
- // current library cycle.
- 'orderLibraryCycles': LIBRARY_CYCLE_DEPENDENCIES
- .of(unit.library)
- .toListOf(CREATED_RESOLVED_UNIT10)
- };
- }
-
- /**
- * Create a [PartiallyResolveUnitReferencesTask] based on the given [target]
- * in the given [context].
- */
- static PartiallyResolveUnitReferencesTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new PartiallyResolveUnitReferencesTask(context, target);
- }
-}
-
-/**
- * A task that ensures that [LIBRARY_ELEMENT2] is ready for the target library
- * source and its import/export closure.
- */
-class ReadyLibraryElement2Task extends SourceBasedAnalysisTask {
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ReadyLibraryElement2Task',
- createTask,
- buildInputs,
- <ResultDescriptor>[READY_LIBRARY_ELEMENT2]);
-
- ReadyLibraryElement2Task(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- bool get handlesDependencyCycles => true;
-
- @override
- void internalPerform() {
- outputs[READY_LIBRARY_ELEMENT2] = true;
- }
-
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- Source source = target;
- return <String, TaskInput>{
- 'thisLibraryElementReady': LIBRARY_ELEMENT2.of(source),
- 'directlyImportedLibrariesReady':
- IMPORTED_LIBRARIES.of(source).toListOf(READY_LIBRARY_ELEMENT2),
- 'directlyExportedLibrariesReady':
- EXPORTED_LIBRARIES.of(source).toListOf(READY_LIBRARY_ELEMENT2),
- };
- }
-
- static ReadyLibraryElement2Task createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ReadyLibraryElement2Task(context, target);
- }
-}
-
-/**
- * A task that ensures that [LIBRARY_ELEMENT6] is ready for the target library
- * source and its import/export closure.
- */
-class ReadyLibraryElement5Task extends SourceBasedAnalysisTask {
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ReadyLibraryElement5Task',
- createTask,
- buildInputs,
- <ResultDescriptor>[READY_LIBRARY_ELEMENT6]);
-
- ReadyLibraryElement5Task(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- bool get handlesDependencyCycles => true;
-
- @override
- void internalPerform() {
- outputs[READY_LIBRARY_ELEMENT6] = true;
- }
-
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- Source source = target;
- return <String, TaskInput>{
- 'thisLibraryElementReady': LIBRARY_ELEMENT6.of(source),
- 'directlyImportedLibrariesReady':
- IMPORTED_LIBRARIES.of(source).toListOf(READY_LIBRARY_ELEMENT6),
- 'directlyExportedLibrariesReady':
- EXPORTED_LIBRARIES.of(source).toListOf(READY_LIBRARY_ELEMENT6),
- };
- }
-
- static ReadyLibraryElement5Task createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ReadyLibraryElement5Task(context, target);
- }
-}
-
-/**
- * A task that ensures that [LIBRARY_ELEMENT7] is ready for the target library
- * source and its import/export closure.
- */
-class ReadyLibraryElement7Task extends SourceBasedAnalysisTask {
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ReadyLibraryElement7Task',
- createTask,
- buildInputs,
- <ResultDescriptor>[READY_LIBRARY_ELEMENT7]);
-
- ReadyLibraryElement7Task(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- bool get handlesDependencyCycles => true;
-
- @override
- void internalPerform() {
- outputs[READY_LIBRARY_ELEMENT7] = true;
- }
-
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- Source source = target;
- return <String, TaskInput>{
- 'thisLibraryElementReady': LIBRARY_ELEMENT7.of(source),
- 'directlyImportedLibrariesReady':
- IMPORTED_LIBRARIES.of(source).toListOf(READY_LIBRARY_ELEMENT7),
- 'directlyExportedLibrariesReady':
- EXPORTED_LIBRARIES.of(source).toListOf(READY_LIBRARY_ELEMENT7),
- };
- }
-
- static ReadyLibraryElement7Task createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ReadyLibraryElement7Task(context, target);
- }
-}
-
-/**
- * A task that ensures that [RESOLVED_UNIT] is ready for every unit of the
- * target library source and its import/export closure.
- */
-class ReadyResolvedUnitTask extends SourceBasedAnalysisTask {
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ReadyResolvedUnitTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[READY_RESOLVED_UNIT]);
-
- ReadyResolvedUnitTask(InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- bool get handlesDependencyCycles => true;
-
- @override
- void internalPerform() {
- outputs[READY_RESOLVED_UNIT] = true;
- }
-
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- Source source = target;
- return <String, TaskInput>{
- 'thisLibraryUnitsReady':
- LIBRARY_SPECIFIC_UNITS.of(source).toListOf(RESOLVED_UNIT),
- };
- }
-
- static ReadyResolvedUnitTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ReadyResolvedUnitTask(context, target);
- }
-}
-
-/**
- * A task that ensures that the expression AST for a constant is resolved and
- * sets the [CONSTANT_EXPRESSION_RESOLVED] result.
- */
-class ResolveConstantExpressionTask extends ConstantEvaluationAnalysisTask {
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveConstantExpressionTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[CONSTANT_EXPRESSION_RESOLVED]);
-
- ResolveConstantExpressionTask(
- InternalAnalysisContext context, ConstantEvaluationTarget constant)
- : super(context, constant);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Record outputs.
- //
- outputs[CONSTANT_EXPRESSION_RESOLVED] = 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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- Source librarySource;
- if (target is Element) {
- CompilationUnitElementImpl unit = target
- .getAncestor((Element element) => element is CompilationUnitElement);
- librarySource = unit.librarySource;
- } else if (target is ElementAnnotationImpl) {
- librarySource = target.librarySource;
- } else {
- throw new AnalysisException(
- 'Cannot build inputs for a ${target.runtimeType}');
- }
- return <String, TaskInput>{
- 'createdResolvedUnit': CREATED_RESOLVED_UNIT11
- .of(new LibrarySpecificUnit(librarySource, target.source))
- };
- }
-
- /**
- * Create a [ResolveConstantExpressionTask] based on the given [target] in
- * the given [context].
- */
- static ResolveConstantExpressionTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveConstantExpressionTask(context, target);
- }
-}
-
-/**
- * A task that resolves imports and export directives to already built elements.
- */
-class ResolveDirectiveElementsTask extends SourceBasedAnalysisTask {
- /**
- * The name of the input whose value is the defining [LIBRARY_ELEMENT2].
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The name of the input for [RESOLVED_UNIT1] of a unit.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- static const String SOURCES_MODIFICATION_TIME_INPUT =
- 'SOURCES_MODIFICATION_TIME_INPUT';
- static const String IMPORTS_SOURCE_KIND_INPUT = 'IMPORTS_SOURCE_KIND_INPUT';
- static const String EXPORTS_SOURCE_KIND_INPUT = 'EXPORTS_SOURCE_KIND_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveDirectiveElementsTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- CREATED_RESOLVED_UNIT2,
- RESOLVED_UNIT2,
- RESOLVE_DIRECTIVES_ERRORS
- ]);
-
- ResolveDirectiveElementsTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- LibrarySpecificUnit targetUnit = target;
- //
- // Prepare inputs.
- //
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- Map<Source, int> sourceModificationTimeMap =
- getRequiredInput(SOURCES_MODIFICATION_TIME_INPUT);
- Map<Source, SourceKind> importSourceKindMap =
- getRequiredInput(IMPORTS_SOURCE_KIND_INPUT);
- Map<Source, SourceKind> exportSourceKindMap =
- getRequiredInput(EXPORTS_SOURCE_KIND_INPUT);
- //
- // Resolve directive AST nodes to elements.
- //
- List<AnalysisError> errors = const <AnalysisError>[];
- if (targetUnit.unit == targetUnit.library) {
- DirectiveResolver resolver = new DirectiveResolver(
- sourceModificationTimeMap, importSourceKindMap, exportSourceKindMap);
- unit.accept(resolver);
- errors = resolver.errors;
- }
- //
- // Record outputs.
- //
- outputs[CREATED_RESOLVED_UNIT2] = true;
- outputs[RESOLVED_UNIT2] = unit;
- outputs[RESOLVE_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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- LIBRARY_INPUT: LIBRARY_ELEMENT2.of(unit.library),
- UNIT_INPUT: RESOLVED_UNIT1.of(unit),
- SOURCES_MODIFICATION_TIME_INPUT:
- REFERENCED_SOURCES.of(unit.library).toMapOf(MODIFICATION_TIME),
- IMPORTS_SOURCE_KIND_INPUT:
- IMPORTED_LIBRARIES.of(unit.library).toMapOf(SOURCE_KIND),
- EXPORTS_SOURCE_KIND_INPUT:
- EXPORTED_LIBRARIES.of(unit.library).toMapOf(SOURCE_KIND)
- };
- }
-
- /**
- * Create a [ResolveDirectiveElementsTask] based on the given [target] in
- * the given [context].
- */
- static ResolveDirectiveElementsTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveDirectiveElementsTask(context, target);
- }
-}
-
-/**
- * An artificial task that does nothing except to force [LIBRARY_ELEMENT7] for
- * the target library and its import/export closure.
- */
-class ResolvedUnit7InLibraryClosureTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT7] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolvedUnit7InLibraryClosureTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[LIBRARY_ELEMENT8]);
-
- ResolvedUnit7InLibraryClosureTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- outputs[LIBRARY_ELEMENT8] = 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>{
- 'readyForClosure': READY_LIBRARY_ELEMENT7.of(source),
- LIBRARY_INPUT: LIBRARY_ELEMENT7.of(source),
- };
- }
-
- /**
- * Create a [ResolvedUnit7InLibraryClosureTask] based on the given
- * [target] in the given [context].
- */
- static ResolvedUnit7InLibraryClosureTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolvedUnit7InLibraryClosureTask(context, target);
- }
-}
-
-/**
- * An artificial task that does nothing except to force [LIBRARY_ELEMENT6] and
- * [RESOLVED_UNIT7] in the defining and part units of a library.
- */
-class ResolvedUnit7InLibraryTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT6] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolvedUnit7InLibraryTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[LIBRARY_ELEMENT7]);
-
- ResolvedUnit7InLibraryTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- outputs[LIBRARY_ELEMENT7] = 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>{
- 'resolvedUnits':
- LIBRARY_SPECIFIC_UNITS.of(source).toListOf(RESOLVED_UNIT7),
- LIBRARY_INPUT: LIBRARY_ELEMENT6.of(source),
- };
- }
-
- /**
- * Create a [ResolvedUnit7InLibraryTask] based on the given [target]
- * in the given [context].
- */
- static ResolvedUnit7InLibraryTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolvedUnit7InLibraryTask(context, target);
- }
-}
-
-/**
- * A task that ensures that all of the inferable instance members in a
- * compilation unit have had their right hand sides re-resolved
- */
-class ResolveInstanceFieldsInUnitTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT6] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The name of the [TYPE_PROVIDER] input.
- */
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT';
-
- /**
- * The name of the input whose value is the [RESOLVED_UNIT8] for the
- * compilation unit.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveInstanceFieldsInUnitTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[CREATED_RESOLVED_UNIT9, RESOLVED_UNIT9]);
-
- /**
- * Initialize a newly created task to build a library element for the given
- * [unit] in the given [context].
- */
- ResolveInstanceFieldsInUnitTask(
- InternalAnalysisContext context, LibrarySpecificUnit unit)
- : super(context, unit);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement libraryElement = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- var inheritance = new InheritanceManager2(context.typeSystem);
-
- CompilationUnitElement unitElement = unit.declaredElement;
- //
- // Resolve references.
- //
- InstanceFieldResolverVisitor visitor = new InstanceFieldResolverVisitor(
- inheritance,
- libraryElement,
- unitElement.source,
- typeProvider,
- AnalysisErrorListener.NULL_LISTENER);
- visitor.resolveCompilationUnit(unit);
- //
- // Record outputs.
- //
- outputs[RESOLVED_UNIT9] = unit;
- outputs[CREATED_RESOLVED_UNIT9] = 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
- * [libSource].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- UNIT_INPUT: RESOLVED_UNIT8.of(unit),
- LIBRARY_INPUT: LIBRARY_ELEMENT6.of(unit.library),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- // In strong mode, add additional dependencies to enforce inference
- // ordering.
-
- // Require that static variable inference be complete for all units in
- // the current library cycle.
- 'orderLibraryCycleTasks':
- LIBRARY_CYCLE_UNITS.of(unit.library).toListOf(CREATED_RESOLVED_UNIT8),
- // Require that full inference be complete for all dependencies of the
- // current library cycle.
- 'orderLibraryCycles': LIBRARY_CYCLE_DEPENDENCIES
- .of(unit.library)
- .toListOf(CREATED_RESOLVED_UNIT10)
- };
- }
-
- /**
- * Create a [ResolveInstanceFieldsInUnitTask] based on the given [target] in
- * the given [context].
- */
- static ResolveInstanceFieldsInUnitTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveInstanceFieldsInUnitTask(context, target);
- }
-}
-
-/**
- * A task that finishes resolution by requesting [RESOLVED_UNIT11] for every
- * unit in the libraries closure and produces [LIBRARY_ELEMENT9].
- */
-class ResolveLibraryReferencesTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT8] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveLibraryReferencesTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[LIBRARY_ELEMENT9]);
-
- ResolveLibraryReferencesTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- outputs[LIBRARY_ELEMENT9] = 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>{
- LIBRARY_INPUT: LIBRARY_ELEMENT8.of(source),
- 'resolvedUnits':
- LIBRARY_SPECIFIC_UNITS.of(source).toListOf(RESOLVED_UNIT11),
- };
- }
-
- /**
- * Create a [ResolveLibraryReferencesTask] based on the given [target] in
- * the given [context].
- */
- static ResolveLibraryReferencesTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveLibraryReferencesTask(context, target);
- }
-}
-
-/**
- * A task that finishes resolution by requesting [RESOLVED_UNIT12] for every
- * unit in the libraries closure and produces [LIBRARY_ELEMENT].
- */
-class ResolveLibraryTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [LIBRARY_ELEMENT9] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The name of the list of [RESOLVED_UNIT12] input.
- */
- static const String UNITS_INPUT = 'UNITS_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveLibraryTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[LIBRARY_ELEMENT]);
-
- ResolveLibraryTask(InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- //
- // Record outputs.
- //
- outputs[LIBRARY_ELEMENT] = 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>{
- LIBRARY_INPUT: LIBRARY_ELEMENT9.of(source),
- 'thisLibraryClosureIsReady': READY_RESOLVED_UNIT.of(source),
- };
- }
-
-/**
- * Create a [ResolveLibraryTask] based on the given [target] in the given
- * [context].
- */
- static ResolveLibraryTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveLibraryTask(context, target);
- }
-}
-
-/**
- * An artificial 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_ELEMENT5] input.
- */
- static const String LIBRARY_INPUT = 'LIBRARY_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(
- 'ResolveLibraryTypeNamesTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[LIBRARY_ELEMENT6]);
-
- ResolveLibraryTypeNamesTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- //
- // Create the synthetic element for `loadLibrary`.
- //
- (library as LibraryElementImpl).createLoadLibraryFunction(typeProvider);
- //
- // Record outputs.
- //
- outputs[LIBRARY_ELEMENT6] = 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':
- LIBRARY_SPECIFIC_UNITS.of(source).toListOf(RESOLVED_UNIT5),
- LIBRARY_INPUT: LIBRARY_ELEMENT5.of(source),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request)
- };
- }
-
- /**
- * Create a [ResolveLibraryTypeNamesTask] based on the given [target] in
- * the given [context].
- */
- static ResolveLibraryTypeNamesTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveLibraryTypeNamesTask(context, target);
- }
-}
-
-/**
- * An artificial task that does nothing except to force type parameter bounds
- * type names resolution for the defining and part units of a library.
- */
-class ResolveTopLevelLibraryTypeBoundsTask 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(
- 'ResolveTopLevelLibraryTypeBoundsTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[LIBRARY_ELEMENT5]);
-
- ResolveTopLevelLibraryTypeBoundsTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- bool get handlesDependencyCycles => true;
-
- @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>{
- LIBRARY_INPUT: LIBRARY_ELEMENT4.of(source),
- 'thisLibraryUnitsReady':
- LIBRARY_SPECIFIC_UNITS.of(source).toListOf(RESOLVED_UNIT4),
- 'directlyImportedLibrariesReady':
- IMPORTED_LIBRARIES.of(source).toListOf(LIBRARY_ELEMENT5),
- 'directlyExportedLibrariesReady':
- EXPORTED_LIBRARIES.of(source).toListOf(LIBRARY_ELEMENT5),
- };
- }
-
- /**
- * Create a [ResolveTopLevelLibraryTypeBoundsTask] based on the given [target]
- * in the given [context].
- */
- static ResolveTopLevelLibraryTypeBoundsTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveTopLevelLibraryTypeBoundsTask(context, target);
- }
-}
-
-/**
- * A task that builds [RESOLVED_UNIT4] for a unit.
- */
-class ResolveTopLevelUnitTypeBoundsTask 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_UNIT3] input.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveTopLevelUnitTypeBoundsTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- RESOLVE_TYPE_BOUNDS_ERRORS,
- CREATED_RESOLVED_UNIT4,
- RESOLVED_UNIT4
- ]);
-
- ResolveTopLevelUnitTypeBoundsTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- CompilationUnitElement unitElement = unit.declaredElement;
- //
- // Resolve TypeName nodes.
- //
- RecordingErrorListener errorListener = new RecordingErrorListener();
- new TypeParameterBoundsResolver(
- context.typeSystem, library, unitElement.source, errorListener)
- .resolveTypeBounds(unit);
- //
- // Record outputs.
- //
- outputs[RESOLVE_TYPE_BOUNDS_ERRORS] =
- getTargetSourceErrors(errorListener, target);
- outputs[RESOLVED_UNIT4] = unit;
- outputs[CREATED_RESOLVED_UNIT4] = 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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- // TODO(brianwilkerson) This task updates the element model to have type
- // information and updates the class hierarchy. It should produce a new
- // version of the element model in order to record those changes.
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- 'importsExportNamespace':
- IMPORTED_LIBRARIES.of(unit.library).toMapOf(LIBRARY_ELEMENT4),
- 'dependOnAllExportedSources':
- IMPORTED_LIBRARIES.of(unit.library).toMapOf(EXPORT_SOURCE_CLOSURE),
- LIBRARY_INPUT: LIBRARY_ELEMENT4.of(unit.library),
- UNIT_INPUT: RESOLVED_UNIT3.of(unit)
- };
- }
-
- /**
- * Create a [ResolveTopLevelUnitTypeBoundsTask] based on the given [target] in
- * the given [context].
- */
- static ResolveTopLevelUnitTypeBoundsTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveTopLevelUnitTypeBoundsTask(context, target);
- }
-}
-
-/**
- * A task that resolves the bodies of top-level functions, constructors, and
- * methods within a single compilation unit.
- */
-class ResolveUnitTask extends SourceBasedAnalysisTask {
- /**
- * The name of the input whose value is the defining [LIBRARY_ELEMENT8].
- */
- static const String LIBRARY_INPUT = 'LIBRARY_INPUT';
-
- /**
- * The name of the [TYPE_PROVIDER] input.
- */
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT';
-
- /**
- * The name of the [RESOLVED_UNIT10] input.
- */
- static const String UNIT_INPUT = 'UNIT_INPUT';
-
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveUnitTask', createTask, buildInputs, <ResultDescriptor>[
- CONSTANT_EXPRESSIONS_DEPENDENCIES,
- RESOLVE_UNIT_ERRORS,
- CREATED_RESOLVED_UNIT11,
- RESOLVED_UNIT11
- ]);
-
- ResolveUnitTask(
- InternalAnalysisContext context, LibrarySpecificUnit compilationUnit)
- : super(context, compilationUnit);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibrarySpecificUnit target = this.target;
- LibraryElement libraryElement = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- var inheritance = new InheritanceManager2(context.typeSystem);
- //
- // Resolve everything.
- //
- CompilationUnitElement unitElement = unit.declaredElement;
- RecordingErrorListener errorListener = new RecordingErrorListener();
- ResolverVisitor visitor = new ResolverVisitor(inheritance, libraryElement,
- unitElement.source, typeProvider, errorListener);
- unit.accept(visitor);
- //
- // Compute constant expressions' dependencies.
- //
- List<ConstantEvaluationTarget> constExprDependencies;
- {
- ConstantExpressionsDependenciesFinder finder =
- new ConstantExpressionsDependenciesFinder();
- unit.accept(finder);
- constExprDependencies = finder.dependencies.toList();
- }
- //
- // Record outputs.
- //
- // TODO(brianwilkerson) This task modifies the element model (by copying the
- // AST's for constructor initializers into it) but does not produce an
- // updated version of the element model.
- //
- outputs[CONSTANT_EXPRESSIONS_DEPENDENCIES] = constExprDependencies;
- outputs[RESOLVE_UNIT_ERRORS] = getTargetSourceErrors(errorListener, target);
- outputs[RESOLVED_UNIT11] = unit;
- outputs[CREATED_RESOLVED_UNIT11] = 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
- * [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- LIBRARY_INPUT: LIBRARY_ELEMENT8.of(unit.library),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- UNIT_INPUT: RESOLVED_UNIT10.of(unit),
- // In strong mode, add additional dependencies to enforce inference
- // ordering.
-
- // Require that inference be complete for all units in the
- // current library cycle.
- 'orderLibraryCycleTasks':
- LIBRARY_CYCLE_UNITS.of(unit.library).toListOf(CREATED_RESOLVED_UNIT10)
- };
- }
-
- /**
- * Create a [ResolveUnitTask] based on the given [target] in
- * the given [context].
- */
- static ResolveUnitTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new ResolveUnitTask(context, target);
- }
-}
-
-/**
- * A task that builds [RESOLVED_UNIT5] for a unit.
- */
-class ResolveUnitTypeNamesTask extends SourceBasedAnalysisTask {
- /**
- * The name of the input whose value is the defining [LIBRARY_ELEMENT5].
- */
- 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(
- 'ResolveUnitTypeNamesTask', createTask, buildInputs, <ResultDescriptor>[
- RESOLVE_TYPE_NAMES_ERRORS,
- CREATED_RESOLVED_UNIT5,
- RESOLVED_UNIT5
- ]);
-
- ResolveUnitTypeNamesTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement library = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- CompilationUnitElement unitElement = unit.declaredElement;
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- //
- // Resolve TypeName nodes.
- //
- RecordingErrorListener errorListener = new RecordingErrorListener();
- TypeResolverVisitor visitor = new TypeResolverVisitor(
- library, unitElement.source, typeProvider, errorListener,
- shouldUseWithClauseInferredTypes: false,
- shouldSetElementSupertypes: true);
- unit.accept(visitor);
- //
- // Re-write the AST to handle the optional new and const feature.
- //
- unit.accept(new AstRewriteVisitor(context.typeSystem, library,
- unit.declaredElement.source, typeProvider, errorListener));
- //
- // Record outputs.
- //
- outputs[RESOLVE_TYPE_NAMES_ERRORS] =
- getTargetSourceErrors(errorListener, target);
- outputs[RESOLVED_UNIT5] = unit;
- outputs[CREATED_RESOLVED_UNIT5] = 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 [target].
- */
- static Map<String, TaskInput> buildInputs(AnalysisTarget target) {
- // TODO(brianwilkerson) This task updates the element model to have type
- // information and updates the class hierarchy. It should produce a new
- // version of the element model in order to record those changes.
- LibrarySpecificUnit unit = target;
- return <String, TaskInput>{
- LIBRARY_INPUT: LIBRARY_ELEMENT5.of(unit.library),
- UNIT_INPUT: RESOLVED_UNIT4.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_UNIT6] 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_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';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ResolveVariableReferencesTask',
- createTask,
- buildInputs, <ResultDescriptor>[
- CREATED_RESOLVED_UNIT6,
- RESOLVED_UNIT6,
- VARIABLE_REFERENCE_ERRORS
- ]);
-
- ResolveVariableReferencesTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- //
- // Prepare inputs.
- //
- LibraryElement libraryElement = getRequiredInput(LIBRARY_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- CompilationUnitElement unitElement = unit.declaredElement;
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- //
- // Resolve local variables.
- //
- RecordingErrorListener errorListener = new RecordingErrorListener();
- Scope nameScope = new LibraryScope(libraryElement);
- VariableResolverVisitor visitor = new VariableResolverVisitor(
- libraryElement, unitElement.source, typeProvider, errorListener,
- nameScope: nameScope);
- unit.accept(visitor);
- //
- // Record outputs.
- //
- outputs[RESOLVED_UNIT6] = unit;
- outputs[CREATED_RESOLVED_UNIT6] = true;
- outputs[VARIABLE_REFERENCE_ERRORS] =
- getTargetSourceErrors(errorListener, target);
- }
-
- /**
- * 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_UNIT5.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 Dart file, producing a stream of Dart
- * tokens, line information, and any lexical errors encountered in the process.
- */
-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 name of the input whose value is the modification time of the file.
- */
- static const String MODIFICATION_TIME_INPUT = 'MODIFICATION_TIME_INPUT';
-
- /**
- * The task descriptor describing this kind of task.
- */
- static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
- 'ScanDartTask',
- createTask,
- buildInputs,
- <ResultDescriptor>[IGNORE_INFO, LINE_INFO, SCAN_ERRORS, TOKEN_STREAM],
- suitabilityFor: suitabilityFor);
-
- /**
- * 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();
-
- int modificationTime = getRequiredInput(MODIFICATION_TIME_INPUT);
- if (modificationTime < 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();
- }
- }
- if (source.exists()) {
- errorListener.onError(new AnalysisError(
- source, 0, 0, ScannerErrorCode.UNABLE_GET_CONTENT, [message]));
- }
- }
- }
-
- /**
- * 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 Source) {
- return <String, TaskInput>{
- CONTENT_INPUT_NAME: CONTENT.of(target, flushOnAccess: true),
- MODIFICATION_TIME_INPUT: MODIFICATION_TIME.of(target)
- };
- }
- 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);
- }
-
- /**
- * Return an indication of how suitable this task is for the given [target].
- */
- static TaskSuitability suitabilityFor(AnalysisTarget target) {
- if (target is Source) {
- if (target.shortName.endsWith(AnalysisEngine.SUFFIX_DART)) {
- return TaskSuitability.HIGHEST;
- }
- return TaskSuitability.LOWEST;
- }
- return TaskSuitability.NONE;
- }
-}
-
-/**
- * A task that builds [STRONG_MODE_ERRORS] for a unit. Also builds
- * [RESOLVED_UNIT] for a unit.
- */
-class StrongModeVerifyUnitTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [RESOLVED_UNIT12] 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(
- 'StrongModeVerifyUnitTask', createTask, buildInputs, <ResultDescriptor>[
- STRONG_MODE_ERRORS,
- CREATED_RESOLVED_UNIT,
- RESOLVED_UNIT
- ]);
-
- StrongModeVerifyUnitTask(
- InternalAnalysisContext context, AnalysisTarget target)
- : super(context, target);
-
- @override
- TaskDescriptor get descriptor => DESCRIPTOR;
-
- @override
- void internalPerform() {
- RecordingErrorListener errorListener = new RecordingErrorListener();
- //
- // Prepare inputs.
- //
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- AnalysisOptionsImpl options = context.analysisOptions;
- if (options.strongMode) {
- CodeChecker checker = new CodeChecker(
- typeProvider,
- new Dart2TypeSystem(typeProvider,
- implicitCasts: options.implicitCasts),
- errorListener,
- options);
- checker.visitCompilationUnit(unit);
- }
- //
- // Record outputs.
- //
- outputs[STRONG_MODE_ERRORS] = getUniqueErrors(errorListener.errors);
- outputs[CREATED_RESOLVED_UNIT] = true;
- 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>{
- UNIT_INPUT: RESOLVED_UNIT12.of(unit),
- TYPE_PROVIDER_INPUT: TYPE_PROVIDER.of(AnalysisContextTarget.request),
- };
- }
-
- /**
- * Create a [StrongModeVerifyUnitTask] based on the given [target] in
- * the given [context].
- */
- static StrongModeVerifyUnitTask createTask(
- AnalysisContext context, AnalysisTarget target) {
- return new StrongModeVerifyUnitTask(context, target);
- }
-}
-
-/**
- * A task that builds [VERIFY_ERRORS] for a unit.
- */
-class VerifyUnitTask extends SourceBasedAnalysisTask {
- /**
- * The name of the [PENDING_ERRORS] input.
- */
- static const String PENDING_ERRORS_INPUT = 'PENDING_ERRORS_INPUT';
-
- /**
- * The name of the input of a mapping from [REFERENCED_SOURCES] to their
- * [MODIFICATION_TIME]s.
- */
- static const String REFERENCED_SOURCE_MODIFICATION_TIME_MAP_INPUT =
- 'REFERENCED_SOURCE_MODIFICATION_TIME_MAP_INPUT';
-
- /**
- * The name of the [TYPE_PROVIDER] input.
- */
- static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT';
-
- /**
- * The name of the [RESOLVED_UNIT] input.
- */
- static const String UNIT_INPUT = 'UNIT_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;
-
- /**
- * The mapping from the current library referenced sources to their
- * modification times.
- */
- Map<Source, int> sourceTimeMap;
-
- 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.
- //
- CompilationUnit unit = getRequiredInput(UNIT_INPUT);
- CompilationUnitElement unitElement = unit.declaredElement;
- LibraryElement libraryElement = unitElement.library;
- if (libraryElement == null) {
- throw new AnalysisException(
- 'VerifyUnitTask verifying a unit with no library: '
- '${unitElement.source.fullName}');
- }
- List<PendingError> pendingErrors = getRequiredInput(PENDING_ERRORS_INPUT);
- sourceTimeMap =
- getRequiredInput(REFERENCED_SOURCE_MODIFICATION_TIME_MAP_INPUT);
- TypeProvider typeProvider = getRequiredInput(TYPE_PROVIDER_INPUT);
- //
- // Validate the directives.
- //
- validateDirectives(unit);
- //
- // Use the ConstantVerifier to compute errors.
- //
- ConstantVerifier constantVerifier = new ConstantVerifier(
- errorReporter, libraryElement, typeProvider, context.declaredVariables);
- unit.accept(constantVerifier);
-
- //
- // Compute inheritance and override errors.
- //
- var typeSystem = libraryElement.context.typeSystem;
- var inheritanceManager = new InheritanceManager2(typeSystem);
- var inheritanceOverrideVerifier = new InheritanceOverrideVerifier(
- typeSystem, inheritanceManager, errorReporter);
- inheritanceOverrideVerifier.verifyUnit(unit);
-
- //
- // Use the ErrorVerifier to compute errors.
- //
- ErrorVerifier errorVerifier = new ErrorVerifier(
- errorReporter, libraryElement, typeProvider, inheritanceManager, false,
- disableConflictingGenericsCheck: true);
- unit.accept(errorVerifier);
- //
- // Convert the pending errors into actual errors.
- //
- for (PendingError pendingError in pendingErrors) {
- errorListener.onError(pendingError.toAnalysisError());
- }
- //
- // Record outputs.
- //
- outputs[VERIFY_ERRORS] = getUniqueErrors(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) {
- NodeList<Directive> directives = unit.directives;
- int length = directives.length;
- for (int i = 0; i < length; i++) {
- Directive directive = directives[i];
- 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(UriBasedDirectiveImpl directive) {
- if (directive is NamespaceDirectiveImpl) {
- for (Configuration configuration in directive.configurations) {
- Source source = configuration.uriSource;
- StringLiteral uriLiteral = configuration.uri;
- String uriContent = uriLiteral?.stringValue?.trim();
- if (source != null) {
- int modificationTime = sourceTimeMap[source] ?? -1;
- if (modificationTime >= 0) {
- continue;
- }
- } else {
- // Don't report errors already reported by ParseDartTask.resolveDirective
- if (UriBasedDirectiveImpl.validateUri(
- directive is ImportDirective, uriLiteral, uriContent) !=
- null) {
- continue;
- }
- }
- CompileTimeErrorCode errorCode =
- CompileTimeErrorCode.URI_DOES_NOT_EXIST;
- if (_isGenerated(source)) {
- errorCode = CompileTimeErrorCode.URI_HAS_NOT_BEEN_GENERATED;
- }
- errorReporter.reportErrorForNode(errorCode, uriLiteral, [uriContent]);
- }
- }
- Source source = directive.uriSource;
- if (source != null) {
- int modificationTime = sourceTimeMap[source] ?? -1;
- if (modificationTime >= 0) {
- return;
- }
- } else {
- // Don't report errors already reported by ParseDartTask.resolveDirective
- if (directive.validate() != null) {
- return;
- }
- }
- StringLiteral uriLiteral = directive.uri;
- CompileTimeErrorCode errorCode = CompileTimeErrorCode.URI_DOES_NOT_EXIST;
- if (_isGenerated(source)) {
- errorCode = CompileTimeErrorCode.URI_HAS_NOT_BEEN_GENERATED;
- }
- errorReporter
- .reportErrorForNode(errorCode, uriLiteral, [directive.uriContent]);
- }
-
- /**
- * Return `true` if the given [source] refers to a file that is assumed to be
- * generated.
- */
- bool _isGenerated(Source source) {
- if (source == null) {
- return false;
- }
- // TODO(brianwilkerson) Generalize this mechanism.
- const List<String> suffixes = const <String>[
- '.g.dart',
- '.pb.dart',
- '.pbenum.dart',
- '.pbserver.dart',
- '.pbjson.dart',
- '.template.dart'
- ];
- String fullName = source.fullName;
- for (String suffix in suffixes) {
- if (fullName.endsWith(suffix)) {
- return true;
- }
- }
- return false;
- }
-
- /**
- * 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>{
- 'thisLibraryClosureIsReady': READY_RESOLVED_UNIT.of(unit.library),
- UNIT_INPUT: RESOLVED_UNIT.of(unit),
- REFERENCED_SOURCE_MODIFICATION_TIME_MAP_INPUT:
- REFERENCED_SOURCES.of(unit.library).toMapOf(MODIFICATION_TIME),
- PENDING_ERRORS_INPUT: PENDING_ERRORS.of(unit),
- 'requiredConstants': REQUIRED_CONSTANTS.of(unit).toListOf(CONSTANT_VALUE),
- 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);
-}
-
-/**
- * An object holding either the name or the source associated with a part-of
- * directive.
- */
-class _NameOrSource {
- final String name;
-
- final Source source;
-
- _NameOrSource(this.name, this.source);
-}
-
-/**
- * The kind of the source closure to build.
- */
-enum _SourceClosureKind { IMPORT, EXPORT, IMPORT_EXPORT }
-
-/**
- * A [TaskInputBuilder] used by [_ExportSourceClosureTaskInput].
- */
-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) {
- List<ImportElement> imports = library.imports;
- int length = imports.length;
- for (int i = 0; i < length; i++) {
- ImportElement importElement = imports[i];
- Source importedSource = importElement.importedLibrary?.source;
- if (importedSource != null) {
- _newSources.add(importedSource);
- }
- }
- }
- if (kind == _SourceClosureKind.EXPORT ||
- kind == _SourceClosureKind.IMPORT_EXPORT) {
- List<ExportElement> exports = library.exports;
- int length = exports.length;
- for (int i = 0; i < length; i++) {
- ExportElement exportElement = exports[i];
- Source exportedSource = exportElement.exportedLibrary?.source;
- if (exportedSource != null) {
- _newSources.add(exportedSource);
- }
- }
- }
- }
- }
-
- @override
- bool get flushOnAccess => false;
-
- @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;
- }
-}
diff --git a/pkg/analyzer/lib/src/task/dart_work_manager.dart b/pkg/analyzer/lib/src/task/dart_work_manager.dart
deleted file mode 100644
index 5aa9869..0000000
--- a/pkg/analyzer/lib/src/task/dart_work_manager.dart
+++ /dev/null
@@ -1,498 +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.
-
-import 'dart:collection';
-
-import 'package:analyzer/error/error.dart';
-import 'package:analyzer/src/context/cache.dart';
-import 'package:analyzer/src/generated/engine.dart'
- show AnalysisEngine, AnalysisErrorInfo, CacheState, InternalAnalysisContext;
-import 'package:analyzer/src/generated/source.dart';
-import 'package:analyzer/src/generated/utilities_collection.dart';
-import 'package:analyzer/src/task/api/dart.dart';
-import 'package:analyzer/src/task/api/model.dart';
-import 'package:analyzer/src/task/dart.dart';
-
-/**
- * The manager for Dart specific analysis.
- */
-class DartWorkManager implements WorkManager {
- /**
- * The list of errors that are reported for raw Dart [Source]s.
- */
- static final List<ResultDescriptor<List<AnalysisError>>> _SOURCE_ERRORS =
- <ResultDescriptor<List<AnalysisError>>>[
- BUILD_DIRECTIVES_ERRORS,
- BUILD_LIBRARY_ERRORS,
- PARSE_ERRORS,
- SCAN_ERRORS
- ];
-
- /**
- * The list of errors that are reported for raw Dart [LibrarySpecificUnit]s.
- */
- static final List<ResultDescriptor<List<AnalysisError>>> _UNIT_ERRORS =
- <ResultDescriptor<List<AnalysisError>>>[
- HINTS,
- LINTS,
- LIBRARY_UNIT_ERRORS,
- RESOLVE_DIRECTIVES_ERRORS,
- RESOLVE_TYPE_NAMES_ERRORS,
- RESOLVE_TYPE_BOUNDS_ERRORS,
- RESOLVE_UNIT_ERRORS,
- STRONG_MODE_ERRORS,
- VARIABLE_REFERENCE_ERRORS,
- VERIFY_ERRORS
- ];
-
- final InternalAnalysisContext context;
-
- /**
- * The [TargetedResult]s that should be computed with priority.
- */
- final LinkedHashSet<TargetedResult> priorityResultQueue =
- new LinkedHashSet<TargetedResult>();
-
- /**
- * The sources whose kind we don't know yet.
- */
- final LinkedHashSet<Source> unknownSourceQueue = new LinkedHashSet<Source>();
-
- /**
- * The queue of library sources to process.
- */
- final LinkedHashSet<Source> librarySourceQueue = new LinkedHashSet<Source>();
-
- /**
- * A table mapping library sources to the part sources they include.
- */
- final HashMap<Source, List<Source>> libraryPartsMap =
- new HashMap<Source, List<Source>>();
-
- /**
- * A table mapping part sources to the library sources that include them.
- */
- final HashMap<Source, List<Source>> partLibrariesMap =
- new HashMap<Source, List<Source>>();
-
- /**
- * Initialize a newly created manager.
- */
- DartWorkManager(this.context) {
- context.onResultInvalidated.listen((InvalidatedResult event) {
- if (event.descriptor == LIBRARY_ERRORS_READY) {
- CacheEntry entry = event.entry;
- if (entry.explicitlyAdded &&
- entry.getValue(SOURCE_KIND) == SourceKind.LIBRARY) {
- librarySourceQueue.add(entry.target);
- }
- }
- });
- }
-
- /**
- * Returns the correctly typed result of `context.analysisCache`.
- */
- AnalysisCache get analysisCache => context.analysisCache;
-
- /**
- * The partition that contains analysis results that are not shared with other
- * contexts.
- */
- CachePartition get privateAnalysisCachePartition =>
- context.privateAnalysisCachePartition;
-
- /**
- * Specifies that the client want the given [result] of the given [target]
- * to be computed with priority.
- */
- void addPriorityResult(AnalysisTarget target, ResultDescriptor result) {
- priorityResultQueue.add(new TargetedResult(target, result));
- }
-
- @override
- void applyChange(List<Source> addedSources, List<Source> changedSources,
- List<Source> removedSources) {
- addedSources = addedSources.where(_isDartSource).toList();
- changedSources = changedSources
- .where(_isDartSource)
- .where((source) => _needsComputing(source, SOURCE_KIND))
- .toList();
- removedSources = removedSources.where(_isDartSource).toList();
- // unknown queue
- unknownSourceQueue.addAll(addedSources);
- unknownSourceQueue.addAll(changedSources);
- unknownSourceQueue.removeAll(removedSources);
- // library queue
- librarySourceQueue.removeAll(changedSources);
- librarySourceQueue.removeAll(removedSources);
- // parts in libraries
- for (Source changedSource in changedSources) {
- _onLibrarySourceChangedOrRemoved(changedSource);
- }
- for (Source removedSource in removedSources) {
- partLibrariesMap.remove(removedSource);
- _onLibrarySourceChangedOrRemoved(removedSource);
- }
- }
-
- @override
- void applyPriorityTargets(List<AnalysisTarget> targets) {
- // Unschedule the old targets.
- List<TargetedResult> resultsToUnschedule = <TargetedResult>[];
- for (TargetedResult result in priorityResultQueue) {
- if (result.result == LIBRARY_ERRORS_READY) {
- resultsToUnschedule.add(result);
- }
- }
- priorityResultQueue.removeAll(resultsToUnschedule);
- // Schedule new targets.
- for (AnalysisTarget target in targets) {
- if (_isDartSource(target)) {
- SourceKind sourceKind = analysisCache.getValue(target, SOURCE_KIND);
- if (sourceKind == SourceKind.UNKNOWN) {
- addPriorityResult(target, SOURCE_KIND);
- } else if (sourceKind == SourceKind.LIBRARY) {
- _schedulePriorityLibrarySourceAnalysis(target);
- } else if (sourceKind == SourceKind.PART) {
- List<Source> libraries = context.getLibrariesContaining(target);
- for (Source library in libraries) {
- addPriorityResult(library, LIBRARY_ERRORS_READY);
- }
- }
- }
- }
- }
-
- @override
- List<AnalysisError> getErrors(Source source) {
- if (!_isDartSource(source)) {
- return AnalysisError.NO_ERRORS;
- }
- // If analysis is finished, use all the errors.
- if (analysisCache.getState(source, DART_ERRORS) == CacheState.VALID) {
- return analysisCache.getValue(source, DART_ERRORS);
- }
- // If analysis is in progress, combine all known partial results.
- List<AnalysisError> errors = <AnalysisError>[];
- for (ResultDescriptor<List<AnalysisError>> descriptor in _SOURCE_ERRORS) {
- errors.addAll(analysisCache.getValue(source, descriptor));
- }
- for (Source library in context.getLibrariesContaining(source)) {
- LibrarySpecificUnit unit = new LibrarySpecificUnit(library, source);
- for (ResultDescriptor<List<AnalysisError>> descriptor in _UNIT_ERRORS) {
- errors.addAll(analysisCache.getValue(unit, descriptor));
- }
- }
- return errors;
- }
-
- /**
- * Returns libraries containing the given [part].
- * Maybe empty, but not null.
- */
- List<Source> getLibrariesContainingPart(Source part) {
- if (part.isInSystemLibrary) {
- DartWorkManager sdkDartWorkManager = _getSdkDartWorkManager();
- if (sdkDartWorkManager != this) {
- return sdkDartWorkManager.getLibrariesContainingPart(part);
- }
- }
- List<Source> libraries = partLibrariesMap[part];
- libraries ??= _getLibrariesContainingPartFromResultProvider(part);
- return libraries?.toList() ?? const <Source>[];
- }
-
- @override
- TargetedResult getNextResult() {
- // Try to find a priority result to compute.
- while (priorityResultQueue.isNotEmpty) {
- TargetedResult result = priorityResultQueue.first;
- if (!_needsComputing(result.target, result.result)) {
- priorityResultQueue.remove(result);
- continue;
- }
- return result;
- }
- // Try to find a new library to analyze.
- while (librarySourceQueue.isNotEmpty) {
- Source librarySource = librarySourceQueue.first;
- // Maybe done with this library.
- if (!_needsComputing(librarySource, LIBRARY_ERRORS_READY)) {
- librarySourceQueue.remove(librarySource);
- continue;
- }
- // Analyze this library.
- return new TargetedResult(librarySource, LIBRARY_ERRORS_READY);
- }
- // No libraries in the queue, check whether there are sources to organize.
- while (unknownSourceQueue.isNotEmpty) {
- Source source = unknownSourceQueue.first;
- // Maybe done with this source.
- if (!_needsComputing(source, SOURCE_KIND)) {
- unknownSourceQueue.remove(source);
- continue;
- }
- // Compute the kind of this source.
- return new TargetedResult(source, SOURCE_KIND);
- }
- // TODO(scheglov) Report errors for parts that remained in the queue after
- // all libraries had been processed.
- // No results to compute.
- return null;
- }
-
- @override
- WorkOrderPriority getNextResultPriority() {
- if (priorityResultQueue.isNotEmpty) {
- return WorkOrderPriority.PRIORITY;
- }
- if (unknownSourceQueue.isNotEmpty || librarySourceQueue.isNotEmpty) {
- return WorkOrderPriority.NORMAL;
- }
- return WorkOrderPriority.NONE;
- }
-
- /**
- * Notifies the manager about analysis options changes.
- */
- void onAnalysisOptionsChanged() {
- _invalidateAllLocalResolutionInformation(false);
- }
-
- /**
- * Notifies the manager about [SourceFactory] changes.
- */
- void onSourceFactoryChanged() {
- _invalidateAllLocalResolutionInformation(true);
- }
-
- @override
- void resultsComputed(
- AnalysisTarget target, Map<ResultDescriptor, dynamic> outputs) {
- bool isDartSource = _isDartSource(target);
- // Route SDK outputs to the SDK WorkManager.
- if (isDartSource && target.source.isInSystemLibrary) {
- DartWorkManager sdkWorkManager = _getSdkDartWorkManager();
- if (sdkWorkManager != this) {
- sdkWorkManager.resultsComputed(target, outputs);
- return;
- }
- }
- // Organize sources.
- bool isDartLibrarySource = false;
- if (isDartSource) {
- Source source = target;
- SourceKind kind = outputs[SOURCE_KIND];
- if (kind != null) {
- unknownSourceQueue.remove(source);
- if (kind == SourceKind.LIBRARY) {
- isDartLibrarySource = true;
- if (context.prioritySources.contains(source)) {
- _schedulePriorityLibrarySourceAnalysis(source);
- } else {
- bool needErrors = _shouldErrorsBeComputed(source);
- if (needErrors) {
- librarySourceQueue.add(target);
- }
- }
- }
- }
- }
- // Update parts in libraries.
- if (isDartLibrarySource) {
- Source library = target;
- List<Source> includedParts = outputs[INCLUDED_PARTS] as List<Source>;
- if (includedParts != null) {
- libraryPartsMap[library] = includedParts;
- for (Source part in includedParts) {
- List<Source> libraries =
- partLibrariesMap.putIfAbsent(part, () => <Source>[]);
- if (!libraries.contains(library)) {
- libraries.add(library);
- _invalidateContainingLibraries(part);
- }
- }
- }
- }
- // Update notice.
- if (isDartSource) {
- bool shouldSetErrors = false;
- outputs.forEach((ResultDescriptor descriptor, value) {
- if (descriptor == PARSED_UNIT && value != null) {
- context.getNotice(target).parsedDartUnit = value;
- shouldSetErrors = true;
- }
- if (descriptor == DART_ERRORS) {
- shouldSetErrors = true;
- }
- });
- if (shouldSetErrors) {
- AnalysisErrorInfo info = context.getErrors(target);
- context.getNotice(target).setErrors(info.errors, info.lineInfo);
- }
- }
- if (target is LibrarySpecificUnit) {
- Source source = target.source;
- bool shouldSetErrors = false;
- outputs.forEach((ResultDescriptor descriptor, value) {
- if (descriptor == RESOLVED_UNIT && value != null) {
- context.getNotice(source).resolvedDartUnit = value;
- shouldSetErrors = true;
- }
- });
- if (shouldSetErrors) {
- AnalysisErrorInfo info = context.getErrors(source);
- context.getNotice(source).setErrors(info.errors, info.lineInfo);
- }
- }
- }
-
- /**
- * The given unit was incrementally resolved. Some of its error results might
- * have been invalidated, so we schedule it for computing errors.
- */
- void unitIncrementallyResolved(Source librarySource, Source unitSource) {
- librarySourceQueue.add(librarySource);
- }
-
- /**
- * Ask the [context]'s result provider for [CONTAINING_LIBRARIES].
- * Return the list of containing libraries, or `null` if unknown.
- */
- List<Source> _getLibrariesContainingPartFromResultProvider(Source part) {
- CacheEntry cacheEntry = context.getCacheEntry(part);
- bool knows = context.aboutToComputeResult(cacheEntry, CONTAINING_LIBRARIES);
- if (knows) {
- return cacheEntry.getValue(CONTAINING_LIBRARIES);
- }
- return null;
- }
-
- /**
- * Return the SDK [DartWorkManager] or this one.
- */
- DartWorkManager _getSdkDartWorkManager() {
- SourceFactory sourceFactory = context.sourceFactory;
- InternalAnalysisContext sdkContext = sourceFactory.dartSdk.context;
- if (sdkContext != context) {
- for (WorkManager workManager in sdkContext.workManagers) {
- if (workManager is DartWorkManager) {
- return workManager;
- }
- }
- }
- return this;
- }
-
- /**
- * Invalidate all of the resolution results computed by this context. The flag
- * [invalidateUris] should be `true` if the cached results of converting URIs
- * to source files should also be invalidated.
- */
- void _invalidateAllLocalResolutionInformation(bool invalidateUris) {
- CachePartition partition = privateAnalysisCachePartition;
- // Prepare targets and values to invalidate.
- List<Source> dartSources = <Source>[];
- List<LibrarySpecificUnit> unitTargets = <LibrarySpecificUnit>[];
- MapIterator<AnalysisTarget, CacheEntry> iterator = partition.iterator();
- while (iterator.moveNext()) {
- AnalysisTarget target = iterator.key;
- // Optionally gather Dart sources to invalidate URIs resolution.
- if (invalidateUris && _isDartSource(target)) {
- dartSources.add(target);
- }
- // LibrarySpecificUnit(s) are roots of Dart resolution.
- // When one is invalidated, invalidation is propagated to all resolution.
- if (target is LibrarySpecificUnit) {
- unitTargets.add(target);
- Source library = target.library;
- if (context.exists(library)) {
- CacheEntry entry = iterator.value;
- if (entry.explicitlyAdded) {
- librarySourceQueue.add(library);
- }
- }
- }
- }
- // Invalidate targets and values.
- unitTargets.forEach(partition.remove);
- for (Source dartSource in dartSources) {
- CacheEntry entry = partition.get(dartSource);
- if (entry != null) {
- // TODO(scheglov) we invalidate too much.
- // Would be nice to invalidate just URLs resolution.
- entry.setState(PARSED_UNIT, CacheState.INVALID);
- entry.setState(IMPORTED_LIBRARIES, CacheState.INVALID);
- entry.setState(EXPLICITLY_IMPORTED_LIBRARIES, CacheState.INVALID);
- entry.setState(EXPORTED_LIBRARIES, CacheState.INVALID);
- entry.setState(INCLUDED_PARTS, CacheState.INVALID);
- entry.setState(LIBRARY_SPECIFIC_UNITS, CacheState.INVALID);
- entry.setState(UNITS, CacheState.INVALID);
- }
- }
- }
-
- /**
- * Invalidate [CONTAINING_LIBRARIES] for the given [source].
- * [CONTAINING_LIBRARIES] does not have dependencies, so we manage it here.
- * The [source] may be a part, or a library whose contents is updated so
- * will be a part.
- */
- void _invalidateContainingLibraries(Source source) {
- CacheEntry entry = analysisCache.get(source);
- if (entry != null) {
- entry.setState(CONTAINING_LIBRARIES, CacheState.INVALID);
- }
- }
-
- /**
- * Returns `true` if the given [result] of the given [target] needs
- * computing, i.e. it is not in the valid and not in the error state.
- */
- bool _needsComputing(AnalysisTarget target, ResultDescriptor result) {
- CacheState state = analysisCache.getState(target, result);
- return state != CacheState.VALID && state != CacheState.ERROR;
- }
-
- /**
- * The given [library] source was changed or removed.
- * Update [libraryPartsMap] and [partLibrariesMap].
- */
- void _onLibrarySourceChangedOrRemoved(Source library) {
- List<Source> parts = libraryPartsMap.remove(library);
- if (parts != null) {
- for (Source part in parts) {
- List<Source> libraries = partLibrariesMap[part];
- if (libraries != null) {
- libraries.remove(library);
- _invalidateContainingLibraries(part);
- }
- }
- }
- _invalidateContainingLibraries(library);
- }
-
- /**
- * Schedule computing [RESOLVED_UNIT] for the given [librarySource].
- * If errors should be computed, then schedule [LIBRARY_ERRORS_READY] instead,
- * it also computes [RESOLVED_UNIT] in process.
- */
- void _schedulePriorityLibrarySourceAnalysis(Source librarySource) {
- bool needErrors = _shouldErrorsBeComputed(librarySource);
- if (needErrors) {
- addPriorityResult(librarySource, LIBRARY_ERRORS_READY);
- } else {
- var target = new LibrarySpecificUnit(librarySource, librarySource);
- addPriorityResult(target, RESOLVED_UNIT);
- }
- }
-
- bool _shouldErrorsBeComputed(Source source) =>
- context.shouldErrorsBeAnalyzed(source);
-
- static bool _isDartSource(AnalysisTarget target) {
- return target is Source && AnalysisEngine.isDartFileName(target.fullName);
- }
-}
diff --git a/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart b/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
index 1061dba..e5bc13c 100644
--- a/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
+++ b/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
@@ -2,20 +2,13 @@
// 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.
-import 'package:analyzer/src/context/cache.dart';
-import 'package:analyzer/src/generated/engine.dart';
-import 'package:analyzer/src/generated/source.dart';
import 'package:analyzer/src/summary/idl.dart';
import 'package:analyzer/src/summary/package_bundle_reader.dart';
-import 'package:analyzer/src/task/api/dart.dart';
-import 'package:analyzer/src/task/api/general.dart';
-import 'package:analyzer/src/task/dart.dart';
import 'package:test/test.dart';
import 'package:test_reflective_loader/test_reflective_loader.dart';
main() {
defineReflectiveSuite(() {
- defineReflectiveTests(ResynthesizerResultProviderTest);
defineReflectiveTests(SummaryDataStoreTest);
});
}
@@ -31,125 +24,6 @@
}
@reflectiveTest
-class ResynthesizerResultProviderTest {
- _SourceFactoryMock sourceFactory = new _SourceFactoryMock();
- _InternalAnalysisContextMock context = new _InternalAnalysisContextMock();
- UniversalCachePartition cachePartition;
-
- Source source1 = new _SourceMock('package:p1/u1.dart', '/p1/lib/u1.dart');
- Source source2 = new _SourceMock('package:p1/u2.dart', '/p1/lib/u2.dart');
- Source source3 = new _SourceMock('package:p2/u1.dart', '/p2/lib/u1.dart');
- CacheEntry entry1;
- CacheEntry entry2;
- CacheEntry entry3;
-
- _PackageBundleMock bundle = new _PackageBundleMock();
- _UnlinkedUnitMock unlinkedUnit1 = new _UnlinkedUnitMock();
- _UnlinkedUnitMock unlinkedUnit2 = new _UnlinkedUnitMock();
- _LinkedLibraryMock linkedLibrary = new _LinkedLibraryMock();
-
- SummaryDataStore dataStore = new SummaryDataStore(<String>[]);
- _TestResynthesizerResultProvider provider;
-
- void setUp() {
- cachePartition = new UniversalCachePartition(context);
- entry1 = new CacheEntry(source1);
- entry2 = new CacheEntry(source2);
- entry3 = new CacheEntry(source3);
- cachePartition.put(entry1);
- cachePartition.put(entry2);
- cachePartition.put(entry3);
-
- sourceFactory.resolvedUriMap['package:p1/u1.dart'] = source1;
- sourceFactory.resolvedUriMap['package:p1/u2.dart'] = source2;
- context.sourceFactory = sourceFactory;
-
- bundle.unlinkedUnitUris = <String>[
- 'package:p1/u1.dart',
- 'package:p1/u2.dart'
- ];
- bundle.unlinkedUnits = <UnlinkedUnit>[unlinkedUnit1, unlinkedUnit2];
- bundle.linkedLibraryUris = <String>['package:p1/u1.dart'];
- bundle.linkedLibraries = <LinkedLibrary>[linkedLibrary];
- dataStore.addBundle('/p1.ds', bundle);
-
- unlinkedUnit1.isPartOf = false;
- unlinkedUnit2.isPartOf = true;
-
- var namespace1 = _namespaceWithParts(['package:p1/u2.dart']);
- var namespace2 = _namespaceWithParts([]);
- unlinkedUnit1.publicNamespace = namespace1;
- unlinkedUnit2.publicNamespace = namespace2;
-
- provider = new _TestResynthesizerResultProvider(context, dataStore);
- provider.sourcesWithResults.add(source1);
- provider.sourcesWithResults.add(source2);
- }
-
- test_compute_CONTAINING_LIBRARIES_librarySource() {
- bool success = provider.compute(entry1, CONTAINING_LIBRARIES);
- expect(success, isTrue);
- expect(entry1.getValue(CONTAINING_LIBRARIES), unorderedEquals([source1]));
- }
-
- test_compute_CONTAINING_LIBRARIES_partSource() {
- bool success = provider.compute(entry2, CONTAINING_LIBRARIES);
- expect(success, isTrue);
- expect(entry2.getValue(CONTAINING_LIBRARIES), unorderedEquals([source1]));
- }
-
- test_compute_LINE_INFO_emptyLineStarts() {
- unlinkedUnit1.lineStarts = <int>[];
- bool success = provider.compute(entry1, LINE_INFO);
- expect(success, isFalse);
- }
-
- test_compute_LINE_INFO_hasLineStarts() {
- unlinkedUnit1.lineStarts = <int>[10, 20, 30];
- bool success = provider.compute(entry1, LINE_INFO);
- expect(success, isTrue);
- expect(entry1.getValue(LINE_INFO).lineStarts, <int>[10, 20, 30]);
- }
-
- test_compute_MODIFICATION_TIME_hasResult() {
- bool success = provider.compute(entry1, MODIFICATION_TIME);
- expect(success, isTrue);
- expect(entry1.getValue(MODIFICATION_TIME), 0);
- }
-
- test_compute_MODIFICATION_TIME_noResult() {
- bool success = provider.compute(entry3, MODIFICATION_TIME);
- expect(success, isFalse);
- expect(entry3.getState(MODIFICATION_TIME), CacheState.INVALID);
- }
-
- test_compute_SOURCE_KIND_librarySource() {
- bool success = provider.compute(entry1, SOURCE_KIND);
- expect(success, isTrue);
- expect(entry1.getValue(SOURCE_KIND), SourceKind.LIBRARY);
- }
-
- test_compute_SOURCE_KIND_librarySource_isPartOf() {
- unlinkedUnit1.isPartOf = true;
- bool success = provider.compute(entry1, SOURCE_KIND);
- expect(success, isTrue);
- expect(entry1.getValue(SOURCE_KIND), SourceKind.PART);
- }
-
- test_compute_SOURCE_KIND_noResults() {
- bool success = provider.compute(entry3, SOURCE_KIND);
- expect(success, isFalse);
- expect(entry3.getState(SOURCE_KIND), CacheState.INVALID);
- }
-
- test_compute_SOURCE_KIND_partSource() {
- bool success = provider.compute(entry2, SOURCE_KIND);
- expect(success, isTrue);
- expect(entry2.getValue(SOURCE_KIND), SourceKind.PART);
- }
-}
-
-@reflectiveTest
class SummaryDataStoreTest {
SummaryDataStore dataStore =
new SummaryDataStore(<String>[], disallowOverlappingSummaries: true);
@@ -289,16 +163,6 @@
}
}
-class _InternalAnalysisContextMock implements InternalAnalysisContext {
- @override
- SourceFactory sourceFactory;
-
- @override
- noSuchMethod(Invocation invocation) {
- throw new StateError('Unexpected invocation of ${invocation.memberName}');
- }
-}
-
class _LinkedLibraryMock implements LinkedLibrary {
@override
noSuchMethod(Invocation invocation) {
@@ -328,54 +192,6 @@
}
}
-class _SourceFactoryMock implements SourceFactory {
- Map<String, Source> resolvedUriMap = <String, Source>{};
-
- @override
- noSuchMethod(Invocation invocation) {
- throw new StateError('Unexpected invocation of ${invocation.memberName}');
- }
-
- @override
- Source resolveUri(Source containingSource, String containedUri) {
- return resolvedUriMap[containedUri];
- }
-}
-
-class _SourceMock implements Source {
- @override
- final Uri uri;
-
- @override
- final String fullName;
-
- _SourceMock(String uriStr, this.fullName) : uri = Uri.parse(uriStr);
-
- @override
- Source get librarySource => null;
-
- @override
- Source get source => this;
-
- noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
-
- @override
- String toString() => '$uri ($fullName)';
-}
-
-class _TestResynthesizerResultProvider extends ResynthesizerResultProvider {
- final Set<Source> sourcesWithResults = new Set<Source>();
-
- _TestResynthesizerResultProvider(
- InternalAnalysisContext context, SummaryDataStore dataStore)
- : super(context, null, dataStore);
-
- @override
- bool hasResultsForSource(Source source) {
- return sourcesWithResults.contains(source);
- }
-}
-
class _UnlinkedPublicNamespaceMock implements UnlinkedPublicNamespace {
@override
List<String> parts;