pkg/compiler/lib/src/js_backend/backend_helpers.dart - Issue 2814453005: Merge CommonElements and BackendHelpers!

Unified Diff: pkg/compiler/lib/src/js_backend/backend_helpers.dart

Issue 2814453005: Merge CommonElements and BackendHelpers! (Closed)

Patch Set: comments and re-merge, take two Created 3 years, 8 months ago

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Index: pkg/compiler/lib/src/js_backend/backend_helpers.dart

diff --git a/pkg/compiler/lib/src/js_backend/backend_helpers.dart b/pkg/compiler/lib/src/js_backend/backend_helpers.dart

deleted file mode 100644

index 0b086c925f02b24d03cf727f8c8fda4674918d24..0000000000000000000000000000000000000000

--- a/pkg/compiler/lib/src/js_backend/backend_helpers.dart

+++ /dev/null

@@ -1,786 +0,0 @@

-// BSD-style license that can be found in the LICENSE file.

-library dart2js.js_backend.helpers;

-import '../common/names.dart' show Identifiers, Uris;

-import '../common_elements.dart' show CommonElements, ElementEnvironment;

-import '../elements/elements.dart' show PublicName;

-import '../elements/entities.dart';

-import '../library_loader.dart' show LoadedLibraries;

-import '../universe/call_structure.dart' show CallStructure;

-import '../universe/selector.dart' show Selector;

-import 'constant_system_javascript.dart';

-import 'js_backend.dart';

-/// Helper classes and functions for the JavaScript backend.

-class BackendHelpers {

- static final Uri DART_JS_HELPER = new Uri(scheme: 'dart', path: '_js_helper');

- static final Uri DART_INTERCEPTORS =

- new Uri(scheme: 'dart', path: '_interceptors');

- static final Uri DART_FOREIGN_HELPER =

- new Uri(scheme: 'dart', path: '_foreign_helper');

- static final Uri DART_JS_MIRRORS =

- new Uri(scheme: 'dart', path: '_js_mirrors');

- static final Uri DART_JS_NAMES = new Uri(scheme: 'dart', path: '_js_names');

- static final Uri DART_EMBEDDED_NAMES =

- new Uri(scheme: 'dart', path: '_js_embedded_names');

- static final Uri DART_ISOLATE_HELPER =

- new Uri(scheme: 'dart', path: '_isolate_helper');

- static final Uri PACKAGE_JS = new Uri(scheme: 'package', path: 'js/js.dart');

- static const String INVOKE_ON = '_getCachedInvocation';

- static const String START_ROOT_ISOLATE = 'startRootIsolate';

- static const String JS = 'JS';

- static const String JS_BUILTIN = 'JS_BUILTIN';

- static const String JS_EMBEDDED_GLOBAL = 'JS_EMBEDDED_GLOBAL';

- static const String JS_INTERCEPTOR_CONSTANT = 'JS_INTERCEPTOR_CONSTANT';

- final ElementEnvironment _env;

- final CommonElements commonElements;

- BackendHelpers(this._env, this.commonElements);

- ClassEntity _findInterceptorsClass(String name) =>

- _findClass(interceptorsLibrary, name);

- FunctionEntity _findInterceptorsFunction(String name) =>

- _findLibraryMember(interceptorsLibrary, name);

- ClassEntity _findHelperClass(String name) =>

- _findClass(jsHelperLibrary, name);

- // TODO(johnniwinther): Avoid the need for this (from [CheckedModeHelper]).

- FunctionEntity findHelperFunction(String name) => _findHelperFunction(name);

- FunctionEntity _findHelperFunction(String name) =>

- _findLibraryMember(jsHelperLibrary, name);

- ClassEntity _findAsyncHelperClass(String name) =>

- _findClass(asyncLibrary, name);

- FunctionEntity _findAsyncHelperFunction(String name) =>

- _findLibraryMember(asyncLibrary, name);

- FunctionEntity _findMirrorsFunction(String name) {

- LibraryEntity library = _env.lookupLibrary(DART_JS_MIRRORS);

- if (library == null) return null;

- return _env.lookupLibraryMember(library, name, required: true);

- }

- ClassEntity _findClass(LibraryEntity library, String name) {

- return _env.lookupClass(library, name, required: true);

- }

- MemberEntity _findClassMember(ClassEntity cls, String name) {

- return _env.lookupClassMember(cls, name, required: true);

- }

- MemberEntity _findLibraryMember(LibraryEntity library, String name) {

- return _env.lookupLibraryMember(library, name, required: true);

- }

- FunctionEntity findCoreHelper(String name) => _env

- .lookupLibraryMember(commonElements.coreLibrary, name, required: true);

- ConstructorEntity _findConstructor(ClassEntity cls, String name) =>

- _env.lookupConstructor(cls, name, required: true);

- void onLibrariesLoaded(LoadedLibraries loadedLibraries) {

- assert(loadedLibraries.containsLibrary(Uris.dart_core));

- assert(loadedLibraries.containsLibrary(DART_INTERCEPTORS));

- assert(loadedLibraries.containsLibrary(DART_JS_HELPER));

- }

- void onResolutionStart() {

- // TODO(johnniwinther): Avoid these. Currently needed to ensure resolution

- // of the classes for various queries in native behavior computation,

- // inference and codegen.

- _env.getThisType(jsArrayClass);

- _env.getThisType(jsExtendableArrayClass);

- }

- LibraryEntity _jsHelperLibrary;

- LibraryEntity get jsHelperLibrary =>

- _jsHelperLibrary ??= _env.lookupLibrary(DART_JS_HELPER);

- LibraryEntity _asyncLibrary;

- LibraryEntity get asyncLibrary =>

- _asyncLibrary ??= _env.lookupLibrary(Uris.dart_async);

- LibraryEntity _interceptorsLibrary;

- LibraryEntity get interceptorsLibrary =>

- _interceptorsLibrary ??= _env.lookupLibrary(DART_INTERCEPTORS);

- LibraryEntity _foreignLibrary;

- LibraryEntity get foreignLibrary =>

- _foreignLibrary ??= _env.lookupLibrary(DART_FOREIGN_HELPER);

- LibraryEntity _isolateHelperLibrary;

- LibraryEntity get isolateHelperLibrary =>

- _isolateHelperLibrary ??= _env.lookupLibrary(DART_ISOLATE_HELPER);

- /// Reference to the internal library to lookup functions to always inline.

- LibraryEntity _internalLibrary;

- LibraryEntity get internalLibrary =>

- _internalLibrary ??= _env.lookupLibrary(Uris.dart__internal);

- FunctionEntity _assertTest;

- FunctionEntity get assertTest =>

- _assertTest ??= _findHelperFunction('assertTest');

- FunctionEntity _assertThrow;

- FunctionEntity get assertThrow =>

- _assertThrow ??= _findHelperFunction('assertThrow');

- FunctionEntity _assertHelper;

- FunctionEntity get assertHelper =>

- _assertHelper ??= _findHelperFunction('assertHelper');

- FunctionEntity _assertUnreachableMethod;

- FunctionEntity get assertUnreachableMethod =>

- _assertUnreachableMethod ??= _findHelperFunction('assertUnreachable');

- ClassEntity _closureClass;

- ClassEntity get closureClass => _closureClass ??= _findHelperClass('Closure');

- ClassEntity _boundClosureClass;

- ClassEntity get boundClosureClass =>

- _boundClosureClass ??= _findHelperClass('BoundClosure');

- FunctionEntity _invokeOnMethod;

- FunctionEntity get invokeOnMethod => _invokeOnMethod ??=

- _env.lookupClassMember(jsInvocationMirrorClass, INVOKE_ON);

- ClassEntity _jsInterceptorClass;

- ClassEntity get jsInterceptorClass =>

- _jsInterceptorClass ??= _findInterceptorsClass('Interceptor');

- ClassEntity _jsStringClass;

- ClassEntity get jsStringClass =>

- _jsStringClass ??= _findInterceptorsClass('JSString');

- ClassEntity _jsArrayClass;

- ClassEntity get jsArrayClass =>

- _jsArrayClass ??= _findInterceptorsClass('JSArray');

- ClassEntity _jsNumberClass;

- ClassEntity get jsNumberClass =>

- _jsNumberClass ??= _findInterceptorsClass('JSNumber');

- ClassEntity _jsIntClass;

- ClassEntity get jsIntClass => _jsIntClass ??= _findInterceptorsClass('JSInt');

- ClassEntity _jsDoubleClass;

- ClassEntity get jsDoubleClass =>

- _jsDoubleClass ??= _findInterceptorsClass('JSDouble');

- ClassEntity _jsNullClass;

- ClassEntity get jsNullClass =>

- _jsNullClass ??= _findInterceptorsClass('JSNull');

- ClassEntity _jsBoolClass;

- ClassEntity get jsBoolClass =>

- _jsBoolClass ??= _findInterceptorsClass('JSBool');

- ClassEntity _jsPlainJavaScriptObjectClass;

- ClassEntity get jsPlainJavaScriptObjectClass =>

- _jsPlainJavaScriptObjectClass ??=

- _findInterceptorsClass('PlainJavaScriptObject');

- ClassEntity _jsUnknownJavaScriptObjectClass;

- ClassEntity get jsUnknownJavaScriptObjectClass =>

- _jsUnknownJavaScriptObjectClass ??=

- _findInterceptorsClass('UnknownJavaScriptObject');

- ClassEntity _jsJavaScriptFunctionClass;

- ClassEntity get jsJavaScriptFunctionClass => _jsJavaScriptFunctionClass ??=

- _findInterceptorsClass('JavaScriptFunction');

- ClassEntity _jsJavaScriptObjectClass;

- ClassEntity get jsJavaScriptObjectClass =>

- _jsJavaScriptObjectClass ??= _findInterceptorsClass('JavaScriptObject');

- ClassEntity _jsIndexableClass;

- ClassEntity get jsIndexableClass =>

- _jsIndexableClass ??= _findInterceptorsClass('JSIndexable');

- ClassEntity _jsMutableIndexableClass;

- ClassEntity get jsMutableIndexableClass =>

- _jsMutableIndexableClass ??= _findInterceptorsClass('JSMutableIndexable');

- ClassEntity _jsMutableArrayClass;

- ClassEntity get jsMutableArrayClass =>

- _jsMutableArrayClass ??= _findInterceptorsClass('JSMutableArray');

- ClassEntity _jsFixedArrayClass;

- ClassEntity get jsFixedArrayClass =>

- _jsFixedArrayClass ??= _findInterceptorsClass('JSFixedArray');

- ClassEntity _jsExtendableArrayClass;

- ClassEntity get jsExtendableArrayClass =>

- _jsExtendableArrayClass ??= _findInterceptorsClass('JSExtendableArray');

- ClassEntity _jsUnmodifiableArrayClass;

- ClassEntity get jsUnmodifiableArrayClass => _jsUnmodifiableArrayClass ??=

- _findInterceptorsClass('JSUnmodifiableArray');

- ClassEntity _jsPositiveIntClass;

- ClassEntity get jsPositiveIntClass =>

- _jsPositiveIntClass ??= _findInterceptorsClass('JSPositiveInt');

- ClassEntity _jsUInt32Class;

- ClassEntity get jsUInt32Class =>

- _jsUInt32Class ??= _findInterceptorsClass('JSUInt32');

- ClassEntity _jsUInt31Class;

- ClassEntity get jsUInt31Class =>

- _jsUInt31Class ??= _findInterceptorsClass('JSUInt31');

- MemberEntity _jsIndexableLength;

- MemberEntity get jsIndexableLength =>

- _jsIndexableLength ??= _findClassMember(jsIndexableClass, 'length');

- ConstructorEntity _jsArrayTypedConstructor;

- ConstructorEntity get jsArrayTypedConstructor =>

- _jsArrayTypedConstructor ??= _findConstructor(jsArrayClass, 'typed');

- FunctionEntity _jsArrayRemoveLast;

- FunctionEntity get jsArrayRemoveLast =>

- _jsArrayRemoveLast ??= _findClassMember(jsArrayClass, 'removeLast');

- FunctionEntity _jsArrayAdd;

- FunctionEntity get jsArrayAdd =>

- _jsArrayAdd ??= _findClassMember(jsArrayClass, 'add');

- FunctionEntity _jsStringSplit;

- FunctionEntity get jsStringSplit =>

- _jsStringSplit ??= _findClassMember(jsStringClass, 'split');

- FunctionEntity _jsStringToString;

- FunctionEntity get jsStringToString =>

- _jsStringToString ??= _findClassMember(jsStringClass, 'toString');

- FunctionEntity _jsStringOperatorAdd;

- FunctionEntity get jsStringOperatorAdd =>

- _jsStringOperatorAdd ??= _findClassMember(jsStringClass, '+');

- FunctionEntity _objectEquals;

- FunctionEntity get objectEquals =>

- _objectEquals ??= _findClassMember(commonElements.objectClass, '==');

- ClassEntity _typeLiteralClass;

- ClassEntity get typeLiteralClass =>

- _typeLiteralClass ??= _findHelperClass('TypeImpl');

- ClassEntity _mapLiteralClass;

- ClassEntity get mapLiteralClass {

- if (_mapLiteralClass == null) {

- _mapLiteralClass =

- _env.lookupClass(commonElements.coreLibrary, 'LinkedHashMap');

- if (_mapLiteralClass == null) {

- _mapLiteralClass = _findClass(

- _env.lookupLibrary(Uris.dart_collection), 'LinkedHashMap');

- }

- return _mapLiteralClass;

- }

- ClassEntity _constMapLiteralClass;

- ClassEntity get constMapLiteralClass =>

- _constMapLiteralClass ??= _findHelperClass('ConstantMap');

- ClassEntity _typeVariableClass;

- ClassEntity get typeVariableClass =>

- _typeVariableClass ??= _findHelperClass('TypeVariable');

- ConstructorEntity _typeVariableConstructor;

- ConstructorEntity get typeVariableConstructor => _typeVariableConstructor ??=

- _env.lookupConstructor(typeVariableClass, '');

- ClassEntity _noSideEffectsClass;

- ClassEntity get noSideEffectsClass =>

- _noSideEffectsClass ??= _findHelperClass('NoSideEffects');

- ClassEntity _noThrowsClass;

- ClassEntity get noThrowsClass =>

- _noThrowsClass ??= _findHelperClass('NoThrows');

- ClassEntity _noInlineClass;

- ClassEntity get noInlineClass =>

- _noInlineClass ??= _findHelperClass('NoInline');

- ClassEntity _forceInlineClass;

- ClassEntity get forceInlineClass =>

- _forceInlineClass ??= _findHelperClass('ForceInline');

- ClassEntity _irRepresentationClass;

- ClassEntity get irRepresentationClass =>

- _irRepresentationClass ??= _findHelperClass('IrRepresentation');

- ClassEntity _jsAnnotationClass;

- ClassEntity get jsAnnotationClass {

- if (_jsAnnotationClass == null) {

- LibraryEntity library = _env.lookupLibrary(PACKAGE_JS);

- if (library == null) return null;

- _jsAnnotationClass = _findClass(library, 'JS');

- }

- return _jsAnnotationClass;

- }

- ClassEntity _jsAnonymousClass;

- ClassEntity get jsAnonymousClass {

- if (_jsAnonymousClass == null) {

- LibraryEntity library = _env.lookupLibrary(PACKAGE_JS);

- if (library == null) return null;

- _jsAnonymousClass = _findClass(library, '_Anonymous');

- }

- return _jsAnonymousClass;

- }

- FunctionEntity _getInterceptorMethod;

- FunctionEntity get getInterceptorMethod =>

- _getInterceptorMethod ??= _findInterceptorsFunction('getInterceptor');

- ClassEntity _jsInvocationMirrorClass;

- ClassEntity get jsInvocationMirrorClass =>

- _jsInvocationMirrorClass ??= _findHelperClass('JSInvocationMirror');

- ClassEntity _typedArrayClass;

- ClassEntity get typedArrayClass => _typedArrayClass ??= _findClass(

- _env.lookupLibrary(Uris.dart__native_typed_data, required: true),

- 'NativeTypedArray');

- ClassEntity _typedArrayOfIntClass;

- ClassEntity get typedArrayOfIntClass => _typedArrayOfIntClass ??= _findClass(

- _env.lookupLibrary(Uris.dart__native_typed_data, required: true),

- 'NativeTypedArrayOfInt');

- /**

- * Interface used to determine if an object has the JavaScript

- * indexing behavior. The interface is only visible to specific

- * libraries.

- */

- ClassEntity _jsIndexingBehaviorInterface;

- ClassEntity get jsIndexingBehaviorInterface =>

- _jsIndexingBehaviorInterface ??=

- _findHelperClass('JavaScriptIndexingBehavior');

- FunctionEntity _getNativeInterceptorMethod;

- FunctionEntity get getNativeInterceptorMethod =>

- _getNativeInterceptorMethod ??=

- _findInterceptorsFunction('getNativeInterceptor');

- /// Holds the method "getIsolateAffinityTag" when dart:_js_helper has been

- /// loaded.

- FunctionEntity _getIsolateAffinityTagMarker;

- FunctionEntity get getIsolateAffinityTagMarker =>

- _getIsolateAffinityTagMarker ??=

- _findHelperFunction('getIsolateAffinityTag');

- /// Holds the method "disableTreeShaking" in js_mirrors when

- /// dart:mirrors has been loaded.

- FunctionEntity _disableTreeShakingMarker;

- FunctionEntity get disableTreeShakingMarker =>

- _disableTreeShakingMarker ??= _findMirrorsFunction('disableTreeShaking');

- /// Holds the method "preserveNames" in js_mirrors when

- /// dart:mirrors has been loaded.

- FunctionEntity _preserveNamesMarker;

- FunctionEntity get preserveNamesMarker {

- if (_preserveNamesMarker == null) {

- LibraryEntity library = _env.lookupLibrary(DART_JS_NAMES);

- if (library != null) {

- _preserveNamesMarker = _findLibraryMember(library, 'preserveNames');

- }

- return _preserveNamesMarker;

- }

- /// Holds the method "preserveMetadata" in js_mirrors when

- /// dart:mirrors has been loaded.

- FunctionEntity _preserveMetadataMarker;

- FunctionEntity get preserveMetadataMarker =>

- _preserveMetadataMarker ??= _findMirrorsFunction('preserveMetadata');

- /// Holds the method "preserveUris" in js_mirrors when

- /// dart:mirrors has been loaded.

- FunctionEntity _preserveUrisMarker;

- FunctionEntity get preserveUrisMarker =>

- _preserveUrisMarker ??= _findMirrorsFunction('preserveUris');

- /// Holds the method "preserveLibraryNames" in js_mirrors when

- /// dart:mirrors has been loaded.

- FunctionEntity _preserveLibraryNamesMarker;

- FunctionEntity get preserveLibraryNamesMarker =>

- _preserveLibraryNamesMarker ??=

- _findMirrorsFunction('preserveLibraryNames');

- /// Holds the method "requiresPreamble" in _js_helper.

- FunctionEntity _requiresPreambleMarker;

- FunctionEntity get requiresPreambleMarker =>

- _requiresPreambleMarker ??= _findHelperFunction('requiresPreamble');

- /// Holds the class for the [JsGetName] enum.

- ClassEntity _jsGetNameEnum;

- ClassEntity get jsGetNameEnum => _jsGetNameEnum ??= _findClass(

- _env.lookupLibrary(DART_EMBEDDED_NAMES, required: true), 'JsGetName');

- /// Holds the class for the [JsBuiltins] enum.

- ClassEntity _jsBuiltinEnum;

- ClassEntity get jsBuiltinEnum => _jsBuiltinEnum ??= _findClass(

- _env.lookupLibrary(DART_EMBEDDED_NAMES, required: true), 'JsBuiltin');

- final Selector symbolValidatedConstructorSelector =

- new Selector.call(const PublicName('validated'), CallStructure.ONE_ARG);

- ConstructorEntity get symbolValidatedConstructor =>

- _symbolValidatedConstructor ??= _findConstructor(

- symbolImplementationClass, symbolValidatedConstructorSelector.name);

- ClassEntity _symbolImplementationClass;

- ClassEntity get symbolImplementationClass =>

- _symbolImplementationClass ??= _findClass(internalLibrary, 'Symbol');

- FieldEntity _symbolImplementationField;

- /// Returns the field that holds the internal name in the implementation class

- /// for `Symbol`.

- FieldEntity get symbolImplementationField => _symbolImplementationField ??=

- _env.lookupClassMember(symbolImplementationClass, '_name',

- required: true);

- ConstructorEntity _symbolValidatedConstructor;

- bool isSymbolValidatedConstructor(ConstructorEntity element) {

- if (_symbolValidatedConstructor != null) {

- return element == _symbolValidatedConstructor;

- }

- return false;

- }

- ConstructorEntity _mapLiteralConstructor;

- ConstructorEntity _mapLiteralConstructorEmpty;

- FunctionEntity _mapLiteralUntypedMaker;

- FunctionEntity _mapLiteralUntypedEmptyMaker;

- ConstructorEntity get mapLiteralConstructor {

- _ensureMapLiteralHelpers();

- return _mapLiteralConstructor;

- }

- ConstructorEntity get mapLiteralConstructorEmpty {

- _ensureMapLiteralHelpers();

- return _mapLiteralConstructorEmpty;

- }

- FunctionEntity get mapLiteralUntypedMaker {

- _ensureMapLiteralHelpers();

- return _mapLiteralUntypedMaker;

- }

- FunctionEntity get mapLiteralUntypedEmptyMaker {

- _ensureMapLiteralHelpers();

- return _mapLiteralUntypedEmptyMaker;

- }

- void _ensureMapLiteralHelpers() {

- if (_mapLiteralConstructor != null) return;

- _mapLiteralConstructor =

- _env.lookupConstructor(mapLiteralClass, '_literal');

- _mapLiteralConstructorEmpty =

- _env.lookupConstructor(mapLiteralClass, '_empty');

- _mapLiteralUntypedMaker =

- _env.lookupClassMember(mapLiteralClass, '_makeLiteral');

- _mapLiteralUntypedEmptyMaker =

- _env.lookupClassMember(mapLiteralClass, '_makeEmpty');

- }

- FunctionEntity get badMain {

- return _findHelperFunction('badMain');

- }

- FunctionEntity get missingMain {

- return _findHelperFunction('missingMain');

- }

- FunctionEntity get mainHasTooManyParameters {

- return _findHelperFunction('mainHasTooManyParameters');

- }

- FunctionEntity get loadLibraryWrapper {

- return _findHelperFunction("_loadLibraryWrapper");

- }

- FunctionEntity get boolConversionCheck {

- return _findHelperFunction('boolConversionCheck');

- }

- FunctionEntity _traceHelper;

- FunctionEntity get traceHelper {

- return _traceHelper ??= JavaScriptBackend.TRACE_METHOD == 'console'

- ? _consoleTraceHelper

- : _postTraceHelper;

- }

- FunctionEntity get _consoleTraceHelper =>

- _findHelperFunction('consoleTraceHelper');

- FunctionEntity get _postTraceHelper => _findHelperFunction('postTraceHelper');

- FunctionEntity get closureFromTearOff =>

- _findHelperFunction('closureFromTearOff');

- FunctionEntity get isJsIndexable => _findHelperFunction('isJsIndexable');

- FunctionEntity get throwIllegalArgumentException =>

- _findHelperFunction('iae');

- FunctionEntity get throwIndexOutOfRangeException =>

- _findHelperFunction('ioore');

- FunctionEntity get exceptionUnwrapper =>

- _findHelperFunction('unwrapException');

- FunctionEntity get throwRuntimeError =>

- _findHelperFunction('throwRuntimeError');

- FunctionEntity get throwTypeError => _findHelperFunction('throwTypeError');

- FunctionEntity get throwAbstractClassInstantiationError =>

- _findHelperFunction('throwAbstractClassInstantiationError');

- FunctionEntity _cachedCheckConcurrentModificationError;

- FunctionEntity get checkConcurrentModificationError =>

- _cachedCheckConcurrentModificationError ??=

- _findHelperFunction('checkConcurrentModificationError');

- FunctionEntity get throwConcurrentModificationError =>

- _findHelperFunction('throwConcurrentModificationError');

- FunctionEntity _checkInt;

- FunctionEntity get checkInt => _checkInt ??= _findHelperFunction('checkInt');

- FunctionEntity _checkNum;

- FunctionEntity get checkNum => _checkNum ??= _findHelperFunction('checkNum');

- FunctionEntity _checkString;

- FunctionEntity get checkString =>

- _checkString ??= _findHelperFunction('checkString');

- FunctionEntity get stringInterpolationHelper => _findHelperFunction('S');

- FunctionEntity get wrapExceptionHelper =>

- _findHelperFunction('wrapException');

- FunctionEntity get throwExpressionHelper =>

- _findHelperFunction('throwExpression');

- FunctionEntity get closureConverter =>

- _findHelperFunction('convertDartClosureToJS');

- FunctionEntity get traceFromException =>

- _findHelperFunction('getTraceFromException');

- FunctionEntity get setRuntimeTypeInfo =>

- _findHelperFunction('setRuntimeTypeInfo');

- FunctionEntity get getRuntimeTypeInfo =>

- _findHelperFunction('getRuntimeTypeInfo');

- FunctionEntity get getTypeArgumentByIndex =>

- _findHelperFunction('getTypeArgumentByIndex');

- FunctionEntity get computeSignature =>

- _findHelperFunction('computeSignature');

- FunctionEntity get getRuntimeTypeArguments =>

- _findHelperFunction('getRuntimeTypeArguments');

- FunctionEntity get getRuntimeTypeArgument =>

- _findHelperFunction('getRuntimeTypeArgument');

- FunctionEntity get runtimeTypeToString =>

- _findHelperFunction('runtimeTypeToString');

- FunctionEntity get assertIsSubtype => _findHelperFunction('assertIsSubtype');

- FunctionEntity get checkSubtype => _findHelperFunction('checkSubtype');

- FunctionEntity get assertSubtype => _findHelperFunction('assertSubtype');

- FunctionEntity get subtypeCast => _findHelperFunction('subtypeCast');

- FunctionEntity get functionTypeTest =>

- _findHelperFunction('functionTypeTest');

- FunctionEntity get checkSubtypeOfRuntimeType =>

- _findHelperFunction('checkSubtypeOfRuntimeType');

- FunctionEntity get assertSubtypeOfRuntimeType =>

- _findHelperFunction('assertSubtypeOfRuntimeType');

- FunctionEntity get subtypeOfRuntimeTypeCast =>

- _findHelperFunction('subtypeOfRuntimeTypeCast');

- FunctionEntity get checkDeferredIsLoaded =>

- _findHelperFunction('checkDeferredIsLoaded');

- FunctionEntity get throwNoSuchMethod =>

- _findHelperFunction('throwNoSuchMethod');

- FunctionEntity get malformedTypeError =>

- _cachedCoreHelper('_malformedTypeError');

- FunctionEntity get genericNoSuchMethod =>

- _cachedCoreHelper('_genericNoSuchMethod');

- FunctionEntity get unresolvedConstructorError =>

- _cachedCoreHelper('_unresolvedConstructorError');

- FunctionEntity get unresolvedStaticGetterError =>

- _cachedCoreHelper('_unresolvedStaticGetterError');

- FunctionEntity get unresolvedStaticSetterError =>

- _cachedCoreHelper('_unresolvedStaticSetterError');

- FunctionEntity get unresolvedStaticMethodError =>

- _cachedCoreHelper('_unresolvedStaticMethodError');

- FunctionEntity get unresolvedTopLevelGetterError =>

- _cachedCoreHelper('_unresolvedTopLevelGetterError');

- FunctionEntity get unresolvedTopLevelSetterError =>

- _cachedCoreHelper('_unresolvedTopLevelSetterError');

- FunctionEntity get unresolvedTopLevelMethodError =>

- _cachedCoreHelper('_unresolvedTopLevelMethodError');

- Map<String, FunctionEntity> _cachedCoreHelpers = <String, FunctionEntity>{};

- FunctionEntity _cachedCoreHelper(String name) =>

- _cachedCoreHelpers[name] ??= findCoreHelper(name);

- FunctionEntity get createRuntimeType =>

- _findHelperFunction('createRuntimeType');

- FunctionEntity get fallThroughError =>

- _findHelperFunction("getFallThroughError");

- FunctionEntity get createInvocationMirror =>

- _findHelperFunction('createInvocationMirror');

- FunctionEntity get cyclicThrowHelper =>

- _findHelperFunction("throwCyclicInit");

- FunctionEntity get asyncHelper => _findAsyncHelperFunction("_asyncHelper");

- FunctionEntity get wrapBody =>

- _findAsyncHelperFunction("_wrapJsFunctionForAsync");

- FunctionEntity get yieldStar => _env.lookupClassMember(

- _findAsyncHelperClass("_IterationMarker"), "yieldStar");

- FunctionEntity get yieldSingle => _env.lookupClassMember(

- _findAsyncHelperClass("_IterationMarker"), "yieldSingle");

- FunctionEntity get syncStarUncaughtError => _env.lookupClassMember(

- _findAsyncHelperClass("_IterationMarker"), "uncaughtError");

- FunctionEntity get asyncStarHelper =>

- _findAsyncHelperFunction("_asyncStarHelper");

- FunctionEntity get streamOfController =>

- _findAsyncHelperFunction("_streamOfController");

- FunctionEntity get endOfIteration => _env.lookupClassMember(

- _findAsyncHelperClass("_IterationMarker"), "endOfIteration");

- ClassEntity get syncStarIterable =>

- _findAsyncHelperClass("_SyncStarIterable");

- ClassEntity get futureImplementation => _findAsyncHelperClass('_Future');

- ClassEntity get controllerStream =>

- _findAsyncHelperClass("_ControllerStream");

- ConstructorEntity get syncStarIterableConstructor =>

- _env.lookupConstructor(syncStarIterable, "");

- ConstructorEntity get syncCompleterConstructor =>

- _env.lookupConstructor(_findAsyncHelperClass("Completer"), "sync");

- ClassEntity get asyncStarController =>

- _findAsyncHelperClass("_AsyncStarStreamController");

- ConstructorEntity get asyncStarControllerConstructor =>

- _env.lookupConstructor(asyncStarController, "", required: true);

- ConstructorEntity get streamIteratorConstructor =>

- _env.lookupConstructor(_findAsyncHelperClass("StreamIterator"), "");

- ClassEntity get VoidRuntimeType => _findHelperClass('VoidRuntimeType');

- FunctionEntity get defineProperty => _findHelperFunction('defineProperty');

- FunctionEntity get startRootIsolate =>

- _findLibraryMember(isolateHelperLibrary, START_ROOT_ISOLATE);

- FunctionEntity get currentIsolate =>

- _findLibraryMember(isolateHelperLibrary, '_currentIsolate');

- FunctionEntity get callInIsolate =>

- _findLibraryMember(isolateHelperLibrary, '_callInIsolate');

- FunctionEntity _findIndexForNativeSubclassType;

- FunctionEntity get findIndexForNativeSubclassType =>

- _findIndexForNativeSubclassType ??= _findLibraryMember(

- interceptorsLibrary, 'findIndexForNativeSubclassType');

- FunctionEntity get convertRtiToRuntimeType =>

- _findHelperFunction('convertRtiToRuntimeType');

- ClassEntity get stackTraceClass => _findHelperClass('_StackTrace');

- FunctionEntity _objectNoSuchMethod;

- FunctionEntity get objectNoSuchMethod {

- return _objectNoSuchMethod ??= _env.lookupClassMember(

- commonElements.objectClass, Identifiers.noSuchMethod_);

- }

- bool isDefaultNoSuchMethodImplementation(FunctionEntity element) {

- ClassEntity classElement = element.enclosingClass;

- return classElement == commonElements.objectClass ||

- classElement == jsInterceptorClass ||

- classElement == jsNullClass;

- }

- ClassEntity get constantMapClass =>

- _findHelperClass(JavaScriptMapConstant.DART_CLASS);

- ClassEntity get constantStringMapClass =>

- _findHelperClass(JavaScriptMapConstant.DART_STRING_CLASS);

- ClassEntity get constantProtoMapClass =>

- _findHelperClass(JavaScriptMapConstant.DART_PROTO_CLASS);

- ClassEntity get generalConstantMapClass =>

- _findHelperClass(JavaScriptMapConstant.DART_GENERAL_CLASS);

- ClassEntity get annotationCreatesClass => _findHelperClass('Creates');

- ClassEntity get annotationReturnsClass => _findHelperClass('Returns');

- ClassEntity get annotationJSNameClass => _findHelperClass('JSName');

- FunctionEntity get toStringForNativeObject =>

- _findHelperFunction('toStringForNativeObject');

- FunctionEntity get hashCodeForNativeObject =>

- _findHelperFunction('hashCodeForNativeObject');

- ClassEntity _patchAnnotationClass;

- /// The class for patch annotations defined in dart:_js_helper.

- ClassEntity get patchAnnotationClass =>

- _patchAnnotationClass ??= _findHelperClass('_Patch');

- ClassEntity _nativeAnnotationClass;

- /// The class for native annotations defined in dart:_js_helper.

- ClassEntity get nativeAnnotationClass =>

- _nativeAnnotationClass ??= _findHelperClass('Native');

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