Binder\Binder.WithQueryLambdaParametersBinder.cs (1)
99var result = BindMemberOfType(node, node, name, 0, indexed: false, receiver, default(SeparatedSyntaxList<TypeSyntax>), default(ImmutableArray<TypeWithAnnotations>), lookupResult, BoundMethodGroupFlags.None, diagnostics);
Binder\Binder_Constraints.cs (10)
121ArrayBuilder<TypeWithAnnotations>? constraintTypes = null;
249constraintTypes = ArrayBuilder<TypeWithAnnotations>.GetInstance();
256var type = BindTypeOrConstraintKeyword(typeSyntax, diagnostics, out ConstraintContextualKeyword keyword);
347return (TypeParameterConstraintClause.Create(constraints, constraintTypes?.ToImmutableAndFree() ?? ImmutableArray<TypeWithAnnotations>.Empty), syntaxBuilder);
412var constraintTypeBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance();
417var constraintType = constraintTypes[i];
448TypeWithAnnotations constraintType,
485TypeWithAnnotations type,
487ArrayBuilder<TypeWithAnnotations> constraintTypes,
553static bool isValidConstraintType(TypeParameterSymbol typeParameter, TypeConstraintSyntax syntax, TypeWithAnnotations typeWithAnnotations, bool performOnlyCycleSafeValidation, BindingDiagnosticBag diagnostics)
Binder\Binder_Deconstruct.cs (12)
374return pending.SetInferredTypeWithAnnotations(TypeWithAnnotations.Create(type), this, diagnostics);
380return pending.SetInferredTypeWithAnnotations(TypeWithAnnotations.Create(type));
476var typesWithAnnotationsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(leftLength);
518typesWithAnnotationsBuilder.Add(TypeWithAnnotations.Create(mergedType));
550var typesWithAnnotationsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(count);
569typesWithAnnotationsBuilder.Add(TypeWithAnnotations.Create(value.Type));
655typeArgumentsWithAnnotations: default(ImmutableArray<TypeWithAnnotations>),
752var declType = BindVariableTypeWithAnnotations(component.Designation, diagnostics, component.Type.SkipScoped(out _).SkipRef(), ref isConst, out isVar, out alias);
803TypeWithAnnotations declTypeWithAnnotations,
854TypeWithAnnotations declTypeWithAnnotations)
866TypeWithAnnotations declTypeWithAnnotations,
950var fieldType = field.GetFieldType(this.FieldsBeingBound);
Binder\Binder_Expressions.cs (53)
373var type = new PointerTypeSymbol(TypeWithAnnotations.Create(boundStackAlloc.ElementType));
938var declType = BindVariableTypeWithAnnotations(node.Designation, diagnostics, node.Type.SkipScoped(out _).SkipRef(), ref isConst, out isVar, out alias);
946private BoundExpression BindDeclarationVariablesForErrorRecovery(TypeWithAnnotations declTypeWithAnnotations, VariableDesignationSyntax node, CSharpSyntaxNode syntax, BindingDiagnosticBag diagnostics)
948declTypeWithAnnotations = declTypeWithAnnotations.HasType ? declTypeWithAnnotations : TypeWithAnnotations.Create(CreateErrorType("var"));
987subExpressions.SelectAsArray(e => TypeWithAnnotations.Create(e.Type)),
1022var elementTypesWithAnnotations = ArrayBuilder<TypeWithAnnotations>.GetInstance(arguments.Count);
1054var elementTypeWithAnnotations = TypeWithAnnotations.Create(boundArgument.Type);
1239TypeWithAnnotations typeWithAnnotations = BindType(node.Type, diagnostics);
1380TypeWithAnnotations typeWithAnnotations = typeofBinder.BindType(typeSyntax, diagnostics, out alias);
1404private void CheckDisallowedAttributeDependentType(TypeWithAnnotations typeArgument, NameSyntax attributeName, BindingDiagnosticBag diagnostics)
1433TypeWithAnnotations typeWithAnnotations = this.BindType(typeSyntax, diagnostics, out alias);
1572TypeWithAnnotations typeWithAnnotations = this.BindType(node.Type, diagnostics, out AliasSymbol alias);
1629default(ImmutableArray<TypeWithAnnotations>);
2585TypeWithAnnotations targetTypeWithAnnotations = this.BindType(node.Type, diagnostics);
2746private BoundExpression BindCastCore(ExpressionSyntax node, BoundExpression operand, TypeWithAnnotations targetTypeWithAnnotations, bool wasCompilerGenerated, BindingDiagnosticBag diagnostics)
2834var targetElementTypesWithAnnotations = default(ImmutableArray<TypeWithAnnotations>);
2894ImmutableArray<TypeWithAnnotations> targetElementTypesWithAnnotations)
2925private BoundExpression BindExplicitNullableCastFromNonNullable(ExpressionSyntax node, BoundExpression operand, TypeWithAnnotations targetTypeWithAnnotations, BindingDiagnosticBag diagnostics)
2933TypeWithAnnotations underlyingTargetTypeWithAnnotations = targetTypeWithAnnotations.Type.GetNullableUnderlyingTypeWithAnnotations();
3176var declType = BindVariableTypeWithAnnotations(designation, diagnostics, typeSyntax, ref isConst, out isVar, out alias);
3225var declType = BindVariableTypeWithAnnotations(declarationExpression, diagnostics, typeSyntax, ref isConst, out isVar, out alias);
3489TypeWithAnnotations parameterTypeWithAnnotations,
3589TypeWithAnnotations paramsElementTypeOpt = result.ParamsElementTypeOpt;
3646void reportUnsafeIfNeeded(MemberResolutionResult<TMember> methodResult, BindingDiagnosticBag diagnostics, BoundExpression argument, TypeWithAnnotations parameterTypeWithAnnotations)
4138var arrayType = ArrayTypeSymbol.CreateCSharpArray(Compilation.Assembly, TypeWithAnnotations.Create(bestType), rank);
4167type: GetStackAllocType(node, TypeWithAnnotations.Create(bestType), diagnostics, out bool hasErrors),
4513var elementType = arrayType.ElementTypeWithAnnotations;
4598private TypeSymbol GetStackAllocType(SyntaxNode node, TypeWithAnnotations elementTypeWithAnnotations, BindingDiagnosticBag diagnostics, out bool hasErrors)
5098typeArgumentsWithAnnotations: ImmutableArray<TypeWithAnnotations>.Empty,
5193var typeWithAnnotations = BindType(node.Type, diagnostics);
6705var finalApplicableCandidates = GetCandidatesPassingFinalValidation(node, overloadResolutionResult, receiverOpt: null, default(ImmutableArray<TypeWithAnnotations>), isExtensionMethodGroup: false, diagnostics);
7593ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations = rightHasTypeArguments ?
7595default(ImmutableArray<TypeWithAnnotations>);
7610var typeArgument = typeArgumentsWithAnnotations[i];
7638/// <see cref="MakeQueryInvocation(CSharpSyntaxNode, BoundExpression, string, TypeSyntax, TypeWithAnnotations, BindingDiagnosticBag, string)"/>.
7713var typeArguments = typeArgumentsSyntax.Count > 0 ? BindTypeArguments(typeArgumentsSyntax, diagnostics) : default(ImmutableArray<TypeWithAnnotations>);
7809ImmutableArray<TypeWithAnnotations> typeArguments,
7883ImmutableArray<TypeWithAnnotations> typeArguments,
8003ImmutableArray<TypeWithAnnotations> typeArgumentsOpt, BindingDiagnosticBag diagnostics)
8064ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations,
8136ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations, LookupResult lookupResult, BoundMethodGroupFlags flags, SyntaxNode node,
8298default(ImmutableArray<TypeWithAnnotations>),
8391ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations,
8468typeWithAnnotations: TypeWithAnnotations.Create(type));
8508ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations,
8590ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations,
8697ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations,
8841ImmutableArray<TypeWithAnnotations> typeArgumentsWithAnnotations,
10139var finalApplicableCandidates = GetCandidatesPassingFinalValidation(syntax, overloadResolutionResult, receiver, default(ImmutableArray<TypeWithAnnotations>), isExtensionMethodGroup: false, diagnostics);
11178TypeWithAnnotations? returnTypeOverride = null)
11183var returnType = returnTypeOverride ?? methodSymbol.ReturnTypeWithAnnotations;
11263static bool checkConstraints(CSharpCompilation compilation, ConversionsBase conversions, NamedTypeSymbol delegateType, ImmutableArray<TypeWithAnnotations> typeArguments)
Binder\Binder_Patterns.cs (12)
332declType: TypeWithAnnotations.Create(narrowedType, NullableAnnotation.NotAnnotated),
858TypeWithAnnotations declType = BindType(typeSyntax, diagnostics, out AliasSymbol aliasOpt);
867TypeWithAnnotations declType,
926private TypeWithAnnotations BindRecursivePatternType(
942return TypeWithAnnotations.Create(inputType.StrippedType(), NullableAnnotation.NotAnnotated);
973TypeWithAnnotations declTypeWithAnnotations = BindRecursivePatternType(typeSyntax, inputType, diagnostics, ref hasErrors, out BoundTypeExpression? boundDeclType);
988positionalClause, declType, ImmutableArray<TypeWithAnnotations>.Empty, permitDesignations, ref hasErrors, patternsBuilder, diagnostics);
1156ImmutableArray<TypeWithAnnotations> elementTypesWithAnnotations,
1357var declType = TypeWithState.ForType(inputType).ToTypeWithAnnotations(Compilation);
1384addSubpatternsForTuple(ImmutableArray<TypeWithAnnotations>.Empty);
1433void addSubpatternsForTuple(ImmutableArray<TypeWithAnnotations> elementTypes)
1556typeArgumentsWithAnnotations: default(ImmutableArray<TypeWithAnnotations>),
Binder\Binder_Query.cs (8)
56var typeRestriction = BindTypeArgument(fromClause.Type, diagnostics);
397var castType = BindTypeArgument(join.Type, diagnostics);
818new AnonymousTypeField(fieldName, fieldValue.Syntax.Location, TypeWithAnnotations.Create(TypeOrError(fieldValue)), RefKind.None, ScopedKind.None);
842private UnboundLambda MakeQueryUnboundLambdaWithCast(RangeVariableMap qvm, RangeVariableSymbol parameter, ExpressionSyntax expression, TypeSyntax castTypeSyntax, TypeWithAnnotations castType, bool withDependencies)
880return MakeQueryInvocation(node, receiver, methodName, default(SeparatedSyntaxList<TypeSyntax>), default(ImmutableArray<TypeWithAnnotations>), ImmutableArray.Create(arg), diagnostics
893return MakeQueryInvocation(node, receiver, methodName, default(SeparatedSyntaxList<TypeSyntax>), default(ImmutableArray<TypeWithAnnotations>), args, diagnostics
900protected BoundCall MakeQueryInvocation(CSharpSyntaxNode node, BoundExpression receiver, string methodName, TypeSyntax typeArgSyntax, TypeWithAnnotations typeArg, BindingDiagnosticBag diagnostics
913protected BoundCall MakeQueryInvocation(CSharpSyntaxNode node, BoundExpression receiver, string methodName, SeparatedSyntaxList<TypeSyntax> typeArgsSyntax, ImmutableArray<TypeWithAnnotations> typeArgs, ImmutableArray<BoundExpression> args, BindingDiagnosticBag diagnostics
Binder\Binder_Statements.cs (13)
727TypeWithAnnotations declType = BindVariableTypeWithAnnotations(node.Declaration, diagnostics, typeSyntax, ref isConst, isVar: out isVar, alias: out alias);
786private TypeWithAnnotations BindVariableTypeWithAnnotations(CSharpSyntaxNode declarationNode, BindingDiagnosticBag diagnostics, TypeSyntax typeSyntax, ref bool isConst, out bool isVar, out AliasSymbol alias)
799TypeWithAnnotations declType = BindTypeOrVarKeyword(typeSyntax.SkipScoped(out _).SkipRef(), diagnostics, out isVar, out alias);
954TypeWithAnnotations declTypeOpt,
980TypeWithAnnotations declTypeOpt,
1025declTypeOpt = TypeWithAnnotations.Create(initializerType);
1030declTypeOpt = TypeWithAnnotations.Create(CreateErrorType("var"));
1045declTypeOpt = TypeWithAnnotations.Create(CreateErrorType("var"));
1365TypeSymbol pointerType = new PointerTypeSymbol(TypeWithAnnotations.Create(elementType));
1470return op1.SetInferredTypeWithAnnotations(TypeWithAnnotations.Create(inferredType));
2350var targetElementTypes = default(ImmutableArray<TypeWithAnnotations>);
2524ImmutableArray<TypeWithAnnotations> targetElementTypes)
2837TypeWithAnnotations declType = BindTypeOrVarKeyword(typeSyntax, diagnostics, out isVar, out alias);
Binder\Binder_Symbols.cs (36)
37internal TypeWithAnnotations BindTypeOrVarKeyword(TypeSyntax syntax, BindingDiagnosticBag diagnostics, out bool isVar)
57private TypeWithAnnotations BindTypeOrConstraintKeyword(TypeSyntax syntax, BindingDiagnosticBag diagnostics, out ConstraintContextualKeyword keyword)
78internal TypeWithAnnotations BindTypeOrVarKeyword(TypeSyntax syntax, BindingDiagnosticBag diagnostics, out bool isVar, out AliasSymbol alias)
302internal TypeWithAnnotations BindType(ExpressionSyntax syntax, BindingDiagnosticBag diagnostics, ConsList<TypeSymbol> basesBeingResolved = null, bool suppressUseSiteDiagnostics = false)
311internal TypeWithAnnotations BindType(ExpressionSyntax syntax, BindingDiagnosticBag diagnostics, out AliasSymbol alias, ConsList<TypeSymbol> basesBeingResolved = null)
341return TypeWithAnnotations.Create(new ExtendedErrorTypeSymbol(GetContainingNamespaceOrNonExtensionType(symbol.Symbol), symbol.Symbol, LookupResultKind.NotATypeOrNamespace, diagnosticInfo));
409/// stack frames due to their use of large struct like <see cref="TypeWithAnnotations"/>.
467return TypeWithAnnotations.Create(
483return TypeWithAnnotations.Create(AreNullableAnnotationsEnabled(tupleTypeSyntax.CloseParenToken), BindTupleType(tupleTypeSyntax, diagnostics, basesBeingResolved));
529void reportNullableReferenceTypesIfNeeded(SyntaxToken questionToken, TypeWithAnnotations typeArgument = default)
551TypeWithAnnotations typeArgument = BindType(typeArgumentSyntax, diagnostics, basesBeingResolved);
552TypeWithAnnotations constructedType = typeArgument.SetIsAnnotated(Compilation);
579return TypeWithAnnotations.Create(AreNullableAnnotationsEnabled(predefinedType.Keyword), type);
592return TypeWithAnnotations.Create(new ExtendedErrorTypeSymbol(left, LookupResultKind.NotATypeOrNamespace, diagnostics.Add(ErrorCode.ERR_ColColWithTypeAlias, node.Alias.Location, node.Alias.Identifier.Text)));
601var elementType = BindType(node.ElementType, diagnostics, basesBeingResolved);
609return TypeWithAnnotations.Create(new PointerTypeSymbol(elementType));
615return TypeWithAnnotations.Create(CreateErrorType());
619internal static CSDiagnosticInfo? GetNullableUnconstrainedTypeParameterDiagnosticIfNecessary(LanguageVersion languageVersion, in TypeWithAnnotations type)
635private TypeWithAnnotations BindArrayType(
642TypeWithAnnotations type = BindType(node.ElementType, diagnostics, basesBeingResolved);
678type = TypeWithAnnotations.Create(AreNullableAnnotationsEnabled(rankSpecifier.CloseBracketToken), array);
689var types = ArrayBuilder<TypeWithAnnotations>.GetInstance(numElements);
701var argumentType = BindType(argumentSyntax.Type, diagnostics, basesBeingResolved);
842return TypeWithAnnotations.Create(new ExtendedErrorTypeSymbol(qualifierOpt ?? this.Compilation.Assembly.GlobalNamespace, string.Empty, arity: 0, errorInfo: null));
868return TypeWithAnnotations.Create(new ExtendedErrorTypeSymbol(
876return TypeWithAnnotations.Create(errorResult);
1158private TypeWithAnnotations BindGenericSimpleNamespaceOrTypeOrAliasSymbol(
1264return TypeWithAnnotations.Create(AreNullableAnnotationsEnabled(node.TypeArgumentList.GreaterThanToken), resultType);
1345private ImmutableArray<TypeWithAnnotations> BindTypeArguments(SeparatedSyntaxList<TypeSyntax> typeArguments, BindingDiagnosticBag diagnostics, ConsList<TypeSymbol> basesBeingResolved = null)
1348var args = ArrayBuilder<TypeWithAnnotations>.GetInstance(typeArguments.Count);
1357private TypeWithAnnotations BindTypeArgument(TypeSyntax typeArgument, BindingDiagnosticBag diagnostics, ConsList<TypeSymbol> basesBeingResolved = null)
1371? TypeWithAnnotations.Create(UnboundArgumentErrorTypeSymbol.Instance)
1380private NamedTypeSymbol ConstructNamedTypeUnlessTypeArgumentOmitted(SyntaxNode typeSyntax, NamedTypeSymbol type, SeparatedSyntaxList<TypeSyntax> typeArgumentsSyntax, ImmutableArray<TypeWithAnnotations> typeArguments, BindingDiagnosticBag diagnostics)
1426ImmutableArray<TypeWithAnnotations> typeArguments,
1580ImmutableArray<TypeWithAnnotations> typeArguments,
1649TypeWithAnnotations type = right.TypeWithAnnotations;
Binder\ForEachLoopBinder.cs (15)
194TypeWithAnnotations inferredType;
227TypeWithAnnotations inferredType;
273TypeWithAnnotations iterationVariableType;
307TypeWithAnnotations declType = BindTypeOrVarKeyword(typeSyntax, diagnostics, out isVar, out alias);
311declType = inferredType.HasType ? inferredType : TypeWithAnnotations.Create(CreateErrorType("var"));
380iterationVariableType = inferredType.HasType ? inferredType : TypeWithAnnotations.Create(CreateErrorType("var"));
619internal TypeWithAnnotations InferCollectionElementType(BindingDiagnosticBag diagnostics, ExpressionSyntax collectionSyntax)
624GetEnumeratorInfoAndInferCollectionElementType(_syntax, collectionSyntax, ref collectionExpr, isAsync: IsAsync, isSpread: false, diagnostics, out TypeWithAnnotations inferredType, builder: out _);
677out TypeWithAnnotations inferredType,
691inferredType = TypeWithAnnotations.Create(DynamicTypeSymbol.Instance);
699inferredType = TypeWithAnnotations.Create(GetSpecialType(SpecialType.System_Char, diagnostics, collectionExpr.Syntax));
1188builder.ElementTypeWithAnnotations = builder.CurrentPropertyGetter?.ReturnTypeWithAnnotations ?? TypeWithAnnotations.Create(GetSpecialType(SpecialType.System_Object, diagnostics, errorLocationSyntax));
1310builder.ElementTypeWithAnnotations = TypeWithAnnotations.Create(
1318TypeWithAnnotations.Create(GetSpecialType(SpecialType.System_Char, diagnostics, syntax)) :
1447var typeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
Binder\Semantics\Conversions\ConversionsBase.cs (43)
1485if (anonymousFunction.HasExplicitReturnType(out var refKind, out var returnType))
1654internal static CollectionExpressionTypeKind GetCollectionExpressionTypeKind(CSharpCompilation compilation, TypeSymbol destination, out TypeWithAnnotations elementType)
1706internal static bool IsSpanOrListType(CSharpCompilation compilation, TypeSymbol targetType, WellKnownType spanType, [NotNullWhen(true)] out TypeWithAnnotations elementType)
1826internal bool HasTopLevelNullabilityIdentityConversion(TypeWithAnnotations source, TypeWithAnnotations destination)
1858internal bool HasTopLevelNullabilityImplicitConversion(TypeWithAnnotations source, TypeWithAnnotations destination)
1878private static bool IsPossiblyNullableTypeTypeParameter(in TypeWithAnnotations typeWithAnnotations)
1889public bool HasAnyNullabilityImplicitConversion(TypeWithAnnotations source, TypeWithAnnotations destination)
1959(ConversionsBase conversions, BoundExpression s, TypeWithAnnotations d, bool isChecked, ref CompoundUseSiteInfo<AssemblySymbol> u, bool forCast) =>
1976(ConversionsBase conversions, TypeWithAnnotations s, TypeWithAnnotations d, bool _, ref CompoundUseSiteInfo<AssemblySymbol> u, bool _) =>
2279private delegate Conversion ClassifyConversionFromExpressionDelegate(ConversionsBase conversions, BoundExpression sourceExpression, TypeWithAnnotations destination, bool isChecked, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo, bool forCast);
2280private delegate Conversion ClassifyConversionFromTypeDelegate(ConversionsBase conversions, TypeWithAnnotations source, TypeWithAnnotations destination, bool isChecked, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo, bool forCast);
2294(ConversionsBase conversions, BoundExpression s, TypeWithAnnotations d, bool isChecked, ref CompoundUseSiteInfo<AssemblySymbol> u, bool forCast)
2312(ConversionsBase conversions, BoundExpression s, TypeWithAnnotations d, bool isChecked, ref CompoundUseSiteInfo<AssemblySymbol> u, bool forCast) =>
2365(ConversionsBase conversions, TypeWithAnnotations s, TypeWithAnnotations d, bool _, ref CompoundUseSiteInfo<AssemblySymbol> u, bool _) =>
2384(ConversionsBase conversions, TypeWithAnnotations s, TypeWithAnnotations d, bool isChecked, ref CompoundUseSiteInfo<AssemblySymbol> u, bool forCast) =>
2405ImmutableArray<TypeWithAnnotations> sourceTypes;
2406ImmutableArray<TypeWithAnnotations> destTypes;
2590TypeWithAnnotations elementType = source.ElementTypeWithAnnotations;
2591TypeWithAnnotations argument0 = destinationAgg.TypeArgumentWithDefinitionUseSiteDiagnostics(0, ref useSiteInfo);
2601private bool HasImplicitReferenceConversion(TypeWithAnnotations source, TypeWithAnnotations destination, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
3160var typeParameters = ArrayBuilder<TypeWithAnnotations>.GetInstance();
3161var sourceTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
3162var destinationTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
3413bool hasConversion(RefKind refKind, TypeWithAnnotations sourceType, TypeWithAnnotations destinationType, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
3964var spanElementType = ((NamedTypeSymbol)destination).TypeArgumentsWithDefinitionUseSiteDiagnostics(ref useSiteInfo)[0];
3971var spanElementType = ((NamedTypeSymbol)destination).TypeArgumentsWithDefinitionUseSiteDiagnostics(ref useSiteInfo)[0];
3981var sourceElementType = ((NamedTypeSymbol)source).TypeArgumentsWithDefinitionUseSiteDiagnostics(ref useSiteInfo)[0];
3982var destinationElementType = ((NamedTypeSymbol)destination).TypeArgumentsWithDefinitionUseSiteDiagnostics(ref useSiteInfo)[0];
3991var spanElementType = ((NamedTypeSymbol)destination).TypeArgumentsWithDefinitionUseSiteDiagnostics(ref useSiteInfo)[0];
3998bool hasCovariantConversion(TypeWithAnnotations source, TypeWithAnnotations destination, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
4004bool hasIdentityConversion(TypeWithAnnotations source, TypeWithAnnotations destination)
4027var spanElementType = ((NamedTypeSymbol)destination).TypeArgumentsWithDefinitionUseSiteDiagnostics(ref useSiteInfo)[0];
Binder\Semantics\OverloadResolution\MethodTypeInference.cs (165)
73public readonly ImmutableArray<TypeWithAnnotations> InferredTypeArguments;
82ImmutableArray<TypeWithAnnotations> inferredTypeArguments,
97internal abstract TypeWithAnnotations GetTypeWithAnnotations(BoundExpression expr);
99internal abstract TypeWithAnnotations GetMethodGroupResultType(BoundMethodGroup group, MethodSymbol method);
103internal override TypeWithAnnotations GetTypeWithAnnotations(BoundExpression expr)
105return TypeWithAnnotations.Create(expr.GetTypeOrFunctionType());
108internal override TypeWithAnnotations GetMethodGroupResultType(BoundMethodGroup group, MethodSymbol method)
136private readonly ImmutableArray<TypeWithAnnotations> _formalParameterTypes;
145private readonly (TypeWithAnnotations Type, bool FromFunctionType)[] _fixedResults;
146private readonly HashSet<TypeWithAnnotations>[] _exactBounds;
147private readonly HashSet<TypeWithAnnotations>[] _upperBounds;
148private readonly HashSet<TypeWithAnnotations>[] _lowerBounds;
178ImmutableArray<TypeWithAnnotations> formalParameterTypes,
326ImmutableArray<TypeWithAnnotations> formalParameterTypes,
346_fixedResults = new (TypeWithAnnotations, bool)[methodTypeParameters.Length];
347_exactBounds = new HashSet<TypeWithAnnotations>[methodTypeParameters.Length];
348_upperBounds = new HashSet<TypeWithAnnotations>[methodTypeParameters.Length];
349_lowerBounds = new HashSet<TypeWithAnnotations>[methodTypeParameters.Length];
416var fixedType = _fixedResults[i].Type;
444private ImmutableArray<TypeWithAnnotations> GetResults(out bool inferredFromFunctionType)
464var fixedResultType = _fixedResults[i].Type;
482_fixedResults[i] = (TypeWithAnnotations.Create(new ExtendedErrorTypeSymbol(_constructedContainingTypeOfMethod, _methodTypeParameters[i].Name, 0, null, false)), false);
499private bool IsUnfixedTypeParameter(TypeWithAnnotations type)
534private void AddBound(TypeWithAnnotations addedBound, HashSet<TypeWithAnnotations>[] collectedBounds, TypeWithAnnotations methodTypeParameterWithAnnotations)
543collectedBounds[methodTypeParameterIndex] = new HashSet<TypeWithAnnotations>(TypeWithAnnotations.EqualsComparer.ConsiderEverythingComparer);
569static (typeParameter, i, self) => self.IsUnfixed(i) ? TypeWithAnnotations.Create(typeParameter) : self._fixedResults[i].Type,
611TypeWithAnnotations target = _formalParameterTypes[arg];
619private void MakeExplicitParameterTypeInferences(Binder binder, BoundExpression argument, TypeWithAnnotations target, ExactOrBoundsKind kind, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
647var argumentType = _extensions.GetTypeWithAnnotations(argument);
663TypeWithAnnotations target,
679if (!binder.TryGetCollectionIterationType((ExpressionSyntax)argument.Syntax, targetType.StrippedType(), out TypeWithAnnotations targetElementType))
699TypeWithAnnotations target,
718private bool MakeExplicitParameterTypeInferences(Binder binder, BoundTupleLiteral argument, TypeWithAnnotations target, ExactOrBoundsKind kind, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
750var destType = destTypes[i];
868var formalType = _formalParameterTypes[arg];
874private void MakeOutputTypeInferences(Binder binder, BoundExpression argument, TypeWithAnnotations formalType, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
897private void MakeOutputTypeInferences(Binder binder, BoundUnconvertedCollectionExpression argument, TypeWithAnnotations formalType, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
904if (!binder.TryGetCollectionIterationType((ExpressionSyntax)argument.Syntax, formalType.Type, out TypeWithAnnotations targetElementType))
918private void MakeOutputTypeInferences(Binder binder, BoundTupleLiteral argument, TypeWithAnnotations formalType, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
943var destType = destTypes[i];
1366private void OutputTypeInference(Binder binder, BoundExpression expression, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1391var sourceType = _extensions.GetTypeWithAnnotations(expression);
1399private bool InferredReturnTypeInference(BoundExpression source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1417var returnType = delegateType.DelegateInvokeMethod.ReturnTypeWithAnnotations;
1423var inferredReturnType = InferReturnType(source, delegateType, ref useSiteInfo);
1472TypeWithAnnotations sourceReturnType = method.ReturnTypeWithAnnotations;
1491var returnType = MethodGroupReturnType(binder, originalMethodGroup, fixedParameters, method.RefKind, isFunctionPointerResolution, ref useSiteInfo, in callingConventionInfo);
1501private TypeWithAnnotations MethodGroupReturnType(
1522TypeWithAnnotations type = default;
1544private void ExplicitParameterTypeInference(BoundExpression source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1599private void ExplicitReturnTypeInference(BoundExpression source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1616if (!anonymousFunction.HasExplicitReturnType(out _, out TypeWithAnnotations anonymousFunctionReturnType))
1635private void ExactInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1689private bool ExactTypeParameterInference(TypeWithAnnotations source, TypeWithAnnotations target)
1704private bool ExactArrayInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1754var sourceElementType = GetSpanOrSZArrayElementType(source);
1755var targetElementType = GetSpanElementType(target);
1763private static TypeWithAnnotations GetSpanElementType(TypeSymbol type)
1769private static TypeWithAnnotations GetSpanOrSZArrayElementType(TypeSymbol type)
1783private void ExactOrBoundsInference(ExactOrBoundsKind kind, TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1799private bool ExactOrBoundsNullableInference(ExactOrBoundsKind kind, TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1819static bool isNullableOnly(TypeWithAnnotations type)
1823private bool ExactNullableInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1828private bool LowerBoundTupleInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1837ImmutableArray<TypeWithAnnotations> sourceTypes;
1838ImmutableArray<TypeWithAnnotations> targetTypes;
1855private bool ExactConstructedInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1885private bool ExactPointerInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
1945var sourceTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
1946var targetTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
1966private void LowerBoundInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2060private bool LowerBoundTypeParameterInference(TypeWithAnnotations source, TypeWithAnnotations target)
2075private static TypeWithAnnotations GetMatchingElementType(ArrayTypeSymbol source, TypeSymbol target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2129var elementSource = arraySource.ElementTypeWithAnnotations;
2130var elementTarget = GetMatchingElementType(arraySource, target, ref useSiteInfo);
2166var sourceElementType = GetSpanOrSZArrayElementType(source);
2167var targetElementType = GetSpanElementType(target);
2186private bool LowerBoundNullableInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2388var sourceTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
2389var targetTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
2475private void UpperBoundInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2536private bool UpperBoundTypeParameterInference(TypeWithAnnotations source, TypeWithAnnotations target)
2550private bool UpperBoundArrayInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2568var elementTarget = arrayTarget.ElementTypeWithAnnotations;
2569var elementSource = GetMatchingElementType(arrayTarget, source.Type, ref useSiteInfo);
2587private bool UpperBoundNullableInference(TypeWithAnnotations source, TypeWithAnnotations target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2592private bool UpperBoundConstructedInference(TypeWithAnnotations sourceWithAnnotations, TypeWithAnnotations targetWithAnnotations, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
2738var sourceTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
2739var targetTypeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
2857private static (TypeWithAnnotations Type, bool FromFunctionType) Fix(
2861HashSet<TypeWithAnnotations>? exact,
2862HashSet<TypeWithAnnotations>? lower,
2863HashSet<TypeWithAnnotations>? upper,
2878var candidates = new Dictionary<TypeWithAnnotations, TypeWithAnnotations>(EqualsIgnoringDynamicTupleNamesAndNullabilityComparer.Instance);
2883Predicate<TypeWithAnnotations> lowerPredicate;
2928var initialCandidates = ArrayBuilder<TypeWithAnnotations>.GetInstance();
2953TypeWithAnnotations best = default;
2994best = TypeWithAnnotations.Create(resultType, best.NullableAnnotation);
3000static bool containsFunctionTypes([NotNullWhen(true)] HashSet<TypeWithAnnotations>? types)
3005static bool containsNonFunctionTypes([NotNullWhen(true)] HashSet<TypeWithAnnotations>? types)
3010static bool isFunctionType(TypeWithAnnotations type, [NotNullWhen(true)] out FunctionTypeSymbol? functionType)
3036private static bool ImplicitConversionExists(TypeWithAnnotations sourceWithAnnotations, TypeWithAnnotations destinationWithAnnotations, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo, ConversionsBase conversions)
3060private TypeWithAnnotations InferReturnType(BoundExpression source, NamedTypeSymbol target, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo)
3141var returnType = anonymousFunction.InferReturnType(_conversions, fixedDelegate, ref useSiteInfo, out bool inferredFromFunctionType);
3186public static ImmutableArray<TypeWithAnnotations> InferTypeArgumentsFromReceiverType(
3238public static ImmutableArray<TypeWithAnnotations> InferTypeArgumentsFromFirstArgument(
3303var dest = _formalParameterTypes[0];
3335private ImmutableArray<TypeWithAnnotations> GetInferredTypeArguments(out bool inferredFromFunctionType)
3337var builder = ArrayBuilder<TypeWithAnnotations>.GetInstance(_fixedResults.Length);
3357private static void GetAllCandidates(Dictionary<TypeWithAnnotations, TypeWithAnnotations> candidates, ArrayBuilder<TypeWithAnnotations> builder)
3370Dictionary<TypeWithAnnotations, TypeWithAnnotations> candidates,
3371HashSet<TypeWithAnnotations> bounds,
3372Predicate<TypeWithAnnotations>? predicate,
3376foreach (var candidate in bounds)
3383var type = candidate;
3399Dictionary<TypeWithAnnotations, TypeWithAnnotations> candidates,
3400TypeWithAnnotations newCandidate,
3403if (candidates.TryGetValue(newCandidate, out TypeWithAnnotations oldCandidate))
3414Dictionary<TypeWithAnnotations, TypeWithAnnotations> candidates,
3415HashSet<TypeWithAnnotations> bounds,
3416Predicate<TypeWithAnnotations>? predicate,
3417ArrayBuilder<TypeWithAnnotations> initialCandidates,
3426foreach (var bound in bounds)
3439TypeWithAnnotations source;
3440TypeWithAnnotations destination;
3454if (conversions.IncludeNullability && candidates.TryGetValue(bound, out var oldBound))
3461var newBound = TypeWithAnnotations.Create(oldBound.Type, newAnnotation);
3481Dictionary<TypeWithAnnotations, TypeWithAnnotations> candidates,
3482TypeWithAnnotations oldCandidate,
3483TypeWithAnnotations newCandidate,
3492if (candidates.TryGetValue(oldCandidate, out TypeWithAnnotations latest))
3503TypeWithAnnotations merged = latest.MergeEquivalentTypes(newCandidate, variance);
3512private sealed class EqualsIgnoringDynamicTupleNamesAndNullabilityComparer : EqualityComparer<TypeWithAnnotations>
3516public override int GetHashCode(TypeWithAnnotations obj)
3521public override bool Equals(TypeWithAnnotations x, TypeWithAnnotations y)
Binder\Semantics\OverloadResolution\OverloadResolution.cs (40)
138ArrayBuilder<TypeWithAnnotations> typeArguments,
174ArrayBuilder<TypeWithAnnotations> typeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance();
186ArrayBuilder<TypeWithAnnotations> typeArguments,
239var typeArguments = ArrayBuilder<TypeWithAnnotations>.GetInstance(0);
353ArrayBuilder<TypeWithAnnotations> typeArguments,
429ArrayBuilder<TypeWithAnnotations> typeArguments,
563var typeArgumentsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance();
948if (IsValidParams(_binder, constructor, disallowExpandedNonArrayParams: false, out TypeWithAnnotations definitionElementType))
1011TypeWithAnnotations definitionParamsElementType,
1060ArrayBuilder<TypeWithAnnotations> typeArguments,
1195if ((options & Options.IsMethodGroupConversion) == 0 && IsValidParams(_binder, leastOverriddenMember, disallowExpandedNonArrayParams, out TypeWithAnnotations definitionElementType))
1296public static bool IsValidParams(Binder binder, Symbol member, bool disallowExpandedNonArrayParams, out TypeWithAnnotations definitionElementType)
1324public static bool TryInferParamsCollectionIterationType(Binder binder, TypeSymbol type, out TypeWithAnnotations elementType)
2587TypeWithAnnotations paramsElementTypeOpt, TMember member, out RefKind parameter1RefKind)
3206CollectionExpressionTypeKind kind1 = ConversionsBase.GetCollectionExpressionTypeKind(Compilation, t1, out TypeWithAnnotations elementType1);
3207CollectionExpressionTypeKind kind2 = ConversionsBase.GetCollectionExpressionTypeKind(Compilation, t2, out TypeWithAnnotations elementType2);
3234if (type.IsArrayInterface(out TypeWithAnnotations typeArg))
3278var x = lambda.GetInferredReturnType(ref useSiteInfo, out _);
3729var x = lambda.InferReturnType(Conversions, d1, ref useSiteInfo, out _);
3838out ImmutableArray<TypeWithAnnotations> parameterTypes,
3854internal readonly ImmutableArray<TypeWithAnnotations> ParameterTypes;
3858internal EffectiveParameters(ImmutableArray<TypeWithAnnotations> types, ImmutableArray<RefKind> refKinds, int firstParamsElementIndex)
3903var types = ArrayBuilder<TypeWithAnnotations>.GetInstance();
4040var types = ArrayBuilder<TypeWithAnnotations>.GetInstance();
4046TypeWithAnnotations paramsIterationType = default;
4053var type = parameter.TypeWithAnnotations;
4089ArrayBuilder<TypeWithAnnotations> typeArguments,
4167ArrayBuilder<TypeWithAnnotations> typeArguments,
4169TypeWithAnnotations definitionParamsElementType,
4230ArrayBuilder<TypeWithAnnotations> typeArgumentsBuilder,
4234TypeWithAnnotations definitionParamsElementTypeOpt,
4253ImmutableArray<TypeWithAnnotations> typeArguments;
4371static ImmutableArray<TypeWithAnnotations> getAllTypeArguments(TMember member, bool isNewExtensionMember)
4409private ImmutableArray<TypeWithAnnotations> InferMethodTypeArguments<TMember>(
4478return default(ImmutableArray<TypeWithAnnotations>);
4484return default(ImmutableArray<TypeWithAnnotations>);
4521TypeWithAnnotations definitionParamsElementTypeOpt,
4533TypeWithAnnotations paramsElementTypeOpt;
4539paramsElementTypeOpt = TypeWithAnnotations.Create(ErrorTypeSymbol.EmptyParamsCollectionElementTypeSentinel);
BoundTree\Constructors.cs (5)
505public BoundTypeExpression(SyntaxNode syntax, AliasSymbol? aliasOpt, BoundTypeExpression? boundContainingTypeOpt, ImmutableArray<BoundExpression> boundDimensionsOpt, TypeWithAnnotations typeWithAnnotations, bool hasErrors = false)
511public BoundTypeExpression(SyntaxNode syntax, AliasSymbol? aliasOpt, BoundTypeExpression? boundContainingTypeOpt, TypeWithAnnotations typeWithAnnotations, bool hasErrors = false)
516public BoundTypeExpression(SyntaxNode syntax, AliasSymbol? aliasOpt, TypeWithAnnotations typeWithAnnotations, bool hasErrors = false)
522: this(syntax, aliasOpt, null, TypeWithAnnotations.Create(type), hasErrors)
526public BoundTypeExpression(SyntaxNode syntax, AliasSymbol? aliasOpt, ImmutableArray<BoundExpression> dimensionsOpt, TypeWithAnnotations typeWithAnnotations, bool hasErrors = false)
BoundTree\UnboundLambda.cs (68)
44internal readonly TypeWithAnnotations TypeWithAnnotations;
54TypeWithAnnotations typeWithAnnotations,
106public TypeWithAnnotations GetInferredReturnType(ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo, out bool inferredFromFunctionType)
117public TypeWithAnnotations GetInferredReturnType(ConversionsBase? conversions, NullableWalker.VariableState? nullableState, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo, out bool inferredFromFunctionType)
144var returnTypes = ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>.GetInstance();
169TypeWithAnnotations returnType,
170ImmutableArray<TypeWithAnnotations> parameterTypes,
185internal static InferredLambdaReturnType InferReturnType(ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)> returnTypes,
192internal static InferredLambdaReturnType InferReturnType(ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)> returnTypes,
202private static InferredLambdaReturnType InferReturnTypeImpl(ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)> returnTypes,
205var types = ArrayBuilder<(BoundExpression expr, TypeWithAnnotations resultType, bool isChecked)>.GetInstance();
227var bestType = CalculateReturnType(binder, conversions, delegateType, types, isAsync, node, ref useSiteInfo, out bool inferredFromFunctionType);
242private static TypeWithAnnotations CalculateReturnType(
246ArrayBuilder<(BoundExpression expr, TypeWithAnnotations resultType, bool isChecked)> returns,
252TypeWithAnnotations bestResultType;
278bestResultType = TypeWithAnnotations.Create(bestType);
290bestResultType = TypeWithAnnotations.Create(bestType);
320return TypeWithAnnotations.Create(resultType);
335return TypeWithAnnotations.Create(taskTypeT.Construct(ImmutableArray.Create(bestResultType)));
340private readonly ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)> _builder;
342private BlockReturns(ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)> builder)
347public static void GetReturnTypes(ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)> builder, BoundBlock block)
380_builder.Add((node, TypeWithAnnotations.Create(type)));
395TypeWithAnnotations returnType,
399ImmutableArray<TypeWithAnnotations> types,
462public bool HasExplicitReturnType(out RefKind refKind, out TypeWithAnnotations returnType)
484public TypeWithAnnotations InferReturnType(ConversionsBase conversions, NamedTypeSymbol delegateType, ref CompoundUseSiteInfo<AssemblySymbol> useSiteInfo, out bool inferredFromFunctionType)
494public TypeWithAnnotations ParameterTypeWithAnnotations(int index) { return Data.ParameterTypeWithAnnotations(index); }
577public abstract bool HasExplicitReturnType(out RefKind refKind, out TypeWithAnnotations returnType);
583public abstract TypeWithAnnotations ParameterTypeWithAnnotations(int index);
636var type = lambda.InferredReturnType.TypeWithAnnotations;
646var type = BindForErrorRecovery().InferredReturnType.TypeWithAnnotations;
659private static TypeWithAnnotations DelegateReturnTypeWithAnnotations(MethodSymbol? invokeMethod, out RefKind refKind)
670internal (ImmutableArray<RefKind>, ArrayBuilder<ScopedKind>, ImmutableArray<TypeWithAnnotations>, bool) CollectParameterProperties()
674var parameterTypesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(ParameterCount);
681var type = ParameterTypeWithAnnotations(i);
736if (!HasExplicitReturnType(out var returnRefKind, out var returnType))
740var returnTypes = ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>.GetInstance();
782returnType = TypeWithAnnotations.Create(Binder.Compilation.GetSpecialType(SpecialType.System_Void));
800var returnType = DelegateReturnTypeWithAnnotations(invokeMethod, out RefKind refKind);
904TypeWithAnnotations returnType,
905ImmutableArray<TypeWithAnnotations> parameterTypes,
921var returnType = DelegateReturnTypeWithAnnotations(invokeMethod, out RefKind refKind);
926private void ValidateUnsafeParameters(BindingDiagnosticBag diagnostics, ImmutableArray<TypeWithAnnotations> targetParameterTypes)
953ImmutableArray<TypeWithAnnotations> parameterTypes,
956bool hasExplicitReturnType = HasExplicitReturnType(out var refKind, out var returnType);
975var returnTypes = ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>.GetInstance();
985? TypeWithAnnotations.Create(this.Binder.Compilation.GetSpecialType(SpecialType.System_Void))
986: TypeWithAnnotations.Create(LambdaSymbol.InferenceFailureReturnType);
1010ImmutableArray<TypeWithAnnotations> parameterTypes,
1012TypeWithAnnotations returnType,
1046public readonly ImmutableArray<TypeWithAnnotations> ParameterTypes;
1050public static readonly ReturnInferenceCacheKey Empty = new ReturnInferenceCacheKey(ImmutableArray<TypeWithAnnotations>.Empty, ImmutableArray<RefKind>.Empty, null);
1052private ReturnInferenceCacheKey(ImmutableArray<TypeWithAnnotations> parameterTypes, ImmutableArray<RefKind> parameterRefKinds, NamedTypeSymbol? taskLikeReturnTypeOpt)
1092foreach (var type in ParameterTypes)
1112out ImmutableArray<TypeWithAnnotations> parameterTypes,
1118parameterTypes = ImmutableArray<TypeWithAnnotations>.Empty;
1127var typesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(parameterCount);
1204?? rebind(ReallyInferReturnType(delegateType: null, ImmutableArray<TypeWithAnnotations>.Empty, ImmutableArray<RefKind>.Empty));
1220ImmutableArray<TypeWithAnnotations> parameterTypes,
1223var returnType = inferredReturnType.TypeWithAnnotations;
1235returnType = TypeWithAnnotations.Create(t);
1450private readonly TypeWithAnnotations _returnType;
1454private readonly ImmutableArray<TypeWithAnnotations> _parameterTypesWithAnnotations;
1465TypeWithAnnotations returnType,
1469ImmutableArray<TypeWithAnnotations> parameterTypesWithAnnotations,
1495public override bool HasExplicitReturnType(out RefKind refKind, out TypeWithAnnotations returnType)
1573public override TypeWithAnnotations ParameterTypeWithAnnotations(int index)
Compilation\CSharpCompilation.cs (10)
2246var firstType = method.Parameters[0].TypeWithAnnotations;
2380return ArrayTypeSymbol.CreateCSharpArray(this.Assembly, TypeWithAnnotations.Create(elementType, elementNullableAnnotation), rank);
2393return new PointerTypeSymbol(TypeWithAnnotations.Create(elementType, elementNullableAnnotation));
4115var returnTypeWithAnnotations = TypeWithAnnotations.Create(returnType.EnsureCSharpSymbolOrNull(nameof(returnType)), returnType.NullableAnnotation.ToInternalAnnotation());
4117type => TypeWithAnnotations.Create(type.EnsureCSharpSymbolOrNull(nameof(parameterTypes)), type.NullableAnnotation.ToInternalAnnotation()));
4165var typesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(elementTypes.Length);
4171typesBuilder.Add(TypeWithAnnotations.Create(elementType, annotation));
4209(t, a) => TypeWithAnnotations.Create(t.Type, a.ToInternalAnnotation())));
4239fields.Add(new AnonymousTypeField(name, location, TypeWithAnnotations.Create(type, nullableAnnotation), RefKind.None, ScopedKind.None));
FlowAnalysis\NullableWalker.cs (218)
100public readonly TypeWithAnnotations LValueType;
111public VisitResult(TypeWithState rValueType, TypeWithAnnotations lValueType)
120public VisitResult(TypeWithState rValueType, TypeWithAnnotations lValueType, Optional<LocalState> stateForLambda)
129LValueType = TypeWithAnnotations.Create(type, annotation);
137public VisitResult(TypeWithState rValueType, TypeWithAnnotations lValueType, VisitResult[] nestedVisitResults)
143internal VisitResult WithLValueType(TypeWithAnnotations lvalueType)
210private ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>? _returnTypesOpt;
248private PooledDictionary<BoundExpression, Func<TypeWithAnnotations, TypeWithState>>? _targetTypedAnalysisCompletionOpt;
253/// The delegate is invoked by <see cref="VisitConversion(BoundConversion, BoundExpression, Conversion, TypeWithAnnotations, TypeWithState, bool, bool, bool, AssignmentKind, ParameterSymbol, bool, bool, bool, bool, Optional<LocalState>,bool, Location, ArrayBuilder<VisitResult>)"/>.
255private PooledDictionary<BoundExpression, Func<TypeWithAnnotations, TypeWithState>> TargetTypedAnalysisCompletion
256=> _targetTypedAnalysisCompletionOpt ??= PooledDictionary<BoundExpression, Func<TypeWithAnnotations, TypeWithState>>.GetInstance();
321private TypeWithAnnotations LvalueResultType
326private void SetLvalueResultType(BoundExpression? expression, TypeWithAnnotations type)
341private void SetResult(BoundExpression? expression, TypeWithState resultType, TypeWithAnnotations lvalueType, bool updateAnalyzedNullability = true, bool? isLvalue = null)
361private void SetAnalyzedNullability(BoundExpression? expression, TypeWithState resultType, TypeWithAnnotations lvalueType, bool? isLvalue = null)
466ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>? returnTypesOpt,
730TypeWithAnnotations symbolType;
848var type = GetTypeOrReturnTypeWithAnnotations(memberToInitialize);
1035var symbolType = ApplyUnconditionalAnnotations(property.TypeWithAnnotations, symbolAnnotations);
1042var overriddenType = ApplyUnconditionalAnnotations(overriddenProperty.TypeWithAnnotations, overriddenAnnotations);
1763ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>? returnTypesOpt)
1811ArrayBuilder<(BoundReturnStatement, TypeWithAnnotations)>? returnTypesOpt,
1996if (!_variables.TryGetType(local, out TypeWithAnnotations localType))
2005if (!_variables.TryGetType(parameter, out TypeWithAnnotations parameterType))
2304private TypeWithAnnotations VisitLvalueWithAnnotations(BoundExpression node)
2345private static bool ShouldReportNullableAssignment(TypeWithAnnotations type, NullableFlowState state)
2381TypeWithAnnotations targetType,
2454TypeWithAnnotations overriddenType,
2456TypeWithAnnotations overridingType,
2527static bool isBadAssignment(TypeWithState valueState, TypeWithAnnotations destinationType, FlowAnalysisAnnotations destinationAnnotations)
2603TypeWithAnnotations targetType,
2646static bool areEquivalentTypes(TypeWithAnnotations target, TypeWithState assignedValue) =>
2716TypeWithAnnotations fieldOrPropertyType = GetTypeOrReturnTypeWithAnnotations(member);
2843private TypeWithAnnotations GetTypeOrReturnTypeWithAnnotations(Symbol symbol)
2845var typeWithAnnotations = symbol.GetTypeOrReturnType();
2872typeWithAnnotations = TypeWithAnnotations.Create(typeWithAnnotations.Type, nullableAnnotation);
2954var parameterType = i >= signatureParameters.Length ? parameter.TypeWithAnnotations : signatureParameters[i].TypeWithAnnotations;
2960private void EnterParameter(ParameterSymbol parameter, TypeWithAnnotations parameterType)
2989var parameterLValueType = ApplyLValueAnnotations(parameter.TypeWithAnnotations, parameterAnnotations);
3005internal static TypeWithState GetParameterState(TypeWithAnnotations parameterType, FlowAnalysisAnnotations parameterAnnotations)
3035TryGetReturnType(out TypeWithAnnotations returnType, out FlowAnalysisAnnotations returnAnnotations))
3093private TypeWithState VisitRefExpression(BoundExpression expr, TypeWithAnnotations destinationType)
3099var lvalueResultType = LvalueResultType;
3115private bool TryGetReturnType(out TypeWithAnnotations type, out FlowAnalysisAnnotations annotations)
3126var returnType = delegateOrMethod.ReturnTypeWithAnnotations;
3170var type = GetDeclaredLocalResult(local);
3178type = TypeWithAnnotations.Create(node.Type, type.NullableAnnotation);
3533var resultType = ResultType.ToTypeWithAnnotations(compilation);
3634TypeWithAnnotations type = local.TypeWithAnnotations;
3837var elementConversionCompletions = ArrayBuilder<Func<TypeWithAnnotations, TypeWithState>>.GetInstance();
3892(TypeWithAnnotations resultTypeWithAnnotations) => convertCollection(node, resultTypeWithAnnotations, elementConversionCompletions);
3901var resultType = TypeWithAnnotations.Create(node.Type);
3908TypeWithState convertCollection(BoundCollectionExpression node, TypeWithAnnotations targetCollectionType, ArrayBuilder<Func<TypeWithAnnotations, TypeWithState>> completions)
3950(CollectionExpressionTypeKind, TypeWithAnnotations) getCollectionDetails(BoundCollectionExpression node, TypeSymbol collectionType)
3952var collectionKind = ConversionsBase.GetCollectionExpressionTypeKind(this.compilation, collectionType, out var targetElementType);
4065(TypeWithAnnotations resultTypeWithAnnotations) =>
4145var parameterType = constructor.ParameterTypesWithAnnotations[0];
4146if (AreNullableAndUnderlyingTypes(type, parameterType.Type, out TypeWithAnnotations underlyingType))
4395Action<int, Symbol>? visitMemberAssignment(BoundAssignmentOperator node, int containingSlot, Symbol symbol, bool delayCompletionForType, Func<TypeWithAnnotations, TypeWithState>? conversionCompletion = null)
4406var type = ApplyLValueAnnotations(GetTypeOrReturnTypeWithAnnotations(symbol), GetObjectInitializerMemberLValueAnnotations(symbol));
4428Action<int, Symbol>? visitMemberAssignmentAsContinuation(BoundAssignmentOperator node, Func<TypeWithAnnotations, TypeWithState> conversionCompletion)
4562var lvalueType = resultType.ToTypeWithAnnotations(compilation);
4614return GetOrCreatePlaceholderSlot(node, TypeWithAnnotations.Create(node.Type, NullableAnnotation.NotAnnotated));
4617private int GetOrCreatePlaceholderSlot(object identifier, TypeWithAnnotations type)
4767TypeWithAnnotations inferredType = (bestType is null)
4769: TypeWithAnnotations.Create(bestType);
4808static TypeWithAnnotations getSpanElementType(NamedTypeSymbol namedType)
4815static TypeSymbol setSpanElementType(NamedTypeSymbol namedType, TypeWithAnnotations elementType)
4844internal static TypeWithAnnotations BestTypeForLambdaReturns(
4845ArrayBuilder<(BoundExpression expr, TypeWithAnnotations resultType, bool isChecked)> returns,
4868var resultTypes = ArrayBuilder<TypeWithAnnotations>.GetInstance(n);
4881TypeWithAnnotations inferredType;
4885var bestTypeWithObliviousAnnotation = TypeWithAnnotations.Create(bestType);
4897inferredType = TypeWithAnnotations.Create(bestType, BestTypeInferrer.GetNullableAnnotation(resultTypes));
4944TypeWithAnnotations result;
4948result = TypeWithAnnotations.Create(type);
4971TypeWithAnnotations type = expressionType.TryGetInlineArrayElementField()!.TypeWithAnnotations;
4975type = TypeWithAnnotations.Create(((NamedTypeSymbol)node.Type).OriginalDefinition.Construct(ImmutableArray.Create(type)));
5200SetResult(binary, TypeWithState.ForType(binary.Type), TypeWithAnnotations.Create(binary.Type));
5262var targetTypeWithNullability = ApplyLValueAnnotations(parameter.TypeWithAnnotations, parameterAnnotations);
5266targetTypeWithNullability = TypeWithAnnotations.Create(MakeNullableOf(targetTypeWithNullability));
5311TypeWithAnnotations.Create(expr.Type),
5697TypeWithAnnotations targetType = VisitLvalueWithAnnotations(leftOperand);
5715targetType = TypeWithAnnotations.Create(node.Type, NullableAnnotation.NotAnnotated);
5806TypeWithAnnotations.Create(rightType),
5842TypeWithAnnotations explicitType = boundConversion.ConversionGroupOpt?.ExplicitType ?? default;
5844TypeWithAnnotations targetType = fromExplicitCast ? explicitType : TypeWithAnnotations.Create(boundConversion.Type);
5982var accessTypeWithAnnotations = LvalueResultType;
6038TypeWithAnnotations consequenceLValue;
6039TypeWithAnnotations alternativeLValue;
6059var refResultTypeWithAnnotations = TypeWithAnnotations.Create(refResultType, lValueAnnotation);
6068SetResult(node, TypeWithState.Create(refResultType, rValueState), TypeWithAnnotations.Create(refResultType, lValueAnnotation));
6119TypeWithAnnotations resultTypeWithAnnotations;
6140resultTypeWithAnnotations = TypeWithAnnotations.Create(resultType);
6153BoundExpression alternative, Conversion alternativeConversion, bool alternativeEndReachable, TypeWithAnnotations resultTypeWithAnnotations, bool wasTargetTyped)
6210(TypeWithAnnotations resultTypeWithAnnotations) =>
6232(TypeWithAnnotations LValueType, TypeWithState RValueType) visitConditionalRefOperand(LocalState state, BoundExpression operand)
6236TypeWithAnnotations lValueType = VisitLvalueWithAnnotations(operand);
6240void reportMismatchIfNecessary(BoundExpression node, TypeWithAnnotations source, TypeWithAnnotations destination)
6253TypeWithAnnotations targetType,
6301private static BoundExpression CreatePlaceholderIfNecessary(BoundExpression expr, TypeWithAnnotations type)
6369TypeWithAnnotations paramsIterationType = default;
6514var parameterType = method.Parameters[0].TypeWithAnnotations;
6780private static TypeWithAnnotations ApplyLValueAnnotations(TypeWithAnnotations declaredType, FlowAnalysisAnnotations flowAnalysisAnnotations)
6812private static TypeWithAnnotations ApplyUnconditionalAnnotations(TypeWithAnnotations declaredType, FlowAnalysisAnnotations annotations)
7008TypeWithAnnotations paramsIterationType = default;
7015(ParameterSymbol? parameter, TypeWithAnnotations parameterType, FlowAnalysisAnnotations parameterAnnotations, bool isExpandedParamsArgument) =
7081TypeWithAnnotations paramsIterationType = default;
7087(ParameterSymbol? parameter, TypeWithAnnotations parameterType, FlowAnalysisAnnotations parameterAnnotations, _) =
7232completion(TypeWithAnnotations.Create(argument.Type));
7420TypeWithAnnotations paramsIterationType = default;
7430TypeWithAnnotations paramsIterationType = default;
7509TypeWithAnnotations parameterType,
7564var lvalueResultType = result.LValueType;
7646TypeWithAnnotations parameterType,
7676var lValueType = result.LValueType;
7700var declaredType = result.LValueType;
7702var lValueType = ApplyLValueAnnotations(declaredType, leftAnnotations);
7705var varType = worstCaseParameterWithState.ToAnnotatedTypeWithAnnotations(compilation);
7759void trackNullableStateForAssignment(BoundExpression parameterValue, TypeWithAnnotations lValueType, int targetSlot, TypeWithState parameterWithState, bool isSuppressed, FlowAnalysisAnnotations parameterAnnotations)
7942private (ParameterSymbol? Parameter, TypeWithAnnotations Type, FlowAnalysisAnnotations Annotations, bool isExpandedParamsArgument) GetCorrespondingParameter(
7947ref TypeWithAnnotations paramsIterationType)
7961var type = parameter.TypeWithAnnotations;
8008parameterTypes: out ImmutableArray<TypeWithAnnotations> parameterTypes,
8041internal override TypeWithAnnotations GetTypeWithAnnotations(BoundExpression expr)
8043return TypeWithAnnotations.Create(expr.GetTypeOrFunctionType(), GetNullableAnnotation(expr));
8074internal override TypeWithAnnotations GetMethodGroupResultType(BoundMethodGroup group, MethodSymbol method)
8142var argumentType = visitResult.RValueType.ToTypeWithAnnotations(compilation);
8430TypeWithAnnotations explicitType = node.ConversionGroupOpt?.ExplicitType ?? default;
8432TypeWithAnnotations targetType = fromExplicitCast ? explicitType : TypeWithAnnotations.Create(node.Type);
8470private TypeWithState VisitOptionalImplicitConversion(BoundExpression expr, TypeWithAnnotations targetTypeOpt, bool useLegacyWarnings, bool trackMembers, AssignmentKind assignmentKind)
8482private (TypeWithState resultType, Func<TypeWithAnnotations, TypeWithState>? completion) VisitOptionalImplicitConversion(
8484TypeWithAnnotations targetTypeOpt,
8496(TypeWithState resultType, Func<TypeWithAnnotations, TypeWithState>? completion) visitConversion(
8498TypeWithAnnotations targetTypeOpt,
8533Func<TypeWithAnnotations, TypeWithState> visitConversionAsContinuation(BoundExpression expr, bool useLegacyWarnings, bool trackMembers, AssignmentKind assignmentKind, BoundExpression operand, Conversion conversion, TypeWithState operandType)
8535return (TypeWithAnnotations targetTypeOpt) =>
8544private static bool AreNullableAndUnderlyingTypes([NotNullWhen(true)] TypeSymbol? nullableTypeOpt, [NotNullWhen(true)] TypeSymbol? underlyingTypeOpt, out TypeWithAnnotations underlyingTypeWithAnnotations)
8549var typeArg = nullableTypeOpt.GetNullableUnderlyingTypeWithAnnotations();
8584ImmutableArray<TypeWithAnnotations> elementTypesWithAnnotations = elementTypes.SelectAsArray(a => a.ToTypeWithAnnotations(compilation));
8941TypeWithAnnotations targetTypeWithNullability,
8962if (TargetTypedAnalysisCompletion.TryGetValue(conversionOperand, out Func<TypeWithAnnotations, TypeWithState>? completion))
9155if (AreNullableAndUnderlyingTypes(targetType, operandType.Type, out TypeWithAnnotations underlyingType))
9295static TypeWithState calculateResultType(TypeWithAnnotations targetTypeWithNullability, bool fromExplicitCast, NullableFlowState resultState, bool isSuppressed, TypeSymbol targetType)
9311static NullableFlowState getReferenceConversionResultState(TypeWithAnnotations targetType, TypeWithState operandType)
9345static NullableFlowState getBoxingConversionResultState(TypeWithAnnotations targetType, TypeWithState operandType)
9405foreach (var constraintType in typeParameter1.ConstraintTypesNoUseSiteDiagnostics)
9495TypeWithAnnotations targetTypeWithNullability,
9527TypeWithAnnotations.Create(conversion.BestUserDefinedConversionAnalysis!.FromType),
9547var parameterType = ApplyLValueAnnotations(parameter.TypeWithAnnotations, parameterAnnotations);
9553var underlyingOperandTypeWithAnnotations = operandType.Type.GetNullableUnderlyingTypeWithAnnotations();
9579var methodReturnType = method.ReturnTypeWithAnnotations;
9598TypeWithAnnotations.Create(conversion.BestUserDefinedConversionAnalysis!.ToType),
9679private TypeWithState GetLiftedReturnType(TypeWithAnnotations returnType, NullableFlowState operandState)
9700private TypeWithState GetLiftedReturnTypeIfNecessary(bool isLifted, TypeWithAnnotations returnType, NullableFlowState operandState)
9707private TypeSymbol MakeNullableOf(TypeWithAnnotations underlying)
9714TypeWithAnnotations targetType,
9814(TypeWithAnnotations resultTypeWithAnnotations) =>
9895var argTypeWithAnnotations = TypeWithAnnotations.Create(argType, NullableAnnotation.NotAnnotated);
9993var parameterType = parameter.TypeWithAnnotations;
10083var lvalueResult = TypeWithAnnotations.Create(node.Type, NullableAnnotation.NotAnnotated);
10091var parameterType = GetDeclaredParameterResult(parameter);
10111TypeWithAnnotations leftLValueType;
10152var lvalueType = rightState.ToTypeWithAnnotations(compilation);
10170var type = property.TypeWithAnnotations;
10172var lValueType = ApplyLValueAnnotations(type, annotations);
10495AreNullableAndUnderlyingTypes(lvalueType.Type, operandType.Type, out TypeWithAnnotations underlyingType))
10511internal readonly TypeWithAnnotations Type;
10514internal DeconstructionVariable(BoundExpression expression, TypeWithAnnotations type)
10598var operandLvalue = LvalueResultType;
10605TypeWithAnnotations targetTypeOfOperandConversion;
10661var operandTypeWithAnnotations = operandType.ToTypeWithAnnotations(compilation);
10703var leftLvalueType = LvalueResultType;
10781var paramType = parameter.TypeWithAnnotations;
10816private TypeWithAnnotations GetDeclaredLocalResult(LocalSymbol local)
10818return _variables.TryGetType(local, out TypeWithAnnotations type) ?
10823private TypeWithAnnotations GetDeclaredParameterResult(ParameterSymbol parameter)
10825return _variables.TryGetType(parameter, out TypeWithAnnotations type) ?
10953var type = GetTypeOrReturnTypeWithAnnotations(member);
11074TypeWithAnnotations targetTypeWithAnnotations;
11110targetTypeWithAnnotations = TypeWithAnnotations.Create(collectionExpression.Type);
11117targetTypeWithAnnotations = TypeWithAnnotations.Create(ForEachLoopBinder.GetIEnumerableOfT(resultType, isAsync, compilation, ref discardedUseSiteInfo, out bool foundMultiple, needSupportForRefStructInterfaces: out _));
11168TypeWithAnnotations.Create(enumeratorInfoOpt.ElementType, NullableAnnotation.NotAnnotated).ToTypeWithState();
11249TypeWithAnnotations sourceType = sourceState.ToTypeWithAnnotations(compilation);
11278TypeWithAnnotations destinationType = iterationVariable.TypeWithAnnotations;
11376var type = TypeWithAnnotations.Create(node.Type);
11477var type = TypeWithAnnotations.Create(node.Type);
11485var type = TypeWithAnnotations.Create(node.Type);
11507var type = TypeWithAnnotations.Create(node.Type, node.NullableAnnotation);
11835var result = TypeWithAnnotations.Create(node.Type);
11855var result = TypeWithAnnotations.Create(node.Type, NullableAnnotation.Oblivious);
11961var result = TypeWithAnnotations.Create(node.Type, NullableAnnotation.Oblivious);
12030private static bool IsNullabilityMismatch(TypeWithAnnotations type1, TypeWithAnnotations type2)
12132var result = TypeWithAnnotations.Create(node.Type, node.IsInferred ? NullableAnnotation.Annotated : node.NullableAnnotation);
12176TypeWithAnnotations elementType = InMethodBinder.GetIteratorElementTypeFromReturnType(compilation, RefKind.None,
12229var typeWithAnnotations = TypeWithAnnotations.Create(node.Type, node.NullableAnnotation);
12294var returnTypeWithAnnotations = node.FunctionPointer.Signature.ReturnTypeWithAnnotations;
FlowAnalysis\NullableWalker.Variables.cs (7)
48internal readonly ImmutableDictionary<Symbol, TypeWithAnnotations> VariableTypes;
50internal VariablesSnapshot(int id, VariablesSnapshot? container, Symbol? symbol, ImmutableArray<KeyValuePair<VariableIdentifier, int>> variableSlot, ImmutableDictionary<Symbol, TypeWithAnnotations> variableTypes)
59internal bool TryGetType(Symbol symbol, out TypeWithAnnotations type)
128private readonly PooledDictionary<Symbol, TypeWithAnnotations> _variableTypes = SpecializedSymbolCollections.GetPooledSymbolDictionaryInstance<Symbol, TypeWithAnnotations>();
297internal bool TryGetType(Symbol symbol, out TypeWithAnnotations type)
303internal void SetType(Symbol symbol, TypeWithAnnotations type)
FlowAnalysis\NullableWalker_Patterns.cs (19)
387var expressionTypeWithAnnotations = expressionTypeWithState.ToTypeWithAnnotations(compilation);
451var parameterType = method.Parameters[i + extensionExtra].TypeWithAnnotations;
476outputSlot = makeDagTempSlot(TypeWithAnnotations.Create(e.Type, NullableAnnotation.NotAnnotated), output);
489var type = field.TypeWithAnnotations;
535var type = property.TypeWithAnnotations;
560TypeWithAnnotations type = getIndexerOutputType(inputType, e.IndexerAccess, isSlice: false);
572TypeWithAnnotations type = getIndexerOutputType(inputType, e.IndexerAccess, isSlice: true);
684var inferredType = value.ToTypeWithAnnotations(compilation, asAnnotatedType: boundLocal.DeclarationKind == BoundLocalDeclarationKind.WithInferredType);
685if (_variables.TryGetType(local, out var existingType))
688inferredType = TypeWithAnnotations.Create(inferredType.Type, existingType.NullableAnnotation.Join(inferredType.NullableAnnotation));
831int makeDagTempSlot(TypeWithAnnotations type, BoundDagTemp temp)
839var type = TypeWithAnnotations.Create(t, NullableAnnotation.Annotated);
846static TypeWithAnnotations getIndexerOutputType(TypeSymbol inputType, BoundExpression e, bool isSlice)
854? TypeWithAnnotations.Create(isNullableEnabled: true, inputType, isAnnotated: false)
955var inferredTypeWithAnnotations = TypeWithAnnotations.Create(inferredType);
991TypeWithAnnotations inferredTypeWithAnnotations,
1038(TypeWithAnnotations inferredTypeWithAnnotations) =>
Generated\BoundNodes.xml.Generated.cs (9)
1069public BoundTypeExpression(SyntaxNode syntax, AliasSymbol? aliasOpt, BoundTypeExpression? boundContainingTypeOpt, ImmutableArray<BoundExpression> boundDimensionsOpt, TypeWithAnnotations typeWithAnnotations, TypeSymbol type, bool hasErrors = false)
1085public TypeWithAnnotations TypeWithAnnotations { get; }
1090public BoundTypeExpression Update(AliasSymbol? aliasOpt, BoundTypeExpression? boundContainingTypeOpt, ImmutableArray<BoundExpression> boundDimensionsOpt, TypeWithAnnotations typeWithAnnotations, TypeSymbol type)
5836public BoundDynamicMemberAccess(SyntaxNode syntax, BoundExpression receiver, ImmutableArray<TypeWithAnnotations> typeArgumentsOpt, string name, bool invoked, bool indexed, TypeSymbol type, bool hasErrors = false)
5853public ImmutableArray<TypeWithAnnotations> TypeArgumentsOpt { get; }
5861public BoundDynamicMemberAccess Update(BoundExpression receiver, ImmutableArray<TypeWithAnnotations> typeArgumentsOpt, string name, bool invoked, bool indexed, TypeSymbol type)
6073public BoundMethodGroup(SyntaxNode syntax, ImmutableArray<TypeWithAnnotations> typeArgumentsOpt, string name, ImmutableArray<MethodSymbol> methods, Symbol? lookupSymbolOpt, DiagnosticInfo? lookupError, BoundMethodGroupFlags? flags, FunctionTypeSymbol? functionType, BoundExpression? receiverOpt, LookupResultKind resultKind, bool hasErrors = false)
6089public ImmutableArray<TypeWithAnnotations> TypeArgumentsOpt { get; }
6100public BoundMethodGroup Update(ImmutableArray<TypeWithAnnotations> typeArgumentsOpt, string name, ImmutableArray<MethodSymbol> methods, Symbol? lookupSymbolOpt, DiagnosticInfo? lookupError, BoundMethodGroupFlags? flags, FunctionTypeSymbol? functionType, BoundExpression? receiverOpt, LookupResultKind resultKind)
Lowering\AsyncRewriter\AsyncExceptionHandlerRewriter.cs (5)
187var pendingExceptionLocal = new SynthesizedLocal(_F.CurrentFunction, TypeWithAnnotations.Create(exceptionType), SynthesizedLocalKind.TryAwaitPendingException, tryStatementSyntax);
189var pendingBranchVar = new SynthesizedLocal(_F.CurrentFunction, TypeWithAnnotations.Create(_F.SpecialType(SpecialType.System_Int32)), SynthesizedLocalKind.TryAwaitPendingBranch, tryStatementSyntax);
1008this.returnValue = returnValue = new SynthesizedLocal(containingMethod, TypeWithAnnotations.Create(valueOpt.Type), SynthesizedLocalKind.AsyncMethodReturnValue, _syntaxOpt);
1044this.pendingCaughtException = new SynthesizedLocal(F.CurrentFunction, TypeWithAnnotations.Create(F.SpecialType(SpecialType.System_Object)), SynthesizedLocalKind.TryAwaitPendingCaughtException, tryStatementSyntax);
1045this.pendingCatch = new SynthesizedLocal(F.CurrentFunction, TypeWithAnnotations.Create(F.SpecialType(SpecialType.System_Int32)), SynthesizedLocalKind.TryAwaitPendingCatch, tryStatementSyntax);
Lowering\ClosureConversion\ClosureConversion.cs (11)
662var frameTypeParameters = ImmutableArray.Create(_currentTypeParameters.SelectAsArray(t => TypeWithAnnotations.Create(t)), 0, frame.Arity);
666LocalSymbol framePointer = new SynthesizedLocal(_topLevelMethod, TypeWithAnnotations.Create(frameType), SynthesizedLocalKind.LambdaDisplayClass, frame.ScopeSyntaxOpt);
960private ImmutableArray<TypeWithAnnotations> SubstituteTypeArguments(ImmutableArray<TypeWithAnnotations> typeArguments)
984var builder = ArrayBuilder<TypeWithAnnotations>.GetInstance(typeArguments.Length);
985foreach (var typeArg in typeArguments)
987TypeWithAnnotations oldTypeArg;
988TypeWithAnnotations newTypeArg = typeArg;
1013ImmutableArray<TypeWithAnnotations> typeArgumentsOpt,
1025var realTypeArguments = ImmutableArray.Create(_currentTypeParameters.SelectAsArray(t => TypeWithAnnotations.Create(t)), 0, totalTypeArgumentCount - originalMethod.Arity);
1649RemapLambdaOrLocalFunction(node.Syntax, node.Symbol, default(ImmutableArray<TypeWithAnnotations>), closureKind, ref referencedMethod, out receiver, out constructedFrame);
Lowering\ClosureConversion\LambdaCapturedVariable.cs (6)
23private readonly TypeWithAnnotations _type;
26protected LambdaCapturedVariable(SynthesizedClosureEnvironment frame, TypeWithAnnotations type, string fieldName, bool isThisParameter)
54new LambdaCapturedVariableForRegularParameter(frame, TypeWithAnnotations.Create(type), fieldName, parameter) :
55new LambdaCapturedVariable(frame, TypeWithAnnotations.Create(type), fieldName, isThis);
143internal override TypeWithAnnotations GetFieldType(ConsList<FieldSymbol> fieldsBeingBound)
178public LambdaCapturedVariableForRegularParameter(SynthesizedClosureEnvironment frame, TypeWithAnnotations type, string fieldName, ParameterSymbol parameter)
Lowering\LocalRewriter\LocalRewriter_CollectionExpression.cs (12)
46if (ConversionsBase.IsSpanOrListType(_compilation, node.Type, WellKnownType.System_Collections_Generic_List_T, out var listElementType))
63return VisitArrayOrSpanCollectionExpression(node, collectionTypeKind, node.Type, TypeWithAnnotations.Create(elementType));
66if (ConversionsBase.IsSpanOrListType(_compilation, node.Type, WellKnownType.System_Collections_Immutable_ImmutableArray_T, out var arrayElementType))
160private bool TryRewriteSingleElementSpreadToList(BoundCollectionExpression node, TypeWithAnnotations listElementType, [NotNullWhen(true)] out BoundExpression? result)
235private BoundExpression VisitImmutableArrayCollectionExpression(BoundCollectionExpression node, TypeWithAnnotations elementType, MethodSymbol asImmutableArray)
246private BoundExpression VisitArrayOrSpanCollectionExpression(BoundCollectionExpression node, CollectionExpressionTypeKind collectionTypeKind, TypeSymbol collectionType, TypeWithAnnotations elementType)
405var elementType = collectionType.TypeArgumentsWithAnnotationsNoUseSiteDiagnostics.Single();
483var elementType = spanType.TypeArgumentsWithAnnotationsNoUseSiteDiagnostics[0];
542TypeWithAnnotations elementType,
576Construct(ImmutableArray.Create(TypeWithAnnotations.Create(inlineArrayType), elementType));
605inlineArrayAsSpan = inlineArrayAsSpan.Construct(ImmutableArray.Create(TypeWithAnnotations.Create(inlineArrayType), elementType));
1021private BoundExpression CreateAndPopulateList(BoundCollectionExpression node, TypeWithAnnotations elementType, ImmutableArray<BoundNode> elements)
Lowering\StateMachineRewriter\StateMachineFieldSymbol.cs (6)
23private readonly TypeWithAnnotations _type;
32public StateMachineFieldSymbol(NamedTypeSymbol stateMachineType, TypeWithAnnotations type, string name, bool isPublic, bool isThis)
44this(stateMachineType, TypeWithAnnotations.Create(type), name, slotDebugInfo, slotIndex, isPublic)
48public StateMachineFieldSymbol(NamedTypeSymbol stateMachineType, TypeWithAnnotations type, string name, LocalSlotDebugInfo slotDebugInfo, int slotIndex, bool isPublic)
68internal override TypeWithAnnotations GetFieldType(ConsList<FieldSymbol> fieldsBeingBound)
93public StateMachineFieldSymbolForRegularParameter(NamedTypeSymbol stateMachineType, TypeWithAnnotations type, string name, ParameterSymbol parameter, bool isPublic)
Lowering\SyntheticBoundNodeFactory.cs (11)
170public StateMachineFieldSymbol StateMachineField(TypeWithAnnotations type, string name, bool isPublic = false, bool isThis = false)
181var result = new StateMachineFieldSymbol(CurrentType, TypeWithAnnotations.Create(type), name, isPublic, isThis);
189var result = new StateMachineFieldSymbolForRegularParameter(CurrentType, TypeWithAnnotations.Create(type), name, parameter, isPublic);
608return new SynthesizedLocal(CurrentFunction, TypeWithAnnotations.Create(type), kind, syntax, isPinned,
628TypeWithAnnotations.Create(type),
639return SynthesizedParameterSymbol.Create(container, TypeWithAnnotations.Create(type), ordinal, RefKind.None, name);
1241public BoundExpression NullRef(TypeWithAnnotations type)
1292public BoundExpression Typeof(TypeWithAnnotations type, TypeSymbol systemType)
1297public ImmutableArray<BoundExpression> TypeOfs(ImmutableArray<TypeWithAnnotations> typeArguments, TypeSymbol systemType)
1700TypeWithAnnotations.Create(type),
1739temp = new SynthesizedLocal(this.CurrentFunction, TypeWithAnnotations.Create(node.Type), SynthesizedLocalKind.LoweringTemp);
Symbols\ArrayTypeSymbol.cs (24)
22private readonly TypeWithAnnotations _elementTypeWithAnnotations;
26TypeWithAnnotations elementTypeWithAnnotations,
38TypeWithAnnotations elementTypeWithAnnotations,
50TypeWithAnnotations elementTypeWithAnnotations,
67TypeWithAnnotations elementType,
76TypeWithAnnotations elementTypeWithAnnotations,
83TypeWithAnnotations elementTypeWithAnnotations,
92TypeWithAnnotations elementType)
97internal ArrayTypeSymbol WithElementType(TypeWithAnnotations elementTypeWithAnnotations)
102protected abstract ArrayTypeSymbol WithElementTypeCore(TypeWithAnnotations elementTypeWithAnnotations);
105TypeWithAnnotations elementTypeWithAnnotations,
201public TypeWithAnnotations ElementTypeWithAnnotations
395TypeWithAnnotations oldElementType = ElementTypeWithAnnotations;
396TypeWithAnnotations newElementType;
408internal override TypeSymbol SetNullabilityForReferenceTypes(Func<TypeWithAnnotations, TypeWithAnnotations> transform)
416TypeWithAnnotations elementType = ElementTypeWithAnnotations.MergeEquivalentTypes(((ArrayTypeSymbol)other).ElementTypeWithAnnotations, variance);
514TypeWithAnnotations elementTypeWithAnnotations,
523protected override ArrayTypeSymbol WithElementTypeCore(TypeWithAnnotations newElementType)
572TypeWithAnnotations elementTypeWithAnnotations,
606TypeWithAnnotations elementTypeWithAnnotations,
613protected override ArrayTypeSymbol WithElementTypeCore(TypeWithAnnotations elementTypeWithAnnotations)
633TypeWithAnnotations elementTypeWithAnnotations,
646protected override ArrayTypeSymbol WithElementTypeCore(TypeWithAnnotations elementTypeWithAnnotations)
Symbols\ConstraintsHelper.cs (31)
75ImmutableArray<TypeWithAnnotations> constraintTypes,
132ImmutableArray<TypeWithAnnotations> constraintTypes,
152var constraintTypesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance();
159foreach (var constraintType in constraintTypes)
344internal static ImmutableArray<ImmutableArray<TypeWithAnnotations>> MakeTypeParameterConstraintTypes(
354return ImmutableArray<ImmutableArray<TypeWithAnnotations>>.Empty;
368return ImmutableArray<ImmutableArray<TypeWithAnnotations>>.Empty;
893ImmutableArray<TypeWithAnnotations> typeArguments,
930TypeWithAnnotations typeArgument,
1033TypeWithAnnotations typeArgument,
1059var constraintTypes = ArrayBuilder<TypeWithAnnotations>.GetInstance();
1061ImmutableArray<TypeWithAnnotations> originalConstraintTypes = typeParameter.ConstraintTypesWithDefinitionUseSiteDiagnostics(ref useSiteInfo);
1093static bool errorIfNotSatisfiesConstructorConstraint(Symbol containingSymbol, TypeParameterSymbol typeParameter, TypeWithAnnotations typeArgument, ArrayBuilder<TypeParameterDiagnosticInfo> diagnosticsBuilder)
1119TypeWithAnnotations typeArgument,
1143TypeWithAnnotations typeArgument,
1147TypeWithAnnotations constraintType,
1199static NullableFlowState getTypeArgumentState(in TypeWithAnnotations typeWithAnnotations)
1223foreach (var constraintType in typeParameter.ConstraintTypesNoUseSiteDiagnostics)
1238static bool constraintTypeAllows(in TypeWithAnnotations typeWithAnnotations, NullableFlowState state)
1260foreach (var constraintType in typeParameter.ConstraintTypesNoUseSiteDiagnostics)
1319TypeWithAnnotations typeArgument,
1320TypeWithAnnotations constraintType,
1369foreach (var typeArgumentConstraint in typeParameter.ConstraintTypesWithDefinitionUseSiteDiagnostics(ref useSiteInfo))
1412private static bool IsReferenceType(TypeParameterSymbol typeParameter, ImmutableArray<TypeWithAnnotations> constraintTypes)
1417private static bool IsValueType(TypeParameterSymbol typeParameter, ImmutableArray<TypeWithAnnotations> constraintTypes)
1605internal static TypeWithAnnotations ConstraintWithMostSignificantNullability(TypeWithAnnotations type1, TypeWithAnnotations type2)
1625internal static bool IsObjectConstraint(TypeWithAnnotations type, ref TypeWithAnnotations bestObjectConstraint)
1651internal static bool IsObjectConstraintSignificant(bool? isNotNullable, TypeWithAnnotations objectConstraint)
Symbols\FunctionPointers\FunctionPointerMethodSymbol.cs (35)
29TypeWithAnnotations returnType;
33returnType = TypeWithAnnotations.Create(typeBinder.CreateErrorType());
245TypeWithAnnotations returnType,
248ImmutableArray<TypeWithAnnotations> parameterTypes,
270TypeWithAnnotations returnTypeWithAnnotations,
272ImmutableArray<TypeWithAnnotations> parameterTypes,
334TypeWithAnnotations substitutedReturnType,
335ImmutableArray<TypeWithAnnotations> substitutedParameterTypes,
352var mergedReturnType = ReturnTypeWithAnnotations.MergeEquivalentTypes(signature.ReturnTypeWithAnnotations, returnVariance);
354var mergedParameterTypes = ImmutableArray<TypeWithAnnotations>.Empty;
358var paramMergedTypesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(_parameters.Length);
371var mergedParameterType = thisParam.TypeWithAnnotations.MergeEquivalentTypes(otherParam.TypeWithAnnotations, paramVariance);
400public FunctionPointerMethodSymbol SetNullabilityForReferenceTypes(Func<TypeWithAnnotations, TypeWithAnnotations> transform)
402var transformedReturn = transform(ReturnTypeWithAnnotations);
404var transformedParameterTypes = ImmutableArray<TypeWithAnnotations>.Empty;
408var paramTypesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(_parameters.Length);
411var transformedType = transform(param.TypeWithAnnotations);
444TypeWithAnnotations returnType,
447ImmutableArray<TypeWithAnnotations> substitutedParameterTypes,
465var substitutedType = substitutedParameterTypes[i];
489TypeWithAnnotations returnTypeWithAnnotations,
491ImmutableArray<TypeWithAnnotations> parameterTypes,
520TypeWithAnnotations returnType,
548var returnType = TypeWithAnnotations.Create(retInfo.Type, customModifiers: CSharpCustomModifier.Convert(retInfo.CustomModifiers));
568var paramType = TypeWithAnnotations.Create(param.Type, customModifiers: CSharpCustomModifier.Convert(param.CustomModifiers));
605bool madeChanges = ReturnTypeWithAnnotations.ApplyNullableTransforms(defaultTransformFlag, transforms, ref position, out var newReturnType);
606var newParamTypes = ImmutableArray<TypeWithAnnotations>.Empty;
609var paramTypesBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(Parameters.Length);
613madeParamChanges |= param.TypeWithAnnotations.ApplyNullableTransforms(defaultTransformFlag, transforms, ref position, out var newParamType);
768public override TypeWithAnnotations ReturnTypeWithAnnotations { get; }
836public override ImmutableArray<TypeWithAnnotations> TypeArgumentsWithAnnotations => ImmutableArray<TypeWithAnnotations>.Empty;
Symbols\Metadata\PE\PETypeParameterSymbol.cs (19)
44private ImmutableArray<TypeWithAnnotations> _lazyDeclaredConstraintTypes;
151private ImmutableArray<TypeWithAnnotations> GetDeclaredConstraintTypes(ConsList<PETypeParameterSymbol> inProgress)
158ImmutableArray<TypeWithAnnotations> declaredConstraintTypes;
168var symbolsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance();
171TypeWithAnnotations bestObjectConstraint = default;
176TypeWithAnnotations type = GetConstraintTypeOrDefault(moduleSymbol, metadataReader, tokenDecoder, constraintHandle, ref hasUnmanagedModreqPattern);
209foreach (TypeWithAnnotations constraintType in symbolsBuilder)
230declaredConstraintTypes = ImmutableArray<TypeWithAnnotations>.Empty;
265private TypeWithAnnotations GetConstraintTypeOrDefault(PEModuleSymbol moduleSymbol, MetadataReader metadataReader, MetadataDecoder tokenDecoder, GenericParameterConstraintHandle constraintHandle, ref bool hasUnmanagedModreqPattern)
303var type = TypeWithAnnotations.Create(typeSymbol);
309private static bool? IsNotNullableFromConstraintType(TypeWithAnnotations constraintType, ConsList<PETypeParameterSymbol> inProgress, out bool isNonNullableValueType)
354ImmutableArray<TypeWithAnnotations> constraintTypes = this.GetDeclaredConstraintTypes(inProgress);
380private static bool? IsNotNullableFromConstraintTypes(ImmutableArray<TypeWithAnnotations> constraintTypes, ConsList<PETypeParameterSymbol> inProgress, out bool isNonNullableValueType)
386foreach (TypeWithAnnotations constraintType in constraintTypes)
537var symbolsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance();
544TypeWithAnnotations type = GetConstraintTypeOrDefault(moduleSymbol, metadataReader, tokenDecoder, constraintHandle, ref hasUnmanagedModreqPattern);
616internal override ImmutableArray<TypeWithAnnotations> GetConstraintTypes(ConsList<TypeParameterSymbol> inProgress)
619return (bounds != null) ? bounds.ConstraintTypes : ImmutableArray<TypeWithAnnotations>.Empty;
Symbols\Source\LocalFunctionOrSourceMemberMethodSymbol.cs (8)
12private TypeWithAnnotations.Boxed? _lazyIteratorElementType;
19_lazyIteratorElementType = TypeWithAnnotations.Boxed.Sentinel;
23internal sealed override TypeWithAnnotations IteratorElementTypeWithAnnotations
27if (_lazyIteratorElementType == TypeWithAnnotations.Boxed.Sentinel)
29TypeWithAnnotations elementType = InMethodBinder.GetIteratorElementTypeFromReturnType(DeclaringCompilation, RefKind, ReturnType, errorLocation: null, diagnostics: null);
33elementType = TypeWithAnnotations.Create(new ExtendedErrorTypeSymbol(DeclaringCompilation, name: "", arity: 0, errorInfo: null, unreported: false));
36Interlocked.CompareExchange(ref _lazyIteratorElementType, new TypeWithAnnotations.Boxed(elementType), TypeWithAnnotations.Boxed.Sentinel);
Symbols\Source\ParameterHelpers.cs (7)
41parameterCreationFunc: static (Binder context, Symbol owner, TypeWithAnnotations parameterType,
70var parameterCreationFunc = static (Binder context, Symbol owner, TypeWithAnnotations parameterType,
133parameterCreationFunc: static (Binder binder, FunctionPointerMethodSymbol owner, TypeWithAnnotations parameterType,
177Func<Binder, TOwningSymbol, TypeWithAnnotations, TParameterSyntax, RefKind, int, SyntaxToken, SyntaxToken, bool, ScopedKind, BindingDiagnosticBag, TParameterSymbol> parameterCreationFunc,
257Func<Binder, TOwningSymbol, TypeWithAnnotations, TParameterSyntax, RefKind, int, SyntaxToken, SyntaxToken, bool, ScopedKind, BindingDiagnosticBag, TParameterSymbol> parameterCreationFunc,
308var parameterType = withTypeParametersBinder.BindType(parameterSyntax.Type, diagnostics, suppressUseSiteDiagnostics: suppressUseSiteDiagnostics);
765TypeWithAnnotations typeWithAnnotations,
Symbols\Source\SourceDelegateMethodSymbol.cs (24)
20private readonly TypeWithAnnotations _returnType;
24TypeWithAnnotations returnType,
56var returnType = binder.BindType(returnTypeSyntax, diagnostics);
59var voidType = TypeWithAnnotations.Create(binder.GetSpecialType(SpecialType.System_Void, diagnostics, syntax));
61var objectType = TypeWithAnnotations.Create(binder.GetSpecialType(SpecialType.System_Object, diagnostics, syntax));
62var intPtrType = TypeWithAnnotations.Create(binder.GetSpecialType(SpecialType.System_IntPtr, diagnostics, syntax));
84var iAsyncResultType = TypeWithAnnotations.Create(binder.GetSpecialType(SpecialType.System_IAsyncResult, diagnostics, syntax));
85var asyncCallbackType = TypeWithAnnotations.Create(binder.GetSpecialType(SpecialType.System_AsyncCallback, diagnostics, syntax));
152public override ImmutableArray<ImmutableArray<TypeWithAnnotations>> GetTypeParameterConstraintTypes()
153=> ImmutableArray<ImmutableArray<TypeWithAnnotations>>.Empty;
158public sealed override TypeWithAnnotations ReturnTypeWithAnnotations
213TypeWithAnnotations voidType,
214TypeWithAnnotations objectType,
215TypeWithAnnotations intPtrType,
258TypeWithAnnotations returnType,
351TypeWithAnnotations iAsyncResultType,
352TypeWithAnnotations objectType,
353TypeWithAnnotations asyncCallbackType,
391TypeWithAnnotations iAsyncResultType,
Symbols\Source\SourceNamedTypeSymbol.cs (23)
268internal ImmutableArray<TypeWithAnnotations> GetTypeParameterConstraintTypes(int ordinal)
271return (constraintTypes.Length > 0) ? constraintTypes[ordinal] : ImmutableArray<TypeWithAnnotations>.Empty;
274private ImmutableArray<ImmutableArray<TypeWithAnnotations>> GetTypeParameterConstraintTypes()
316private ImmutableArray<ImmutableArray<TypeWithAnnotations>> MakeTypeParameterConstraintTypes(BindingDiagnosticBag diagnostics)
511ImmutableArray<TypeWithAnnotations> originalConstraintTypes = constraint.ConstraintTypes;
512ArrayBuilder<TypeWithAnnotations> mergedConstraintTypes = null;
513SmallDictionary<TypeWithAnnotations, int> originalConstraintTypesMap = null;
560static bool mergeConstraints(ImmutableArray<TypeWithAnnotations> originalConstraintTypes,
561ref SmallDictionary<TypeWithAnnotations, int> originalConstraintTypesMap, ref ArrayBuilder<TypeWithAnnotations> mergedConstraintTypes,
581TypeWithAnnotations.EqualsComparer.IgnoreNullableModifiersForReferenceTypesComparer);
582SmallDictionary<TypeWithAnnotations, int> clauseConstraintTypesMap = toDictionary(clause.ConstraintTypes, originalConstraintTypesMap.Comparer);
586TypeWithAnnotations constraintType1 = mergedConstraintTypes?[index1] ?? originalConstraintTypes[index1];
596TypeWithAnnotations constraintType2 = clause.ConstraintTypes[index2];
610mergedConstraintTypes = ArrayBuilder<TypeWithAnnotations>.GetInstance(originalConstraintTypes.Length);
630static SmallDictionary<TypeWithAnnotations, int> toDictionary(ImmutableArray<TypeWithAnnotations> constraintTypes, IEqualityComparer<TypeWithAnnotations> comparer)
632var result = new SmallDictionary<TypeWithAnnotations, int>(comparer);
665ImmutableArray<TypeWithAnnotations> originalConstraintTypes = constraint.ConstraintTypes;
698static void mergeConstraints(ref TypeParameterConstraintKind mergedKind, ImmutableArray<TypeWithAnnotations> originalConstraintTypes, TypeParameterConstraintClause clause)
739internal sealed override ImmutableArray<TypeWithAnnotations> TypeArgumentsWithAnnotationsNoUseSiteDiagnostics
1909TypeWithAnnotations elementType = elementField.TypeWithAnnotations;
Symbols\Synthesized\Records\SynthesizedRecordObjEquals.cs (3)
26protected override (TypeWithAnnotations ReturnType, ImmutableArray<ParameterSymbol> Parameters)
32return (ReturnType: TypeWithAnnotations.Create(Binder.GetSpecialType(compilation, SpecialType.System_Boolean, location, diagnostics)),
35TypeWithAnnotations.Create(Binder.GetSpecialType(compilation, SpecialType.System_Object, location, diagnostics), annotation),
Symbols\Synthesized\Records\SynthesizedRecordPrintMembers.cs (3)
89protected override (TypeWithAnnotations ReturnType, ImmutableArray<ParameterSymbol> Parameters) MakeParametersAndBindReturnType(BindingDiagnosticBag diagnostics)
94return (ReturnType: TypeWithAnnotations.Create(Binder.GetSpecialType(compilation, SpecialType.System_Boolean, location, diagnostics)),
97TypeWithAnnotations.Create(Binder.GetWellKnownType(compilation, WellKnownType.System_Text_StringBuilder, diagnostics, location), annotation),
Symbols\Synthesized\SynthesizedDelegateSymbol.cs (8)
21SynthesizedParameterSymbol.Create(this, TypeWithAnnotations.Create(objectType), 0, RefKind.None, "object"),
22SynthesizedParameterSymbol.Create(this, TypeWithAnnotations.Create(intPtrType), 1, RefKind.None, "method"));
35internal ParameterDescription(TypeWithAnnotations type, RefKind refKind, ScopedKind scope, ConstantValue? defaultValue, bool isParams, bool hasUnscopedRefAttribute)
45internal readonly TypeWithAnnotations Type;
58TypeWithAnnotations returnType,
165public override TypeWithAnnotations ReturnTypeWithAnnotations { get; }
171public override ImmutableArray<TypeWithAnnotations> TypeArgumentsWithAnnotations
173get { return ImmutableArray<TypeWithAnnotations>.Empty; }
Symbols\Synthesized\SynthesizedEntryPointSymbol.cs (14)
44return new ScriptEntryPoint(containingType, TypeWithAnnotations.Create(systemVoid));
125public override ImmutableArray<TypeWithAnnotations> TypeArgumentsWithAnnotations
127get { return ImmutableArray<TypeWithAnnotations>.Empty; }
392public override TypeWithAnnotations ReturnTypeWithAnnotations => TypeWithAnnotations.Create(_getAwaiterGetResultCall.Type);
444private readonly TypeWithAnnotations _returnType;
446internal ScriptEntryPoint(NamedTypeSymbol containingType, TypeWithAnnotations returnType) :
458public override TypeWithAnnotations ReturnTypeWithAnnotations => _returnType;
484new SynthesizedLocal(this, TypeWithAnnotations.Create(_containingType), SynthesizedLocalKind.LoweringTemp),
533private readonly TypeWithAnnotations _returnType;
535internal SubmissionEntryPoint(NamedTypeSymbol containingType, TypeWithAnnotations returnType, TypeSymbol submissionArrayType) :
541TypeWithAnnotations.Create(submissionArrayType), 0, RefKind.None, "submissionArray"));
556public override TypeWithAnnotations ReturnTypeWithAnnotations => _returnType;
576new SynthesizedLocal(this, TypeWithAnnotations.Create(_containingType), SynthesizedLocalKind.LoweringTemp),
Symbols\TypeMap.cs (21)
24public static readonly Func<TypeWithAnnotations, TypeSymbol> AsTypeSymbol = t => t.Type;
26internal static ImmutableArray<TypeWithAnnotations> TypeParametersAsTypeSymbolsWithAnnotations(ImmutableArray<TypeParameterSymbol> typeParameters)
28return typeParameters.SelectAsArray(static (tp) => TypeWithAnnotations.Create(tp));
31internal static ImmutableArray<TypeWithAnnotations> TypeParametersAsTypeSymbolsWithIgnoredAnnotations(ImmutableArray<TypeParameterSymbol> typeParameters)
33return typeParameters.SelectAsArray(static (tp) => TypeWithAnnotations.Create(tp, NullableAnnotation.Ignored));
36internal static ImmutableArray<TypeSymbol> AsTypeSymbols(ImmutableArray<TypeWithAnnotations> typesOpt)
42internal TypeMap(ImmutableArray<TypeParameterSymbol> from, ImmutableArray<TypeWithAnnotations> to, bool allowAlpha = false)
56private TypeMap(SmallDictionary<TypeParameterSymbol, TypeWithAnnotations> mapping)
57: base(new SmallDictionary<TypeParameterSymbol, TypeWithAnnotations>(mapping, ReferenceEqualityComparer.Instance))
62private static SmallDictionary<TypeParameterSymbol, TypeWithAnnotations> ForType(NamedTypeSymbol containingType)
66new SmallDictionary<TypeParameterSymbol, TypeWithAnnotations>(substituted.TypeSubstitution.Mapping, ReferenceEqualityComparer.Instance) :
67new SmallDictionary<TypeParameterSymbol, TypeWithAnnotations>(ReferenceEqualityComparer.Instance);
70internal TypeMap(NamedTypeSymbol containingType, ImmutableArray<TypeParameterSymbol> typeParameters, ImmutableArray<TypeWithAnnotations> typeArguments)
76TypeWithAnnotations ta = typeArguments[i];
84private static readonly SmallDictionary<TypeParameterSymbol, TypeWithAnnotations> s_emptyDictionary =
85new SmallDictionary<TypeParameterSymbol, TypeWithAnnotations>(ReferenceEqualityComparer.Instance);
130result.Mapping.Add(tp, TypeWithAnnotations.Create(newTp));
194private static SmallDictionary<TypeParameterSymbol, TypeWithAnnotations> ConstructMapping(ImmutableArray<TypeParameterSymbol> from, ImmutableArray<TypeWithAnnotations> to)
196var mapping = new SmallDictionary<TypeParameterSymbol, TypeWithAnnotations>(ReferenceEqualityComparer.Instance);
203TypeWithAnnotations ta = to[i];
Symbols\TypeSymbolExtensions.cs (31)
120foreach (var constraintType in constraintTypes)
170public static TypeWithAnnotations GetNullableUnderlyingTypeWithAnnotations(this TypeSymbol type)
378internal static bool IsArrayInterface(this TypeSymbol type, out TypeWithAnnotations typeArgument)
596public static bool TryGetElementTypesWithAnnotationsIfTupleType(this TypeSymbol type, out ImmutableArray<TypeWithAnnotations> elementTypes)
605elementTypes = default(ImmutableArray<TypeWithAnnotations>);
747/// <param name="useDefaultType">If true, use <see cref="TypeWithAnnotations.DefaultType"/>
748/// instead of <see cref="TypeWithAnnotations.Type"/> to avoid early resolution of nullable types</param>
750this TypeWithAnnotations typeWithAnnotationsOpt,
752Func<TypeWithAnnotations, T, bool, bool>? typeWithAnnotationsPredicate,
830TypeWithAnnotations next;
870(TypeWithAnnotations nextTypeWithAnnotations, TypeSymbol? nextType) = getNextIterationElements(fields[i].TypeWithAnnotations, canDigThroughNullable);
901(TypeWithAnnotations nextTypeWithAnnotations, TypeSymbol? nextType) = getNextIterationElements(typeArguments[i], canDigThroughNullable);
950static (TypeWithAnnotations, TypeSymbol?) getNextIterationElements(TypeWithAnnotations type, bool canDigThroughNullable)
951=> canDigThroughNullable ? (default(TypeWithAnnotations), type.NullableUnderlyingTypeOrSelf) : (type, null);
953static TypeSymbol? visitFunctionPointerType(FunctionPointerTypeSymbol type, Func<TypeWithAnnotations, T, bool, bool>? typeWithAnnotationsPredicate, Func<TypeSymbol, T, bool, bool>? typePredicate, T arg, bool useDefaultType, bool canDigThroughNullable, bool visitCustomModifiers, out TypeWithAnnotations next)
980(TypeWithAnnotations nextTypeWithAnnotations, TypeSymbol? nextType) = getNextIterationElements(currentPointer.Parameters[i].TypeWithAnnotations, canDigThroughNullable);
1253internal static bool ContainsNativeIntegerWrapperType(this TypeWithAnnotations type)
1596foreach (var arg in type.TypeArgumentsWithAnnotationsNoUseSiteDiagnostics)
1952private static bool NormalizeTaskTypesInType(CSharpCompilation compilation, ref TypeWithAnnotations typeWithAnnotations)
1957typeWithAnnotations = TypeWithAnnotations.Create(type, customModifiers: typeWithAnnotations.CustomModifiers);
1970var typeArgumentsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance();
1981typeArgumentsBuilder[i] = TypeWithAnnotations.Create(typeArgNormalized, customModifiers: typeWithModifier.CustomModifiers);
2021var elementType = arrayType.ElementTypeWithAnnotations;
2032var pointedAtType = pointerType.PointedAtTypeWithAnnotations;
2044var returnType = funcPtrType.Signature.ReturnTypeWithAnnotations;
2047var paramTypes = ImmutableArray<TypeWithAnnotations>.Empty;
2051var paramsBuilder = ArrayBuilder<TypeWithAnnotations>.GetInstance(funcPtrType.Signature.ParameterCount);
2055var paramType = param.TypeWithAnnotations;
2084this TypeWithAnnotations type,
Symbols\TypeUnification.cs (17)
30var substituted1 = SubstituteAllTypeParameters(substitution, TypeWithAnnotations.Create(t1));
31var substituted2 = SubstituteAllTypeParameters(substitution, TypeWithAnnotations.Create(t2));
41private static TypeWithAnnotations SubstituteAllTypeParameters(AbstractTypeMap? substitution, TypeWithAnnotations type)
45TypeWithAnnotations previous;
59return CanUnifyHelper(TypeWithAnnotations.Create(t1), TypeWithAnnotations.Create(t2), ref substitution);
79private static bool CanUnifyHelper(TypeWithAnnotations t1, TypeWithAnnotations t2, ref MutableTypeMap? substitution)
101TypeWithAnnotations tmp = t1;
207AddSubstitution(ref substitution, tp1, TypeWithAnnotations.Create(t2.Type));
215TypeWithAnnotations.Create(t2.Type,
234TypeWithAnnotations.Create(t1.Type,
249private static void AddSubstitution(ref MutableTypeMap? substitution, TypeParameterSymbol tp1, TypeWithAnnotations t2)
280foreach (TypeWithAnnotations typePart in typeParts)
Symbols\TypeWithAnnotations.cs (97)
29internal readonly TypeWithAnnotations Value;
30internal Boxed(TypeWithAnnotations value)
75internal static TypeWithAnnotations Create(bool isNullableEnabled, TypeSymbol typeSymbol, bool isAnnotated = false)
85internal static TypeWithAnnotations Create(TypeSymbol typeSymbol, NullableAnnotation nullableAnnotation = NullableAnnotation.Oblivious, ImmutableArray<CustomModifier> customModifiers = default)
108internal TypeWithAnnotations AsAnnotated()
118internal TypeWithAnnotations AsNotAnnotated()
168private static TypeWithAnnotations CreateNonLazyType(TypeSymbol typeSymbol, NullableAnnotation nullableAnnotation, ImmutableArray<CustomModifier> customModifiers)
173private static TypeWithAnnotations CreateLazyNullableTypeParameter(CSharpCompilation compilation, TypeWithAnnotations underlying)
178private static TypeWithAnnotations CreateLazySubstitutedType(TypeSymbol substitutedTypeSymbol, ImmutableArray<CustomModifier> customModifiers, TypeParameterSymbol typeParameter)
194public TypeWithAnnotations SetIsAnnotated(CSharpCompilation compilation)
222TypeWithAnnotations makeNullableT()
235private TypeWithAnnotations AsNullableReferenceType() => _extensions.AsNullableReferenceType(this);
236public TypeWithAnnotations AsNotNullableReferenceType() => _extensions.AsNotNullableReferenceType(this);
241internal TypeWithAnnotations MergeEquivalentTypes(TypeWithAnnotations other, VarianceKind variance)
250public TypeWithAnnotations WithModifiers(ImmutableArray<CustomModifier> customModifiers) =>
338public bool Equals(TypeWithAnnotations other, TypeCompareKind comparison)
390internal sealed class EqualsComparer : EqualityComparer<TypeWithAnnotations>
402public override int GetHashCode(TypeWithAnnotations obj)
411public override bool Equals(TypeWithAnnotations x, TypeWithAnnotations y)
421internal bool TypeSymbolEquals(TypeWithAnnotations other, TypeCompareKind comparison) =>
436public TypeWithAnnotations SubstituteType(AbstractTypeMap typeMap) =>
439internal TypeWithAnnotations SubstituteTypeCore(AbstractTypeMap typeMap)
446var newTypeWithModifiers = typeMap.SubstituteType(typeSymbol);
542private bool TypeSymbolEqualsCore(TypeWithAnnotations other, TypeCompareKind comparison)
567public TypeWithAnnotations WithTypeAndModifiers(TypeSymbol typeSymbol, ImmutableArray<CustomModifier> customModifiers) =>
570public TypeWithAnnotations WithType(TypeSymbol typeSymbol) =>
590TypeWithAnnotations typeWithAnnotationsOpt,
625private static void AddNullableTransforms(TypeWithAnnotations typeWithAnnotations, ArrayBuilder<byte> transforms)
661public bool ApplyNullableTransforms(byte defaultTransformFlag, ImmutableArray<byte> transforms, ref int position, out TypeWithAnnotations result)
724public TypeWithAnnotations WithTopLevelNonNullability()
735public TypeWithAnnotations SetUnknownNullabilityForReferenceTypes()
763return other is TypeWithAnnotations t && this.Equals(t, TypeCompareKind.ConsiderEverything);
781public static bool operator ==(TypeWithAnnotations? x, TypeWithAnnotations? y)
789public static bool operator !=(TypeWithAnnotations? x, TypeWithAnnotations? y)
795internal bool IsSameAs(TypeWithAnnotations other)
856internal abstract TypeWithAnnotations AsNullableReferenceType(TypeWithAnnotations type);
857internal abstract TypeWithAnnotations AsNotNullableReferenceType(TypeWithAnnotations type);
859internal abstract TypeWithAnnotations WithModifiers(TypeWithAnnotations type, ImmutableArray<CustomModifier> customModifiers);
873internal abstract TypeWithAnnotations WithTypeAndModifiers(TypeWithAnnotations type, TypeSymbol typeSymbol, ImmutableArray<CustomModifier> customModifiers);
875internal abstract bool TypeSymbolEquals(TypeWithAnnotations type, TypeWithAnnotations other, TypeCompareKind comparison);
876internal abstract TypeWithAnnotations SubstituteType(TypeWithAnnotations type, AbstractTypeMap typeMap);
877internal abstract void ReportDiagnosticsIfObsolete(TypeWithAnnotations type, Binder binder, SyntaxNode syntax, BindingDiagnosticBag diagnostics);
907internal override TypeWithAnnotations WithModifiers(TypeWithAnnotations type, ImmutableArray<CustomModifier> customModifiers)
914internal override TypeWithAnnotations WithTypeAndModifiers(TypeWithAnnotations type, TypeSymbol typeSymbol, ImmutableArray<CustomModifier> customModifiers)
919internal override TypeWithAnnotations AsNullableReferenceType(TypeWithAnnotations type)
924internal override TypeWithAnnotations AsNotNullableReferenceType(TypeWithAnnotations type)
930internal override bool TypeSymbolEquals(TypeWithAnnotations type, TypeWithAnnotations other, TypeCompareKind comparison)
935internal override TypeWithAnnotations SubstituteType(TypeWithAnnotations type, AbstractTypeMap typeMap)
940internal override void ReportDiagnosticsIfObsolete(TypeWithAnnotations type, Binder binder, SyntaxNode syntax, BindingDiagnosticBag diagnostics)
1012internal override TypeWithAnnotations WithModifiers(TypeWithAnnotations type, ImmutableArray<CustomModifier> customModifiers)
1017internal override TypeWithAnnotations WithTypeAndModifiers(TypeWithAnnotations type, TypeSymbol typeSymbol, ImmutableArray<CustomModifier> customModifiers)
1022internal override TypeWithAnnotations AsNullableReferenceType(TypeWithAnnotations type)
1027internal override TypeWithAnnotations AsNotNullableReferenceType(TypeWithAnnotations type)
1033internal override void ReportDiagnosticsIfObsolete(TypeWithAnnotations type, Binder binder, SyntaxNode syntax, BindingDiagnosticBag diagnostics)
1038internal override bool TypeSymbolEquals(TypeWithAnnotations type, TypeWithAnnotations other, TypeCompareKind comparison)
1043internal override TypeWithAnnotations SubstituteType(TypeWithAnnotations type, AbstractTypeMap typeMap)
1062private readonly TypeWithAnnotations _underlying;
1065public LazyNullableTypeParameter(CSharpCompilation compilation, TypeWithAnnotations underlying)
1112internal override TypeWithAnnotations WithModifiers(TypeWithAnnotations type, ImmutableArray<CustomModifier> customModifiers)
1122return TypeWithAnnotations.Create(resolvedType, type.NullableAnnotation, customModifiers: customModifiers);
1128internal override TypeWithAnnotations WithTypeAndModifiers(TypeWithAnnotations type, TypeSymbol typeSymbol, ImmutableArray<CustomModifier> customModifiers)
1132return TypeWithAnnotations.Create(typeSymbol, type.NullableAnnotation, customModifiers: customModifiers);
1138internal override TypeWithAnnotations AsNullableReferenceType(TypeWithAnnotations type)
1143internal override TypeWithAnnotations AsNotNullableReferenceType(TypeWithAnnotations type)
1152internal override TypeWithAnnotations SubstituteType(TypeWithAnnotations type, AbstractTypeMap typeMap)
1159var newUnderlying = _underlying.SubstituteTypeCore(typeMap);
1176internal override void ReportDiagnosticsIfObsolete(TypeWithAnnotations type, Binder binder, SyntaxNode syntax, BindingDiagnosticBag diagnostics)
1188internal override bool TypeSymbolEquals(TypeWithAnnotations type, TypeWithAnnotations other, TypeCompareKind comparison)