ExtensionParameter

Binder\Binder.ValueChecks.cs (1)

2432var extensionParameter = symbol.ContainingType.ExtensionParameter;

Binder\Binder_Conversions.cs (1)

3694return method.ContainingType.ExtensionParameter;

Binder\Binder_Crefs.cs (2)

297|| nested.ExtensionParameter is null 308parameters: [constructedNested.ExtensionParameter],

Binder\Binder_Expressions.cs (3)

3872var receiverParameter = ((NamedTypeSymbol)methodResult.Member.ContainingSymbol).ExtensionParameter; 8264Debug.Assert(propertySymbol.ContainingType.ExtensionParameter is not null); 8268receiver = CheckAndConvertExtensionReceiver(receiver, propertySymbol.ContainingType.ExtensionParameter, diagnostics);

Binder\Binder_Invocation.cs (1)

1298receiver = CheckAndConvertExtensionReceiver(receiver, method.ContainingType.ExtensionParameter, diagnostics);

Binder\Binder_Operators.cs (5)

487Debug.Assert(method.ContainingType.ExtensionParameter is not null); 506leftConversion = CreateConversion(node, leftPlaceholder, conversion, isCast: false, conversionGroupOpt: null, InConversionGroupFlags.Unspecified, method.ContainingType.ExtensionParameter.Type, diagnostics); 3593Debug.Assert(method.ContainingType.ExtensionParameter is not null); 3612operandConversion = CreateConversion(node, operandPlaceholder, conversion, isCast: false, conversionGroupOpt: null, InConversionGroupFlags.Unspecified, method.ContainingType.ExtensionParameter.Type, diagnostics); 3923var extensionParameter = op.ContainingType.ExtensionParameter;

Binder\ForEachLoopBinder.cs (2)

252else if (getEnumeratorMethod.IsExtensionBlockMember() && getEnumeratorMethod.ContainingType.ExtensionParameter.RefKind == RefKind.Ref) 1047builder.CollectionType = builder.GetEnumeratorInfo.Method.ContainingType.ExtensionParameter.Type;

Binder\InMethodBinder.cs (1)

340if (_methodSymbol.ContainingType.ExtensionParameter is { Name: not "" } receiver)

Binder\RefSafetyAnalysis.cs (1)

692return method.ContainingType.ExtensionParameter;

Binder\Semantics\Conversions\Conversions.cs (1)

360thisParameter = method.ContainingType.ExtensionParameter;

Binder\Semantics\Operators\BinaryOperatorOverloadResolution.cs (7)

1505Debug.Assert(extensionCandidatesInSingleScope.All(static m => m.ContainingType.ExtensionParameter is not null)); 1588Debug.Assert(candidate.Method.ContainingType.ExtensionParameter is not null); 1606var extensionParameter = method.ContainingType.ExtensionParameter; 1615Debug.Assert(candidate.Method.ContainingType.ExtensionParameter is not null); 1619if (!candidate.Method.ContainingType.ExtensionParameter.Type.IsValidNullableTypeArgument() || 1620!Conversions.ConvertExtensionMethodThisArg(MakeNullable(candidate.Method.ContainingType.ExtensionParameter.Type), operand.Type, ref useSiteInfo, isMethodGroupConversion: false).Exists) 1625else if (!Conversions.ConvertExtensionMethodThisArg(candidate.Method.ContainingType.ExtensionParameter.Type, operand.Type, ref useSiteInfo, isMethodGroupConversion: false).Exists)

Binder\Semantics\Operators\UnaryOperatorOverloadResolution.cs (5)

146Debug.Assert(extensionCandidatesInSingleScope.All(static m => m.ContainingType.ExtensionParameter is not null)); 221Debug.Assert(candidate.Method.ContainingType.ExtensionParameter is not null); 227if (!candidate.Method.ContainingType.ExtensionParameter.Type.IsValidNullableTypeArgument() || 228!Conversions.ConvertExtensionMethodThisArg(MakeNullable(candidate.Method.ContainingType.ExtensionParameter.Type), operand.Type, ref useSiteInfo, isMethodGroupConversion: false).Exists) 233else if (!Conversions.ConvertExtensionMethodThisArg(candidate.Method.ContainingType.ExtensionParameter.Type, operand.Type, ref useSiteInfo, isMethodGroupConversion: false).Exists)

Binder\Semantics\OverloadResolution\MethodTypeInference.cs (4)

3196Debug.Assert(extension.ExtensionParameter is not null); 3197Debug.Assert(!extension.ExtensionParameter.Type.IsDynamic()); 3206[extension.ExtensionParameter.TypeWithAnnotations], 3207[extension.ExtensionParameter.RefKind],

Binder\Semantics\OverloadResolution\OverloadResolution.cs (4)

2605ParameterSymbol? extensionParameter = member.ContainingType.ExtensionParameter; 2688bool isExtensionParameterOfStaticExtensionMember = parameter is { ContainingSymbol: NamedTypeSymbol { IsExtension: true, ExtensionParameter: var extensionParameter } } 3915Debug.Assert(member.ContainingType.ExtensionParameter is not null); 3916hasSomeRefKinds |= member.ContainingType.ExtensionParameter.RefKind != RefKind.None;

Binder\Semantics\OverloadResolution\OverloadResolution_ArgsToParameters.cs (1)

62return [symbol.ContainingType.ExtensionParameter.TypeWithAnnotations, .. symbol.GetParameterTypes()];

Binder\WithExtensionParameterBinder.cs (2)

28if (_type.ExtensionParameter is { Name: not "" } parameter && 46if (_type.ExtensionParameter is { Name: not "" } parameter && parameter.Name == name)

FlowAnalysis\NullableWalker.cs (8)

4713|| extension.ExtensionParameter is not { } extensionParameter) 6852Debug.Assert(node.Method.ContainingType.ExtensionParameter is not null); 6853annotations = node.Method.ContainingType.ExtensionParameter.FlowAnalysisAnnotations; 7034ParameterSymbol? extensionParameter = member.ContainingType.ExtensionParameter; 7068ParameterSymbol? extensionParameter = member.ContainingType.ExtensionParameter; 11103ParameterSymbol? receiverParameter = isExtensionBlockMethod ? method.ContainingType.ExtensionParameter : method.Parameters[0]; 11490var receiverParameter = isExtensionBlockMethod ? deconstructMethod.ContainingType.ExtensionParameter : deconstructMethod.Parameters[0]; 12113var extensionParameter = property.ContainingType.ExtensionParameter;

Lowering\LocalRewriter\LocalRewriter.cs (1)

1158ParameterSymbol? extensionParameter = member.ContainingType.ExtensionParameter;

Lowering\LocalRewriter\LocalRewriter_Call.cs (4)

956Debug.Assert(methodOrIndexer.ContainingType.ExtensionParameter is { }); 958RefKind receiverRefKind = methodOrIndexer.ContainingType.ExtensionParameter.RefKind; 1336Debug.Assert(methodOrIndexer.ContainingType.ExtensionParameter is not null); 1337return methodOrIndexer.ContainingType.ExtensionParameter.Type as NamedTypeSymbol;

Lowering\LocalRewriter\LocalRewriter_CompoundAssignmentOperator.cs (1)

258return symbol.IsExtensionBlockMember() && !symbol.IsStatic && symbol.ContainingType.ExtensionParameter is { RefKind: RefKind.None, Type.IsReferenceType: false };

Lowering\LocalRewriter\LocalRewriter_ObjectOrCollectionInitializerExpression.cs (1)

701(memberSymbol.IsExtensionBlockMember() && !memberSymbol.IsStatic && ConversionsBase.IsValidExtensionMethodThisArgConversion(_compilation.Conversions.ClassifyConversionFromType(rewrittenReceiver.Type, memberSymbol.ContainingType.ExtensionParameter!.Type, isChecked: false, ref discardedUseSiteInfo))) ||

Symbols\Extensions\SourceExtensionImplementationMethodSymbol.cs (1)

25Debug.Assert(sourceMethod.IsStatic || sourceMethod.ContainingType.ExtensionParameter is not null);

Symbols\MemberSymbolExtensions.cs (3)

111&& symbol.ContainingType.ExtensionParameter is { } foundExtensionParameter) 186if (symbol.IsExtensionBlockMember() && symbol.ContainingType.ExtensionParameter is { } extensionParameter) 197bool hasExtensionParameter = symbol.IsExtensionBlockMember() && symbol.ContainingType.ExtensionParameter is { };

Symbols\Metadata\PE\PEParameterSymbol.cs (1)

920if (ContainingSymbol is { IsStatic: false, ContainingSymbol: NamedTypeSymbol { IsExtension: true, ExtensionParameter.Name: var extensionParameterName } }

Symbols\NamedTypeSymbol.cs (1)

442if (nestedType is not { IsExtension: true, ExtensionParameter: { } extensionParameter }

Symbols\PublicModel\NamedTypeSymbol.cs (1)

222IParameterSymbol? INamedTypeSymbol.ExtensionParameter => UnderlyingNamedTypeSymbol.ExtensionParameter?.GetPublicSymbol();

Symbols\PublicModel\TypeSymbol.cs (1)

167? namedType.ExtensionParameter?.GetPublicSymbol()

Symbols\Retargeting\RetargetingNamedTypeSymbol.cs (1)

108var extensionParameter = _underlyingType.ExtensionParameter is { } receiverParameter ? new RetargetingExtensionReceiverParameterSymbol(this, receiverParameter) : null;

Symbols\Source\ParameterHelpers.cs (2)

221if (owner.ContainingType.ExtensionParameter is { Name: not "" } receiver) 535if (extension.ExtensionParameter is not { } extensionParameter || extension.ContainingType?.Arity != 0)

Symbols\Source\SourceComplexParameterSymbol.cs (2)

710if (parameter.ContainingType.ExtensionParameter is { } extensionParameter 1312ParameterSymbol? extensionParameter = ContainingType.ExtensionParameter;

Symbols\Source\SourceMemberContainerSymbol.cs (2)

1518if (this.ExtensionParameter is { Type: NamedTypeSymbol { Name: var extendedTypeName } }) 4016(method.IsStatic || type.ExtensionParameter is not null))

Symbols\Source\SourceMemberMethodSymbol.cs (1)

381if (this.IsExtensionBlockMember() && ContainingType.ExtensionParameter is { } extensionParameter)

Symbols\Source\SourceNamedTypeSymbol_Extension.cs (3)

1180if (extension.ExtensionParameter is null) 1205Debug.Assert(result.ContainingType.ExtensionParameter is not null); 1207Conversion conversion = conversions.ConvertExtensionMethodThisArg(parameterType: result.ContainingType.ExtensionParameter.Type, receiverType, ref discardedUseSiteInfo, isMethodGroupConversion: false);

Symbols\Source\SourceOrdinaryMethodSymbol.cs (1)

253else if (ContainingType is { IsExtension: true, ExtensionParameter.Name: "" } && !IsStatic)

Symbols\Source\SourcePropertySymbol.cs (2)

701if (ContainingType.ExtensionParameter is { Name: ParameterSymbol.ValueParameterName }) 707if (this.IsExtensionBlockMember() && ContainingType.ExtensionParameter is { } extensionParameter &&

Symbols\Source\SourcePropertySymbolBase.cs (1)

1169else if (ContainingType is { IsExtension: true, ExtensionParameter.Name: "" } && !IsStatic)

Symbols\Source\SourceUserDefinedOperatorSymbolBase.cs (3)

81if (this.ContainingType is { IsExtension: true, ExtensionParameter.Type.IsStatic: true }) 385if (ContainingType is { IsExtension: true, ExtensionParameter: { Type.IsStatic: false } extensionParameter } && !IsStatic && 895if (ContainingType is { IsExtension: true, ExtensionParameter.Type: var extendedType })

Symbols\SubstitutedNamedTypeSymbol.cs (1)

520var unsubstitutedParameter = OriginalDefinition.ExtensionParameter;