68_knownSymbols = knownSymbols;

57if (location is null || !_knownSymbols.Compilation.ContainsLocation(location)) 85Debug.Assert(_knownSymbols.JsonSerializerContextType != null); 98if (!_knownSymbols.JsonSerializerContextType.IsAssignableFrom(contextTypeSymbol)) 118LanguageVersion? langVersion = _knownSymbols.Compilation.GetLanguageVersion(); 210type = _knownSymbols.Compilation.EraseCompileTimeMetadata(type); 234Debug.Assert(_knownSymbols.JsonSerializableAttributeType != null); 235Debug.Assert(_knownSymbols.JsonSourceGenerationOptionsAttributeType != null); 244if (SymbolEqualityComparer.Default.Equals(attributeClass, _knownSymbols.JsonSerializableAttributeType)) 254else if (SymbolEqualityComparer.Default.Equals(attributeClass, _knownSymbols.JsonSourceGenerationOptionsAttributeType)) 465if (location is null || !_knownSymbols.Compilation.ContainsLocation(location)) 473Type = _knownSymbols.Compilation.EraseCompileTimeMetadata(typeSymbol), 540Debug.Assert(_knownSymbols.JsonStringEnumConverterOfTType != null); 541INamedTypeSymbol converterSymbol = _knownSymbols.JsonStringEnumConverterOfTType.Construct(type); 570constructorSetsRequiredMembers = defaultCtor?.ContainsAttribute(_knownSymbols.SetsRequiredMembersAttributeType) == true; 589bool useDefaultCtorInAnnotatedStructs = type.GetCompatibleGenericBaseType(_knownSymbols.KeyValuePair) is null; 603implementsIJsonOnSerializing = _knownSymbols.IJsonOnSerializingType.IsAssignableFrom(type); 604implementsIJsonOnSerialized = _knownSymbols.IJsonOnSerializedType.IsAssignableFrom(type); 679if (SymbolEqualityComparer.Default.Equals(attributeType, _knownSymbols.JsonNumberHandlingAttributeType)) 684else if (SymbolEqualityComparer.Default.Equals(attributeType, _knownSymbols.JsonUnmappedMemberHandlingAttributeType)) 689else if (SymbolEqualityComparer.Default.Equals(attributeType, _knownSymbols.JsonObjectCreationHandlingAttributeType)) 694else if (!foundJsonConverterAttribute && _knownSymbols.JsonConverterAttributeType.IsAssignableFrom(attributeType)) 700if (SymbolEqualityComparer.Default.Equals(attributeType, _knownSymbols.JsonDerivedTypeAttributeType)) 731if (SymbolEqualityComparer.Default.Equals(type.OriginalDefinition, _knownSymbols.MemoryType)) 733Debug.Assert(!SymbolEqualityComparer.Default.Equals(type, _knownSymbols.MemoryByteType)); 739if (SymbolEqualityComparer.Default.Equals(type.OriginalDefinition, _knownSymbols.ReadOnlyMemoryType)) 741Debug.Assert(!SymbolEqualityComparer.Default.Equals(type, _knownSymbols.ReadOnlyMemoryByteType)); 748if (type.GetCompatibleGenericBaseType(_knownSymbols.IAsyncEnumerableOfTType) is INamedTypeSymbol iAsyncEnumerableType) 755if (!_knownSymbols.IEnumerableType.IsAssignableFrom(type)) 767else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.KeyedCollectionType)) != null) 772else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.ListOfTType)) != null) 777else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.DictionaryOfTKeyTValueType)) != null) 783else if (_knownSymbols.IsImmutableDictionaryType(type, out immutableCollectionFactoryTypeFullName)) 790else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.IDictionaryOfTKeyTValueType)) != null) 797else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.IReadonlyDictionaryOfTKeyTValueType)) != null) 804else if (_knownSymbols.IsImmutableEnumerableType(type, out immutableCollectionFactoryTypeFullName)) 809else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.IListOfTType)) != null) 814else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.ISetOfTType)) != null) 819else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.ICollectionOfTType)) != null) 824else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.StackOfTType)) != null) 829else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.QueueOfTType)) != null) 834else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.ConcurrentStackType)) != null) 839else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.ConcurrentQueueType)) != null) 844else if ((actualTypeToConvert = type.GetCompatibleGenericBaseType(_knownSymbols.IEnumerableOfTType)) != null) 849else if (_knownSymbols.IDictionaryType.IsAssignableFrom(type)) 852keyType = _knownSymbols.StringType; 853valueType = _knownSymbols.ObjectType; 856else if (_knownSymbols.IListType.IsAssignableFrom(type)) 859valueType = _knownSymbols.ObjectType; 861else if (_knownSymbols.StackType.IsAssignableFrom(type)) 864valueType = _knownSymbols.ObjectType; 866else if (_knownSymbols.QueueType.IsAssignableFrom(type)) 869valueType = _knownSymbols.ObjectType; 874valueType = _knownSymbols.ObjectType; 882INamedTypeSymbol? dictionary = _knownSymbols.DictionaryOfTKeyTValueType?.Construct(keyType, valueType);