private IEnumerable <MemberDeclarationSyntax> GenerateNewNodes(PropertyDeclarationSyntax property)
{
TypeSyntax valueType = property.Type.DescendantNodes()
.OfType <GenericNameSyntax>()
.First()
.TypeArgumentList.Arguments[1];
bool isDynamic = SyntaxHelpers.IsDynamic(valueType, out bool isNullable);
TypeSyntax wrapperType = isDynamic
? isNullable
? _jsonSerializationNamespace.NullableDynamicAdditionalPropertiesDictionary
: _jsonSerializationNamespace.DynamicAdditionalPropertiesDictionary
: _jsonSerializationNamespace.AdditionalPropertiesDictionary(valueType);
yield return(_backingFieldDeclaration);
yield return(FieldDeclaration(VariableDeclaration(
NullableType(wrapperType),
SingletonSeparatedList(VariableDeclarator(Identifier(WrapperFieldName)))))
.AddModifiers(Token(SyntaxKind.PrivateKeyword)));
yield return(property
// Remove the getters and setters
.WithAccessorList(null)
// Remove the old initializer
.WithInitializer(null)
// Prevent serialization
.AddAttributeLists(AttributeList(SingletonSeparatedList(Attribute(NewtonsoftJsonTypes.JsonIgnoreAttributeName))))
// Provide an AdditionalPropertiesDictionary referencing the backing field
.WithExpressionBody(ArrowExpressionClause(
AssignmentExpression(SyntaxKind.CoalesceAssignmentExpression,
IdentifierName(WrapperFieldName),
ObjectCreationExpression(wrapperType)
.AddArgumentListArguments(
Argument(IdentifierName(BackingFieldName)))))));
}