internal void DecodeInterfaceTypeAttribute(AttributeSyntax node, DiagnosticBag diagnostics)
{
Debug.Assert(!this.HasErrors);
TypedConstant ctorArgument = this.CommonConstructorArguments[0];
Debug.Assert(ctorArgument.Kind == TypedConstantKind.Enum || ctorArgument.Kind == TypedConstantKind.Primitive);
ComInterfaceType interfaceType = ctorArgument.Kind == TypedConstantKind.Enum ?
ctorArgument.DecodeValue <ComInterfaceType>(SpecialType.System_Enum) :
(ComInterfaceType)ctorArgument.DecodeValue <short>(SpecialType.System_Int16);
switch (interfaceType)
{
case Cci.Constants.ComInterfaceType_InterfaceIsDual:
case Cci.Constants.ComInterfaceType_InterfaceIsIDispatch:
case ComInterfaceType.InterfaceIsIInspectable:
case ComInterfaceType.InterfaceIsIUnknown:
break;
default:
// CS0591: Invalid value for argument to '{0}' attribute
CSharpSyntaxNode attributeArgumentSyntax = this.GetAttributeArgumentSyntax(0, node);
diagnostics.Add(ErrorCode.ERR_InvalidAttributeArgument, attributeArgumentSyntax.Location, node.GetErrorDisplayName());
break;
}
}
internal void DecodeClassInterfaceAttribute(AttributeSyntax nodeOpt, DiagnosticBag diagnostics)
{
Debug.Assert(!this.HasErrors);
TypedConstant ctorArgument = this.CommonConstructorArguments[0];
Debug.Assert(ctorArgument.Kind == TypedConstantKind.Enum || ctorArgument.Kind == TypedConstantKind.Primitive);
ClassInterfaceType interfaceType = ctorArgument.Kind == TypedConstantKind.Enum ?
ctorArgument.DecodeValue <ClassInterfaceType>(SpecialType.System_Enum) :
(ClassInterfaceType)ctorArgument.DecodeValue <short>(SpecialType.System_Int16);
switch (interfaceType)
{
case ClassInterfaceType.None:
case Cci.Constants.ClassInterfaceType_AutoDispatch:
case Cci.Constants.ClassInterfaceType_AutoDual:
break;
default:
// CS0591: Invalid value for argument to '{0}' attribute
Location attributeArgumentSyntaxLocation = this.GetAttributeArgumentSyntaxLocation(0, nodeOpt);
diagnostics.Add(ErrorCode.ERR_InvalidAttributeArgument, attributeArgumentSyntaxLocation, nodeOpt != null ? nodeOpt.GetErrorDisplayName() : "");
break;
}
}
