public static T CreateCustomAttribute <T>(this CustomAttributeData attr)
{
var attrType = attr.GetAttributeType();
var obj = attr.GetConstructor().Invoke(attr.ConstructorArguments.Select(it => it.Value).ToArray());
if (attr.NamedArguments == null)
{
return((T)obj);
}
foreach (var arg in attr.NamedArguments)
{
if (arg.IsField())
{
var fieldInfo = attrType.GetField(arg.GetMemberName());
fieldInfo?.SetValue(obj, GetValue(arg.TypedValue));
}
else
{
var propInfo = attrType.GetProperty(arg.GetMemberName());
propInfo?.SetValue(obj, GetValue(arg.TypedValue), null);
}
}
return((T)obj);
}