How to get instance member value from getSymbolsByUDA
maxhaton at gmail.com
Sat Feb 26 18:33:59 UTC 2022
On Saturday, 26 February 2022 at 17:06:06 UTC, Remi Thebault
> On Saturday, 26 February 2022 at 12:01:14 UTC, max haughton
>> Getting the UDAs from inside a symbol must be done via a
>> recursive procedure in the same manner one would identify the
>> aforementioned symbol i.e. you have to go through the fields
>> looking for UDAs *then* use getUDAs.
>> This is because UDAs cannot convey information without their
>> context, so the trait doesn't look recursively.
> I don't need to get access to the UDA value, I need the value
> of the field decorated with UDA.
> Finally I can get access to the member using
> `__traits(getMember, req, paramSymbols.stringof)`.
I see, my apologies. FYI if possible you should avoid using
stringof because it's basically only intended for debugging so
isn't always consistent - this is what __traits(identifier) is for
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