Adding UDA at compile time
Andrea Fontana via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Wed Aug 26 07:29:29 PDT 2015
On Wednesday, 26 August 2015 at 14:01:00 UTC, Alex Parrill wrote:
> On Wednesday, 26 August 2015 at 08:19:04 UTC, Andrea Fontana
> wrote:
>> I wonder if there's a way to add UDA to functions at
>> compile-time (so I can read later from other parts of
>> application).
>>
>> Andrea
>
> What do you mean? UDAs are already specified at compile time.
>
>
> @("hello")
> void foo() {
>
> }
>
> static assert(__traits(getAttributes, foo)[0] == "hello");
__traits(setAttributes, ...)
It would be useful, for example, if I have a list of functions to
mark. Let's say
enum toExport = ["oldFunction", "thisToo"];
foreach(d; toExport) __traits(setAttributes, ...);
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