Walter, I need a __trait please.

Jaocb Carlborg via Digitalmars-d digitalmars-d at puremagic.com
Tue Mar 15 01:04:44 PDT 2016


On Tuesday, 15 March 2016 at 00:29:17 UTC, Stefan Koch wrote:
> Hi,
>
> I found myself in need of __trait that might be useful to 
> include.
>
> something that would give me the parameters of a the body of 
> the lambda as string and the parmeters of a lambda as 
> AliasSequence.
> e.g
> foreach (p;__traits(lambda, (x,y) => x < y)) {
>  writeln(p);
> }
>
> would output
> x
> y
> x < y
>
> I am sure this is doable unfortunately I lack the insight into 
> DMD to implement this in a reasonable amount of time, and code 
> quality.

I think someone created a pull request which added .codeof, that 
would return any piece of code as a string. The PR was rejected, 
for some reason. Might not even have been a PR, perhaps only a 
proof of concept.

--
/Jacob Carlbor



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