Boston D Language Meetup in Back Bay

John Colvin via Digitalmars-d-announce digitalmars-d-announce at puremagic.com
Thu Nov 17 09:42:54 PST 2016


On Thursday, 17 November 2016 at 16:28:08 UTC, Steven 
Schveighoffer wrote:
> On 11/17/16 10:38 AM, John Colvin wrote:
>> On Thursday, 17 November 2016 at 13:59:25 UTC, Steven 
>> Schveighoffer wrote:
>>> [...]
>>
>> Can't you use a template lambda alias argument to pushTo 
>> instead, so
>> then you can instantiate it inside pushTo?
>>
>> something like
>> nullStream!char
>>     .bufferedInput
>>     .pushTo!(_ => _
>>         .arrayCastPipe!ubyte
>>         .outputFile("output.txt")
>>     );
>> maybe?
>
> I could do that. But I don't like it ;)

I don't think it's so bad, but fair enough

> I will note that Adrian Matoga's flod library has a different 
> solution that I think is similar to this, but I don't 
> understand it very well.
>
> I'm also concerned that using a lambda is going to confuse or 
> prevent optimization.

Why would you think that? If we can't trust the optimiser (dmd 
aside) to inline a template lambda argument then phobos is 
totally screwed!

> I think with some better naming, the push feature will look 
> better.
>
> -Steve

I look forward to it.


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