Improvements to std.typecons.Nullable
Brad Anderson
eco at gnuk.net
Tue Oct 8 12:20:04 PDT 2013
On Tuesday, 8 October 2013 at 19:04:33 UTC, BLM768 wrote:
> I've been working on a project that makes relatively heavy use
> of nullable values. I've been using std.typecons.Nullable, and
> it mostly works well, but there are some improvements that
> could be made to the implementation:
>
> * A toString() method (needed to fix bug #10915)
> * An opEquals for comparisons with the type that the Nullable
> wraps
> * Currently, comparing a null Nullable!T with a T produces an
> error,
> but it makes more sense to just return false.
> * Making isNull() @property
>
> get() might also make more sense as a property, but not with
> its current name; it would be better to make the name a noun
> such as "value" rather than a verb. If it were to be changed,
> it could be done in a fully backward-compatible way by making
> "get" an alias of "value".
>
> These would all be simple changes, so if someone's willing to
> guide me through the formalities, I could make this my first
> contribution to Phobos.
The wiki has a pretty good guide of the overall process:
http://wiki.dlang.org/Pull_Requests
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