[Issue 12679] std.typecons.Maybe

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12679

monkeyworks12 at hotmail.com changed:

           What    |Removed                     |Added
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                 CC|                            |monkeyworks12 at hotmail.com

--- Comment #1 from monkeyworks12 at hotmail.com ---
Isn't this pretty much the same as Haskell's fmap? It'd be nice to have
something generic like this that worked on a wide variety of ranges (Nullable
would have to be made a range, or have a toRange function or something).

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