[Issue 13257] Deprecation message when using std.getopt with string[] parameter

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13257

--- Comment #4 from Vladimir Panteleev <thecybershadow at gmail.com> ---
I don't know if this is feasible as I guess it'd have to be replicated across
many other ranges, but one possibility would be to make MapResult.back a
template function. Then, it will only be instantiated when actually used by the
map consumer.

--