Re: [boost] [type_traits] Interest in is_iterator type trait?

Subject: Re: [boost] [type_traits] Interest in is_iterator type trait?
From: John Maddock (boost.regex_at_[hidden])
Date: 2014-08-19 12:49:27

>> The intent was always to submit is_iterator to Boost, but we never got
>> around to it. Now I need it in Boost.Filesystem, so I'd rather see it
>> go in type traits than just sticking it into boost/filesystem/detail.
>
> Out of curiosity, why do you need it?

One situation is inside a constructor call:

struct myclass
{
template <class I>
myclass(I a, I b)
{
    // a and b could be iterators, or could be a pair of values,
    // we need to separate the two cases.
}

John.