Re: [Boost-users] Sequence of boost::logic::tribools - let indeterminate entries inherit from their neighbours

Subject: Re: [Boost-users] Sequence of boost::logic::tribools - let indeterminate entries inherit from their neighbours
From: Nat Goodspeed (nat_at_[hidden])
Date: 2014-05-08 08:17:10

On May 8, 2014, at 6:43 AM, Jens Müller <blog_at_[hidden]> wrote:

> My current idea is actually a sort of proxy output iterator which keeps a counter of "pending" indeterminate tribools and flushes them to the proxied output iterator once their status becomes known. It should also automatically flush in it's destructor.
> 
> Then I could just use std::copy with a std::back_inserter in order to convert a sequence including indeterminate values into a sequence just containing bools.
> 
> Useful?

Whether it's generally useful depends on the kinds of use cases it addresses. It's an intriguing idea, but I haven't yet imagined an application in which I'd want that. Sorry, limited imagination... please suggest a few?