Re: [boost] [gsoc] Pointer Plus Bits Behavior and Interface

Subject: Re: [boost] [gsoc] Pointer Plus Bits Behavior and Interface
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2010-07-15 12:05:23

Joaquin M Lopez Munoz wrote:
> Brian Bartman <bbartmanboost <at> gmail.com> writes:
>
> > 1) Should the pointer_plus_bits have a pre and post
> > increment and decrement
> > ( what about supporting other arithmetic operations such as
> > add, minus, add assign etc...) ?
>
> I'd say this is gratuituous complication: just design a lean
> interface providing get_pointer, set_pointer, get_bit, set_bit
> (or similar names) so that you don't have to replicate pointer
> semantics.

I was going to disagree, but I think that Stefan has the right answer: views.  There are two interfaces to support in this class: the pointer and the extra bits.  Trying to mix the two will complicate the interface and likely cause ambiguities and unwanted interactions.

_____
Rob Stewart                           robert.stewart_at_[hidden]
Software Engineer, Core Software      using std::disclaimer;
Susquehanna International Group, LLP  http://www.sig.com

IMPORTANT: The information contained in this email and/or its attachments is confidential. If you are not the intended recipient, please notify the sender immediately by reply and immediately delete this message and all its attachments. Any review, use, reproduction, disclosure or dissemination of this message or any attachment by an unintended recipient is strictly prohibited. Neither this message nor any attachment is intended as or should be construed as an offer, solicitation or recommendation to buy or sell any security or other financial instrument. Neither the sender, his or her employer nor any of their respective affiliates makes any warranties as to the completeness or accuracy of any of the information contained herein or that this message or any of its attachments is free of viruses.