On 10/6/21 3:56 PM, Keenan Horrigan via Std-Proposals wrote:
> I would think that the "Deducing this" paper
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0847r7.html>
> would supersede this idea, as methods with "object parameters" are
> currently proposed to disallow using the this keyword or implicitly
> looked up member variables within them, so a "var" parameter would be
> unambiguously the parameter and you'd have to access the member
> variable through something like "self.var".

Oh yeah I remember that proposal. I was suggesting an alternative but
the conversation died in the egg for some reason and I never followed up:

https://lists.isocpp.org/std-proposals/2020/03/1215.php

Same idea at its root but different syntax.


>
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Wednesday, October 6th, 2021 at 1:26 PM, Phil Bouchard via
> Std-Proposals <std-proposals_at_[hidden]> wrote:
>>
>> Yeah I agree.
>>
>> On 10/6/21 12:26 PM, Lee Howes wrote:
>>> Seems a bit much to make a language change just to allow member
>>> shadowing doesn't it? The following is no more typing heavy:
>>>
>>> struct A
>>>
>>> {
>>>
>>> int _var;
>>>
>>> void foo(int & var);
>>>
>>> };
>>>
>>> void A::foo(int & var)
>>>
>>> {
>>>
>>> var = 1; // changes parameter
>>>
>>> _var = 2; // changes member variable
>>>
>>> }
>>>
>>>
>>> On Wed, 6 Oct 2021 at 09:04, Phil Bouchard via Std-Proposals
>>> <std-proposals_at_[hidden]
>>> <mailto:std-proposals_at_[hidden]>> wrote:
>>>
>>> Greetings,
>>>
>>>
>>> This is just a minor syntactic adjustment but could fix a very
>>> long lasted problem.
>>>
>>> Suppose you have:
>>>
>>>
>>> struct A
>>>
>>> {
>>>
>>> int var;
>>>
>>> void foo(int & var);
>>>
>>> };
>>>
>>>
>>> What I suggest is to add a prefix that could replace: "this->"
>>>
>>> void A::foo(int & var)
>>>
>>> {
>>>
>>> var = 1; // changes parameter
>>>
>>> .var = 2; // changes member variable
>>>
>>> }
>>>
>>>
>>> Regards,
>>>
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