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Re: Morally equivalent


From: Po Lu
Subject: Re: Morally equivalent
Date: Tue, 18 Oct 2022 10:39:49 +0800
User-agent: Gnus/5.13 (Gnus v5.13)

Michael Heerdegen <michael_heerdegen@web.de> writes:

> Thibaut Verron <thibaut.verron@gmail.com> writes:
>
>> It's not rigorously true, because the outcome will be different if
>> evaluating PLACE has side effects. But imo this is such an outlandish
>> scenario (if it can even happen in the first place) that it doesn't need to
>> be the primary focus of the docstring of push.
>
> Good point.  It's just about an implementation detail.  In other
> docstrings we just say "equivalent but produces slightly more efficient
> code" or simply "equivalent".
>
> Or has anyone ever used a place expression (whose getter) has side
> effects?  Relying on that would probably uncover one hundred and five
> bugs.
>
> So - to lead this to some end - is there someone not agreeing that we
> could just say "equivalent"?
>
> Micheal.

The meaning of "morally equivalent" is quite obvious.  If not
immediately, then from context.

How did a simple phrase generate so much noise on this list?


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