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Re: pcase-if-let?


From: Michael Heerdegen
Subject: Re: pcase-if-let?
Date: Thu, 29 Mar 2018 02:21:44 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Davis Herring <address@hidden> writes:

> >        '(let* () then)
>
> This is obviously a typo for
>
>   `(let* () ,then)

Yes, thanks.

> but why not use
>
>   then

Took it from the implementation of `if-let'.  AFAICT it can make indeed
make a difference in some situations.  Doesn't the empty `let*' create a
new lexical environment?  Then the scope of a `defvar' without value is
different, for example.


Michael.



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