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From: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
To: Joost Kremers <joostkremers@fastmail.fm>
Cc: Michael Heerdegen <michael_heerdegen@web.de>,
	Help Gnu Emacs mailing list <help-gnu-emacs@gnu.org>
Subject: Re: pcase and minus-sign
Date: Thu, 1 Dec 2016 14:59:39 +0100	[thread overview]
Message-ID: <1a633aa5-75e4-f18f-ef97-7adb10589e79@easy-emacs.de> (raw)
In-Reply-To: <87oa0xas0j.fsf@fastmail.fm>



On 30.11.2016 16:48, Joost Kremers wrote:
>
> On Wed, Nov 30 2016, Andreas Röhler wrote:
>> But what make the char `a' so special WRT char `1'?:
>>
>> (defun foo (arg)
>>    (interactive "P")
>>    (pcase arg
>>      (1 (message "%s" "ARG was `1'"))
>>      (a (message "%s" "ARG was `a'"))
>>      ('- (message "%s" "ARG was minus-sign"))
>>      (_ (message "%s" "ARG not minus-sign"))))
>
> The same thing that makes it different in "normal" Lisp code. 1 is 
> read as an integer, not as a symbol.
>

Thanks all again!




  reply	other threads:[~2016-12-01 13:59 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-30 12:12 pcase and minus-sign Andreas Röhler
2016-11-30 12:38 ` Joost Kremers
2016-11-30 13:30   ` Andreas Röhler
2016-11-30 13:31     ` Michael Heerdegen
2016-11-30 13:39     ` tomas
2016-11-30 13:56     ` Joost Kremers
2016-11-30 15:23       ` Andreas Röhler
2016-11-30 15:34         ` Michael Heerdegen
2016-11-30 15:48         ` Joost Kremers
2016-12-01 13:59           ` Andreas Röhler [this message]
2016-12-02  2:30             ` Stefan Monnier
2016-12-03  8:04               ` Andreas Röhler
2016-12-03 15:43                 ` Stefan Monnier
2016-12-05  9:11                   ` Andreas Röhler

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