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bug#14935: 24.3.50; pcase (or) UPAT fails?
From: |
Stefan Monnier |
Subject: |
bug#14935: 24.3.50; pcase (or) UPAT fails? |
Date: |
Tue, 23 Jul 2013 09:44:49 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) |
> This doesn't:
> (pcase (list 23 nil "%")
> (`(,scale nil (or "^" "%")) (message "%s" scale))
> (_ (message "failed")))
> Is this a bug?
No, it's normal. The third pattern matches a list of 3 elements (the
first being the symbol `or'). You probably meant to do
(pcase (list 23 nil "%")
(`(,scale nil ,(or `"^" `"%")) (message "%s" scale))
(_ (message "failed")))
-- Stefan