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Re: Should mode commands be idempotent?

From: John Wiegley
Subject: Re: Should mode commands be idempotent?
Date: Wed, 20 Sep 2017 07:52:16 -0700
User-agent: Gnus/5.130016 (Ma Gnus v0.16) Emacs/25.2.50 (darwin)

>>>>> "CP" == Clément Pit-Claudel <address@hidden> writes:

CP> I'm not too sure: take the example of visual-line-mode: how do you make
CP> that idempotent without explicitly checking whether the mode has already
CP> been activated?

Also, is there a motivation for introducing this new requirement, seeing as
how we've never had such a restriction in the past?

John Wiegley                  GPG fingerprint = 4710 CF98 AF9B 327B B80F
http://newartisans.com                          60E1 46C4 BD1A 7AC1 4BA2

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