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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: MON KEY <monkey@sandpframing.com>
Cc: emacs-devel@gnu.org
Subject: Re: Save `nil' from the mutant void, preserve the truth of falsehood, prevent the falsehood of truth
Date: Mon, 13 Sep 2010 11:52:31 +0200	[thread overview]
Message-ID: <jwvocc2vv3x.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <AANLkTimF-5XPaZosB3B+Ns6VbOYmt-mn-bXwmPfiPTrC@mail.gmail.com> (MON KEY's message of "Sun, 12 Sep 2010 20:16:26 -0400")

> `#1=', and related reader syntax constructs aren't bad.

In source code, they are.  In source code, you have other ways to
express sharing, such as `let', which are much preferred.

> Indeed, they are quite prevalent in byte-code files and the language
> would be hamstrung without them.

Which language?  Note that AFAIC .el and .elc files use
2 different languages.

>> - unintern takes a symbol as argument, not a boolean, so it should
>> not be called with the return value of (fboundp ...)
> No, the argument to `unintern' can be a symbol or string.

Who cares, it's still not a boolean.

>> - calling unintern without an obarray arg is a bad idea.
> Yeah,

So: why do you do it?

>> Maybe we should make the second argument mandatory.
> That would be nice.

Indeed.

>> since `intern' only takes a string rather than a symbol.
> Yeah, but again there is the weird corner case of interning the 0
> length string.

What's weird about it?


        Stefan



  reply	other threads:[~2010-09-13  9:52 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-11 23:33 Save `nil' from the mutant void, preserve the truth of falsehood, prevent the falsehood of truth MON KEY
2010-09-12  0:16 ` Lars Magne Ingebrigtsen
2010-09-12 11:04 ` Andy Wingo
2010-09-12 14:00 ` Stefan Monnier
2010-09-13  0:16   ` MON KEY
2010-09-13  9:52     ` Stefan Monnier [this message]
2010-09-14  5:11       ` MON KEY
2010-09-14 11:14         ` Stefan Monnier
     [not found]         ` <51808.130.55.118.19.1284998205.squirrel@webmail.lanl.gov>
2010-09-22  1:37           ` MON KEY

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