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From: Noam Postavsky <npostavs@gmail.com>
To: Yuan Fu <casouri@gmail.com>
Cc: Help Gnu Emacs mailing list <help-gnu-emacs@gnu.org>
Subject: Re: Plist-put changes literal argument
Date: Wed, 2 Sep 2020 20:53:45 -0400	[thread overview]
Message-ID: <CAM-tV--94igTNVJPMrvq1YnkWfd3AWcF_E19OZtZLdN8QtHbWg@mail.gmail.com> (raw)
In-Reply-To: <55491E0C-FFDF-43F8-853E-1CC826485D40@gmail.com>

On Wed, 2 Sep 2020 at 20:18, Yuan Fu <casouri@gmail.com> wrote:

> Ok, think more of it, it would be weird to make a full copy of cons
> (and other non-primitive values) on function call. I wonder how do
> other languages deal with this, because I never run into problems like
> this (except for in Python, with its default argument values).

In most languages you can't write a quoted list literal, so you would
end up writing code equivalent to

    (defun test ()
      (test-2 (list :a 'b)))



  reply	other threads:[~2020-09-03  0:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-02 23:55 Plist-put changes literal argument Yuan Fu
2020-09-02 23:59 ` Yuan Fu
2020-09-03  0:18   ` Yuan Fu
2020-09-03  0:53     ` Noam Postavsky [this message]
2020-09-05 15:55     ` Philipp Stephani
2020-09-06 15:23       ` Yuan Fu
2020-09-05 15:53   ` Philipp Stephani

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