From: Yuan Fu <casouri@gmail.com>
To: "T.V Raman" <raman@google.com>
Cc: emacs-devel@gnu.org
Subject: Re: prog-mode-p?
Date: Wed, 23 Nov 2022 20:22:50 -0800 [thread overview]
Message-ID: <83BE88AF-B1DF-4761-959A-C5492D8B7B2C@gmail.com> (raw)
In-Reply-To: <p91mt8hyoxp.fsf@google.com>
> On Nov 23, 2022, at 8:08 PM, T.V Raman <raman@google.com> wrote:
>
> At present, one can look up the "parent" of a derived mode via the
> symbol's property list as in:
>
> (get 'emacs-lisp-mode 'derived-mode-parent )
> and thus ascend the parent chain -- is there a shortcut to checking if
> a mode derives from say 'prog-mode (my current use case)
> or in general check if mode x has mode y as a parent in its derivation chain?
IIIUC you can use derived-mode-p.
Yuan
next prev parent reply other threads:[~2022-11-24 4:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-24 4:08 prog-mode-p? T.V Raman
2022-11-24 4:22 ` Yuan Fu [this message]
2022-11-24 4:57 ` prog-mode-p? T.V Raman
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