On Wed, Mar 1, 2023, 11:36 AM Vasilij Schneidermann <mail@vasilij.de> wrote:

>
> > Deriving from prog-mode feels weird since YAML is not a programming
> > language.
>
> Yes, that was pretty much my reasoning. To quote the `prog-mode`
> docstring: "Major mode for editing programming language source code."
>
> Unless there's some XSLT equivalent for YAML, I do not see it being
> programming language source code at all.
>

Perhaps "programming language" is intended to mean that a given file is
"legal" is decidable (which lets TeX off the hook).

YAML has been argued to be several things (configuration,
> serialization, text) and having to choose one in particular cannot work
> out in a satisfying way unless it's about a very basic property not
> based on opinion
>

The YAML spec is insistent that it is a data serialization format.

Lynn