On Thu, May 16, 2024 at 2:01 AM Markus Armbruster <arm...@redhat.com> wrote:

> John Snow <js...@redhat.com> writes:
>
> > If a comment immediately follows a doc block, the parser doesn't ignore
> > that token appropriately. Fix that.
>
> Reproducer?
>
> >
> > Signed-off-by: John Snow <js...@redhat.com>
> > ---
> >  scripts/qapi/parser.py | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/scripts/qapi/parser.py b/scripts/qapi/parser.py
> > index 41b9319e5cb..161768b8b96 100644
> > --- a/scripts/qapi/parser.py
> > +++ b/scripts/qapi/parser.py
> > @@ -587,7 +587,7 @@ def get_doc(self) -> 'QAPIDoc':
> >                  line = self.get_doc_line()
> >                  first = False
> >
> > -        self.accept(False)
> > +        self.accept()
> >          doc.end()
> >          return doc
>
> Can't judge the fix without understanding the problem, and the problem
> will be easier to understand for me with a reproducer.
>

audio.json:

```
##
# = Audio
##

##
# @AudiodevPerDirectionOptions:
#
# General audio backend options that are used for both playback and
# recording.
#
```

Modify this excerpt to have a comment after the "= Audio" header, say for
instance if you were to take out that intro paragraph and transform it into
a comment that preceded the AudiodevPerDirectionOptions doc block.

e.g.

```
##
# = Audio
##

# Lorem Ipsum

##
# @AudiodevPerDirectionOptions:
```

the parser breaks because the line I changed that primes the next token is
still set to "not ignore comments", but that breaks the parser and gives a
rather unhelpful message:

../qapi/audio.json:13:1: junk after '##' at start of documentation comment

Encountered when converting developer commentary from documentation
paragraphs to mere QAPI comments.

--js

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