Hi,

On Sat, Jun 29, 2019 at 6:34 AM Yegappan Lakshmanan <[email protected]> wrote:
>
> Hi Bram,
>
> On Sat, Jun 29, 2019 at 5:57 AM Bram Moolenaar
> <[email protected]> wrote:
> >
> >
> > > > Thinking about this some more, we should modify the existing
> > > > sign_place() function to always accept a List argument
> > >
> > > Just to say, I don't have any strong feelings either way. I'll defer
> > > to those with more experience of the Vim API and how changes are made.
> >
> > The current sign_place() function is basically mimicking ":sign place".
> > One of the quirks is that it takes a file name, not a buffer number.
> >
>
> The sign_place() function accepts either a buffer name or a buffer
> number. The {expr} argument to sign_place() is same as the {expr}
> argument to bufname().
>
> >
> > It also has an optional {id}, where zero means it's not passed in.
> >
>
> Yes. Converting sign_place() to accept a List of dicts will make this
> simpler.
>
> >
> > Adding a new function that takes a list of dictionaries could be a good
> > alternative. We then do need to validate the entries to check if the
> > required keys are included. It will then be possible to either pass a
> > buffer number or a file name.
> >
>
> I have the changes for this ready to go (including the check for existence
> of the required keys). I will merge my local changes with the recent
> changes to sign.c/evalfunc.c and create a pull request.
>

I have created PR #4602 (https://github.com/vim/vim/pull/4602) for this.
I have simplified the sign_place(), sign_unplace() and sign_getplaced()
functions. Took some time to make these changes as the sign tests heavily
use these functions. Note that this change is not backward compatible.

- Yegappan

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