That looks great Andrea, we did something similar for YSLD for one of our
products - using a REST api to access the function list. I would be happy
to port that over if you think you could make use of it.
--
Jody Garnett
On 25 April 2017 at 06:04, Andrea Aime <[email protected]> wrote:
> Hi,
> in my spare time I am playing with writing a large-ish set of CSS styles
> for a basemap and found
> that I'm really missing code completion.
>
> So I looked into what code mirror has to offer, and adding support for our
> custom
> variant of CSS is not hard and works reasonably well (for modest
> ambitions), .e.g:
>
> [image: Inline image 1]
>
> [image: Inline image 2]
> [image: Inline image 3]
>
> Let me qualify "modest" ambitions:
>
> - There is no CQL autocomplete support
> - The list of values for a given property is not context sensitive, it
> just gives you all possible values for all possible propeties
> - The few function like values (url, symbol, color-map-entry) just
> complete as "keyword(" and you have to add the rest manually
>
> Of course it can be improved with some time and JS skills, but I believe
> even this small contribution is a big improvement compared to no completion
> at all.
> Pull request here (I'll add a ticket and fix the commit before merging of
> course):
>
> https://github.com/geoserver/geoserver/pull/2283
>
> I checked how this plays with other languages, and it seems it's not
> interfering, you just get no completion on CTRL-SPACE.
> Then, I looked at adding support for other languages too and ... well..
> what I've found seem to require a lot of effort, at
> least for SLD.
>
> XML completion is available, but one needs to define a schema-like data
> structure in JSON, and then setup
> some specific codemirror initialization [1]. There is a tool [2] to
> generate such description from a XSD, I gave it a very
> quick check and for SLD 1.0 it generates a 200+KB json file... but then,
> we'd have to generate another for SLD 1.1 too,
> and figure out which schema to give the editor (not sure one can do both
> at the same time, the sld namespace is shared among
> SLD 1.0 and 1.1, but maybe with some hand-tweaking and some runtime
> inconsistency it might be doable).
>
> Soo... to get there one would need some extensions to StyleHandler,
> CodeMirrorEditor, maybe some figuring out of the
> right SLD version on the fly (since we just say "SLD") and then inject the
> right large json blob into the editor.
> That seems to be way too much work for spare time :-p
>
> Oh, I also checked potential YSLD compatibility, yaml code highlighting is
> available in the latest version of CodeMirror
> (we'd may have to upgrade, 5.11 we're using currently does not have it)
> but there is no hinting support for completion.
> Mapbox styling wise, there is javascript highlight, and some javascript
> completion support, but I don't see a quick way
> to add completion towards a specific schema. See [3] for an example.
>
> Anyways, two questions:
>
> - Do you see any issue merging CSS completion support?
> - Anyone interested in taking over support for completion in other
> languages?
>
>
> Cheers
> Andrea
>
> [1]: If interested, see the source of this example, in particular, the
> "tags" variable https://codemirror.net/demo/xmlcomplete.html
> [2]: http://q42jaap.github.io/xsd2codemirror/
> [3]: https://codemirror.net/demo/complete.html
>
>
>
>
> --
> ==
> GeoServer Professional Services from the experts! Visit
> http://goo.gl/it488V for more information.
> ==
>
> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
> GeoSolutions S.A.S.
> Via di Montramito 3/A
> 55054 Massarosa (LU)
> phone: +39 0584 962313 <+39%200584%20962313>
> fax: +39 0584 1660272 <+39%200584%20166%200272>
> mob: +39 339 8844549 <+39%20339%20884%204549>
>
> http://www.geo-solutions.it
> http://twitter.com/geosolutions_it
>
> *AVVERTENZE AI SENSI DEL D.Lgs. 196/2003*
>
> Le informazioni contenute in questo messaggio di posta elettronica e/o
> nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il
> loro utilizzo è consentito esclusivamente al destinatario del messaggio,
> per le finalità indicate nel messaggio stesso. Qualora riceviate questo
> messaggio senza esserne il destinatario, Vi preghiamo cortesemente di
> darcene notizia via e-mail e di procedere alla distruzione del messaggio
> stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso,
> divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od
> utilizzarlo per finalità diverse, costituisce comportamento contrario ai
> principi dettati dal D.Lgs. 196/2003.
>
>
>
> The information in this message and/or attachments, is intended solely for
> the attention and use of the named addressee(s) and may be confidential or
> proprietary in nature or covered by the provisions of privacy act
> (Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection
> Code).Any use not in accord with its purpose, any disclosure, reproduction,
> copying, distribution, or either dissemination, either whole or partial, is
> strictly forbidden except previous formal approval of the named
> addressee(s). If you are not the intended recipient, please contact
> immediately the sender by telephone, fax or e-mail and delete the
> information in this message that has been received in error. The sender
> does not give any warranty or accept liability as the content, accuracy or
> completeness of sent messages and accepts no responsibility for changes
> made after they were sent or for other risks which arise as a result of
> e-mail transmission, viruses, etc.
>
> -------------------------------------------------------
>
> ------------------------------------------------------------
> ------------------
> Check out the vibrant tech community on one of the world's most
> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
> _______________________________________________
> Geoserver-devel mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/geoserver-devel
>
>
------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, Slashdot.org! http://sdm.link/slashdot
_______________________________________________
Geoserver-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/geoserver-devel
