[antlr-interest] ANTLR v4 status / website functionality moving forward - Ruby Target ?

[Martin Van Aken]

Eric,
In between, I would be interested in your part of the answer (I'm mostly
doing exploratory work at this time anyway). Hopefully Terr or Sam can jump
in afterward to complete/correct.

Thanks !

Martin

On 20 September 2012 20:50, Eric <researcher0x00 at gmail.com> wrote:

> Ter,
>
> I know you are more than busy, but I didn't see an answer to this. As much
> as I know most of the answer I can't remember all of the details at this
> point to give a correct answer.
>
> Thanks, Eric
>
> On Wed, Sep 19, 2012 at 2:33 AM, Martin Van Aken <
> martin.vanaken at 8thcolor.com> wrote:
>
> > Hello Terence,
> > Thanks for the info, this is far better than nothing, and I like the
> > incremental process outlined there. There is still something I'm not sure
> > to understand : the String Template .stg file is used to generate the
> > parser/lexer code for the grammar. But those classes inherit from more
> > general classes in Antlr (in the java version, at least). Are those also
> > generated by the .stg ?
> >
> > In other word, what about the runtime of Antlr, is it an output of the
> > .stg, or is it another part to implement to be able to have a parser
> > running under a given language (let say Ruby).
> >
> > Thanks !
> >
> > Martin
> >
> > On 17 September 2012 00:44, Terence Parr <parrt at cs.usfca.edu> wrote:
> >
> > > Unfortunately, no one has stepped up to bring the Ruby target up to
> date.
> > > The other bit of bad news is that we really don't have much in the way
> of
> > > how to create a target. just this page:
> > >
> > >
> > >
> >
> http://www.antlr.org/wiki/display/ANTLR3/How+to+build+an+ANTLR+code+generation+target
> > >
> > > Ter
> > > On Sep 16, 2012, at 5:51 AM, Martin Van Aken wrote:
> > >
> > > Terrence/list,
> > > I've the same question about the Ruby target. For what I can see from
> > > github : https://github.com/antlr/antlr3/tree/master/runtime/Ruby it
> has
> > > not move since two years so it is probably lagging behind. Do anyone is
> > > still maintaining it ?
> > >
> > > If not, I may be interested in trying to update it myself. Any resource
> > for
> > > (would be) goal maintener that I could start with ? Anyone that would
> be
> > > interested to contribute (time, advice, test, anything). I may take a
> > look
> > > at the python target (that seems to be keeping up well) as a reference
> > > (closer to Ruby than Java).
> > >
> > > Thanks a lot.
> > >
> > > Martin
> > >
> > > On 16 September 2012 09:44, Kieran Simpson <kierans777 at gmail.com>
> wrote:
> > >
> > > Ter/list,
> > >
> > >   Thanks again for all your efforts.  In terms of other language
> > >
> > > targets is there an idea/outline of when they'll be available.  I'm
> > >
> > > specifically thinking of the C target.  In a list thread from January
> > >
> > > there was the indication that a C++ target was still a while away so
> any
> > >
> > > progress updates?
> > >
> > >
> > > Cheers,
> > >
> > >
> > >
> > > On 16/09/12 4:36 AM, Terence Parr wrote:
> > >
> > > Howdy folks,
> > >
> > >
> > > ANTLR v4 release is rapidly approaching. The beta of the reference book
> > >
> > > will be out next week and the remaining two or three chapters should
> > appear
> > >
> > > within a month or so afterwards. Sam Harwell and I have been working
> very
> > >
> > > hard on the tool itself and we should have 4.0 ready by the time the
> book
> > >
> > > goes final. In the meantime, 4.0b1 will be available for use with the
> > beta
> > >
> > > book. Oh, and we need to release 3.4.1 before 4.0.
> > >
> > >
> > > I have paid for a new website design for both ANTLR and StringTemplate,
> > >
> > > which looks great. We will continue to use the same wiki software for
> > >
> > > documentation. The current website is generated by a Java server I
> built
> > >
> > > whereas the new one is going to be static so I have less software to
> > >
> > > maintain. In other words,  rather than using some kind of include
> > mechanism
> > >
> > > to get the general look and feel on each page, the new websites will be
> > >
> > > simply static files on the disk.  The current antlr.org content will
> > >
> > > become antlr3.org, leaving the current domain pointing at v4 content.
> > >
> > >
> > > We currently have functionality on the websites to accept new grammars
> > >
> > > and filesharing and articles and so on. Because this is so infrequent,
> I
> > >
> > > think it's reasonable to simply have an HTML form that has an email
> > action
> > >
> > > instead of an HTTP POST. When I get those requests, I can simply add
> them
> > >
> > > to the file on the server. (will that use the user's local mail client
> or
> > >
> > > will it force people to set up mail in their actual browsers before it
> > will
> > >
> > > email me? does anybody know?)
> > >
> > >
> > > On to the grammar repository. Because it's likely we'll want to make
> > >
> > > fixes / updates to existing grammars, I don't think a simple form /
> email
> > >
> > > mechanism is the best solution. Right now, I have to go in and
> overwrite
> > /
> > >
> > > update a number of files for a grammar update. Naturally, this screams
> > for
> > >
> > > a revision control solution. I was thinking that we might as well just
> > use
> > >
> > > github for this so that anybody can add or modify the publicly
> available
> > >
> > > grammars.
> > >
> > >
> > > There are a number of issues with using github for this. First, I would
> > >
> > > not want to create a new repository for each grammar so we would have
> one
> > >
> > > repository holding all grammars. This is pretty coarse granularity.  On
> > the
> > >
> > > other hand, if you just want one grammar, you can download individually
> > >
> > > from github. The second issue is that we would really have to have a
> > single
> > >
> > > license for all grammars in the repository. I would hate for a GPL
> > grammar
> > >
> > > to get its stank on the other grammars. It would confuse people to have
> > >
> > > multiple licenses within a single repository. Thirdly, not everyone is
> > >
> > > comfortable with assembly language…er…I mean git. In that case, people
> > >
> > > could simply mail me a grammar for inclusion. It would only take me a
> > >
> > > second to add it. The fourth problem. We need a clean URI for grammars
> > and
> > >
> > > I propose:
> > >
> > >
> > > http://www.antlr.org/grammars/<name>
> > >
> > >
> > > for the root directory of that project. For example,
> > >
> > >
> > > http://www.antlr.org/grammars/java
> > >
> > >
> > > would point out a directory that contains Java.g4 and may be a test
> > >
> > > program or something.
> > >
> > >
> > > I could easily add a redirect in the tomcat configuration files,
> > >
> > > assuming I can stomach all of that filthy XML, but that does not scale
> > very
> > >
> > > well when people add grammars. Instead, perhaps the best solution is to
> > set
> > >
> > > up a cronjob that pulls from the grammar repository and leaves the
> > grammars
> > >
> > > on antlr.org's disk so that /grammars URI points at that directory.
> That
> > >
> > > way, the URIs would always be up-to-date with the repository and
> without
> > me
> > >
> > > having to do any work. Heh, that just might work.
> > >
> > > http://www.antlr.org/grammars by itself could redirect to the github
> > >
> > > project.
> > >
> > >
> > > Anyway, If you have any thoughts on this stuff, please reply.
> > >
> > >
> > > Terence
> > >
> > >
> > > List: http://www.antlr.org/mailman/listinfo/antlr-interest
> > >
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> > >
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> > >
> > >
> > >
> > >
> > >
> > > --
> > > Mobile : +32 486 899 652
> > > Company website : www.8thcolor.com
> > > Contact me on LinkedIn : http://www.linkedin.com/in/martinvanaken
> > > Follow me on Twitter : @martinvanaken <
> http://twitter.com/martinvanaken>
> > >
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> >
> >
> > --
> > Mobile : +32 486 899 652
> > Company website : www.8thcolor.com
> > Contact me on LinkedIn : http://www.linkedin.com/in/martinvanaken
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-- 
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