[parenscript-devel] Project announcement: cl-spidermonkey

[Daniel Gackle]

Alright, that does it. Mr or Ms. 3b, come forth and show yourself!

:)

On Mon, Jul 12, 2010 at 11:56 PM, Red Daly <reddaly at gmail.com> wrote:

> On Sat, Jul 3, 2010 at 4:36 PM, Daniel Gackle <danielgackle at gmail.com>
> wrote:
> > Red,
> > It sounds awesome. I've often wondered how hard it would be to get a PS
> > REPL running inside Emacs.
> > Would this project be relevant to the effort? Or is it supplanted by
> > your stuff?
> >   http://js-comint-el.sourceforge.net/
> > Daniel
>
> It looks like 3b's slime-proxy project is the most relevant.
> js-comint-el seems better for a js runtime operating outside of a host
> lisp.
>
> I would love to see a Parenscript mode that interacts gracefully with
> SLIME.
>
> For me it would be ideal to have a SLIME-derived mode for editing
> .paren files, and a SLIME-derived Parenscript REPL that interacted
> with the host lisp.  The REPL may evaluate Parenscript forms in a
> CL-SPIDERMONKEY environment, or it may push compiled code into a web
> client via the WebSocket API[1] or some other means--it's really up
> the host lisp.
>
> I'm not particularly familiar with emacs lisp or SLIME, but I think
> extending SLIME would be the best means of enhancing Parenscript
> editing.  Slime Proxy seems like the perfect approach (
> http://github.com/3b/slime-proxy )
>
> Red
>
> [1] http://dev.w3.org/html5/websockets/
>
> >
> > On Thu, Jul 1, 2010 at 11:58 AM, Red Daly <reddaly at gmail.com> wrote:
> >>
> >> Dearest Meta Javascripters,
> >>
> >> I have written a library for interfacing Common Lisp with the
> >> Spidermonkey Javascript engine.  You may find some use in this for
> >> testing Parenscript code, or ever running Parenscript code to do some
> >> important, lisp-end task.  In any case, what follows is excerpted from
> >> the README.  The home page for the project is
> >> http://github.com/gonzojive/cl-spidermonkey  .  Contributes are of
> >> course welcome.
> >>
> >> All the very best,
> >> Red
> >>
> >> # CL-SpiderMonkey: Common Lisp interface to Javascript
> >>
> >> ### A Common Lisp library for interacting with Javascript through the
> >> SpiderMonkey library
> >>
> >> ## Introduction
> >>
> >> cl-spidermonkey provides a Javascript runtime environment inside of
> >> Common Lisp by embedding a widely-used and tested Javascript engine:
> >> Mozilla's SpiderMonkey.
> >>
> >> With full access to Javascript from Common Lisp, it becomes easier to
> >> test Javascript libraries in the same breath as normal testing.  It
> >> also allows a Lisp REPL to be used as a Javascript REPL, and for many
> >> other combinations of lisp and JS.
> >>
> >> ## Installation
> >>
> >> Before you do anything you need the git repostiory.
> >>
> >>    git clone git://github.com/gonzojive/cl-spidermonkey.git
> >>
> >> First you need to compile Spidermonkey.  It's not that bad!  Just cd
> >> into the vendor directory and then run the install script:
> >>
> >>    cd vendor
> >>    sh install-spidermonkey.sh
> >>
> >> That will download and install SpiderMonkey, and set up all the paths
> >> properly.
> >>
> >> Now you should be able to load the library in lisp:
> >>
> >>    REPL> (asdf:operate 'asdf:load-op :cl-spidermonkey)
> >>
> >>
> >> ## Usage
> >>
> >> Right now there are only two exported symbols, so things are pretty
> >> easy:
> >>
> >>    REPL> (sm::with-js-context (context)
> >>           (sm:evaluate-js "10 * 24;"))
> >>    240
> >>
> >> Note that you can only get doubles, ints, strings, voids (undefined),
> >> nulls, and boolean values back from EVALUATE-JS.  Any other object
> >> will come back as a pointer to a JS_Object whichs needs further
> >> attention from the bindings.  If you are so inclined, lookat the
> >> src/spidermonkey-bindings.lisp file for more info on how to deal with
> >> native Spidermonkey objects.
> >>
> >> _______________________________________________
> >> parenscript-devel mailing list
> >> parenscript-devel at common-lisp.net
> >> http://common-lisp.net/cgi-bin/mailman/listinfo/parenscript-devel
> >
> >
> > _______________________________________________
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> > http://common-lisp.net/cgi-bin/mailman/listinfo/parenscript-devel
> >
> >
>
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