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Re: suggestion - RJavaScript

From: Maciej Stachowiak <mjs@apple.com>
Date: Fri, 04 Dec 2009 08:55:26 -0800
Cc: public-webapps@w3.org
Message-id: <C4AEC44F-1D91-433C-80F3-4BD1BD589269@apple.com>
To: inhahe <inhahe@gmail.com>

I recommend you take this idea to the es-discuss@mozilla.org mailing  
list, where ECMAScript standardization efforts are discussed.

  - Maciej

On Dec 4, 2009, at 2:58 AM, inhahe wrote:

> forgive me if my post is off-track, i just discovered this w3o applet
> initiative exists and haven't read much of it yet.
> My proposal is for an extension to JavaScript, perhaps called  
> RJavaScript.
> RJavaScript would be a subset of the JavaScript language, which
> doesn't support some of its more dynamic features (prototype-based
> programming, dynamic typing, and hash table lookups for attributes
> might be candidates).  My understanding is that JavaScript's
> particular level of dynamicm makes it virtually impossible to execute
> it at competitive speeds with other languages, like C#, Java or C++,
> even with the new JIT-compiling JavaScript engines.  For any task that
> needs to be executed particularly fast, that part of the program could
> then written in an RJavaScript block (hopefully as an extension to
> JavaScript syntax, not as a new SCRIPT tag type option, to make it
> easier to intermix the two language types).
> For those familiar with Python and RPython, RJavaScript might be to
> JavaScript what RPython is to Python.
> The reason I'm suggesting the idea to *this* group is that one
> possible and particularly likely application of it could be in
> something like applets.  It would be like, for example, having a
> standardized Silverlight-like API, only instead of using .net for the
> language you would use JavaScript and optionally its RJavaScript
> sub-blocks.  This way a standardized replacement for Silverlight could
> be defined that runs at competitive speed with Silverlight and doesn't
> needlessly complicate things by introducing a second language
> completely separate from JavaScript.
> (I'm using Silverlight as the point of reference rather than Flash
> because it has more features, provides better integration with the
> rest of the web page, and particularly needs to be usurped by
> standardization since it's Microsoft world domination Windows-only
> crap.  Also I prefer something Silverlight/Flash-like to something
> Java-like because Java sometimes requires annoying user permission
> requests, seems to run in more isolated screen areas or even in
> separate windows, has a ridiculous loading time, and doesn't seem to
> have some of the features that are particularly useful for typical web
> stuff (video streaming, stylish-looking games, and custom animated
> user interfaces) like Flash does.)
> Obviously simply defining a restricted subset of JavaScript won't
> automatically make things written in it run faster - it would be up to
> the market to create optimal engines for RJavaScript sub-blocks.
Received on Friday, 4 December 2009 16:56:11 UTC

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