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IronRuby and the Dynamic Language Runtime (DLR)

ANDRE JOHN CRUZ19 DECEMBER 2009

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What’s IronRuby?

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What’s a “Dynamic Language?”

Expressive

Can change at runtime

Flexible

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Concept of “Duck Typing”

http://www.flickr.com/photos/guccibear2005/1387696735/

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IronRuby Console and Ruby SyntaxFrom the command line

demo

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The Dynamic Language Runtime (DLR)

Rationale

Unified runtime

Embeddable

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Using IronRuby from C#CLR to DLR Interop using the “dynamic” keyword in .NET 4.0

demo

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Why?

Why use a dynamic language?

http://www.flickr.com/photos/petereed/496392956/

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Scripting App SampleJimmy Schementi’s RubyConf 2009 Demo

demo

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Downsides

Performance hit

No Visual Studio IDE Integration

No LINQ, .NET attribute support

Lacking integration with .NET app frameworks

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Future Directions

Performance improvements

Visual Studio IDE Integration

LINQ, .NET attribute support

Integration with .NET app frameworks

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Additional Resources

http://blog.jimmy.schementi.comhttp://www.flanders.co.nzhttp://devpinoy.org/blogs/cruizer

Official Sites

Blogs

http://www.ironruby.nethttp://www.ironruby.infohttp://ironruby.codeplex.comhttp://www.ruby-lang.org

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The Definitive Sites for your Developer and IT Resources

www.microsoft.com/singapore/technet www.microsoft.com/singapore/msdn

TechNet Singapore MSDN Singapore

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The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the

date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.