Hi,
In the article from 2010, Tomáš was describing the limitations on WP7:
http://matousek.wordpress.com/2010/03/21/ironruby-on-your-phone/
The most significant are calls to methods with out or ref parameters.
You also won’t be able to inherit a Ruby class from a CLR class or
implement a CLR
This still is not supported in IronRuby, as the version of the CLR on
the Windows Phone (at least last i checked) was really the compact
framework, which does not support any types usually found in the full
.NET Framework's System.Reflection.Emit namespace. Therefore, IronRuby
cannot emit the