Microsoft.Scripting: Someone's Going to Have to Target This With Antlr
The source code to the Microsoft.Scripting namespace is available at http://www.codeplex.com/IronPython/Release/ProjectReleases.aspx?ReleaseId=438
A review of the IronPython codebase in the release makes the early-stage processing look pretty close to the (well-designed) IronPython 1.0 release: there's a language-specific tokenizer, parser, AST …
more ...