上周JRuby 0.9.1 新版本发布了。
JRuby是一个Ruby脚本语言的纯Java实现。JRuby可以嵌入任到Java应用程序并可以在脚本中使Java类。
此次发布的新版本中主要新特性是，增加了对Rails的支持。也就是说，理论上你可以在JVM上运行Rails了。
其他的提升包括：
- Overall performance is 50-60% faster than JRuby 0.9.0
- Improved Rails support
- New syntax for including Java classes into Ruby
- New interpreter design
- Refactoring of method dispatch, code evaluation, and block dispatch code
- Parser performance enhancement
- Rewriting of Enumerable and StringScanner in Java
- New experimental syntax for implementing interfaces
- 86 Jira issues resolved since 0.9.0