CodeNarc is a static analysis tool for Groovy source code.
Version 0.4 adds 17 new rules, and:
* Support for wildcards (*,?) in RuleSet <include> and <exclude>, and in Rule.applyToFilenames.
* Fix for configuration from properties files - allow setting superclass fields.
* Improve violation information for imports - line number and actual source line.
* Add better logging, including stacktrace, when an error occurs during processing.