Vendor: JetBrains Inc.
Adds code assistance for the Groovy++. Features:
- Detect Groovy++ distributions and allow compiler to work with them
- Support list-map-closure auto-casting
- Infer parameter types of such closures and suggest code completion for their members
- Make 'GoTo Declaration' work on properties and methods defined as map values
- Recognize traits as things that can be implemented, offer code completion for them
- Resolve & completion for Groovy++ stdlib classes