Today we've released a new Scala plugin EAP build. With this build, we're happy to introduce an API that extends the IDE coding assistance to custom Scala macros. A macro is executed at compile-time and modifies the AST of your code: e.g. it can extend the class or its companion object with new methods or other code represented by the AST returned by the macro. Since IntelliJ IDEA's coding assistance is based on static code analysis, the IDE is not aware of AST changes, and can't provide appropriate code completion and inspections for the generated code. Since macros are heavily used in