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

We have released a new EAP version of the Scala plugin for IntelliJ IDEA 15 EAP. Here is a couple of new features we have added: Debugging: stopping at Lambda Expressions When you add a breakpoint to a line that contains a lambda expression, the IDE offers you several options where it should stop. Choose any lambda expression if there are several of them, or stop at the whole line. You can use the Run to cursor function on a lambda expression as well. You can use Ctrl+F8 to add a breakpoint. Then the lambda expression that the cursor is placed on will be selected in the list. Pr