如何在 IntelliJ IDEA 14.0.x 中 define/install Scala facet?

How to define/install Scala facet in IntelliJ IDEA 14.0.x?

How to fix IntelliJ IDEA's SDK after it got "corrupted" that leads to "{class} cannot be found"? 中,我找到了带有 Scala facet 的屏幕截图(还有 Python 一个)。我没有也不能自己定义。

如何使用最新版本的 Scala 插件在 IntelliJ IDEA 14.0.2 或最新的 14.0.3 EAP 中定义或安装 Scala 方面?

我在 IDEA 中处理 sbt/Scala 项目的常用方法是在使用 Typesafe Activator 创建项目后导入 sbt/Scala 项目。

tl;dr There's no Scala facet in IntelliJ IDEA 14.

, IntelliJ IDEA 14 has introduced "Rethinking the project configuration model",即:

Another change is that we’ve finally decided to get rid of the Scala facet and replace it with so called Scala SDK library that, in addition to the standard Scala libraries, has a classpath to Scala compiler