How to attach sources to SBT managed dependencies in Scala IDE?

Question

I'm using Scala IDE 2.0.1 and SBT 0.11.2 to start with Akka 2.0.1. My build.sbt looks like this:

name := "akka"  version := "0.1"  scalaVersion := "2.9.2"  resolvers += "Typesafe Repository" at "http://repo.typesafe.com/typesafe/releases/"  libraryDependencies += "com.typesafe.akka" % "akka-actor" % "2.0.1" 

As you can see, there's nothing spectacular.

Now how can I tell Eclipse to use the artifact with the sources classifier for the akka-actor library?

In SBT, I can use update-classifiers to download sources and Javadocs to the Ivy repository, but even if I do this before running the eclipse command from the sbteclipse plugin then Eclipse still does not know the sources. Of course, I could do this manually, but this doesn't scale well for more libraries.

I have also tried to use the IvyDE plugin with the deliver-local command. While this integrates the dependency management, it doesn't seem to help with the sources.

Any clues?

Edit: This is the ivy.xml generated from deliver-local:

<?xml version="1.0" encoding="UTF-8"?> <ivy-module version="2.0" xmlns:e="http://ant.apache.org/ivy/extra"> <info organisation="default" module="akka_2.9.2" revision="0.1" status="release" publication="20120506225613">     <description>     akka     </description> </info> <configurations>     <conf name="compile" visibility="public" description=""/>     <conf name="runtime" visibility="public" description="" extends="compile"/>     <conf name="test" visibility="public" description="" extends="runtime"/>     <conf name="provided" visibility="public" description=""/>     <conf name="optional" visibility="public" description=""/>     <conf name="sources" visibility="public" description=""/>     <conf name="docs" visibility="public" description=""/>     <conf name="pom" visibility="public" description=""/> </configurations> <publications>     <artifact name="akka_2.9.2" type="pom" ext="pom" conf="pom"/>     <artifact name="akka_2.9.2" type="jar" ext="jar" conf="compile"/>     <artifact name="akka_2.9.2" type="src" ext="jar" conf="sources" e:classifier="sources"/>     <artifact name="akka_2.9.2" type="doc" ext="jar" conf="docs" e:classifier="javadoc"/> </publications> <dependencies>     <dependency org="org.scala-lang" name="scala-library" rev="2.9.2" conf="compile->default(compile)"/>     <dependency org="com.typesafe.akka" name="akka-actor" rev="2.0.1" conf="compile->default(compile)"/>     <exclude org="org.scala-lang" module="scala-library" artifact="*" type="jar" ext="*" matcher="exact"/>     <exclude org="org.scala-lang" module="scala-compiler" artifact="*" type="jar" ext="*" matcher="exact"/>     <override org="org.scala-lang" module="scala-library" matcher="exact" rev="2.9.2"/>     <override org="org.scala-lang" module="scala-compiler" matcher="exact" rev="2.9.2"/> </dependencies> </ivy-module> 

I'm new to Ivy, so this doesn't tell me much. I just figure that it mentions sources and javadocs, but somehow the IvyDE doesn't pick it up.

Answer 1

You can put

EclipseKeys.withSource := true 

to your build.sbt, which lets sbteclipse download all sources and makes them accessible within Eclipse. Note, this will download all sources from all configured dependencies. I have no idea how to tell sbt to download only the sources for single dependencies.