標準のディレクトリ構成を変更するscala設定ファイル（Full：マルチプロジェクト）

Build.scala

import sbt._
import Keys._

object TestBuild extends Build {

    lazy val root: Project = Project("root", file("."), aggregate = nonRoots)
    lazy val nonRoots = projects.filter(_ != root).map(p => LocalProject(p.id))

    lazy val main = consoleProject("main", file("main")) dependsOn(sub1, sub2, sub3)
    lazy val sub1 = webProject("sub1", file("sub1"))
    lazy val sub2 = webProject("sub2", file("sub2"))
    lazy val sub3 = webProject("sub3", file("sub3"))

    def consoleProject(nameString: String, path: File) = Project(nameString, path) settings(
            unmanagedBase <<= baseDirectory / "lib",
            sourceDirectory in Test <<= baseDirectory / "test",
            sourceDirectory in Compile <<= baseDirectory / "src",
            javacOptions in Compile := Seq("-encoding", "UTF-8", "-Xlint"),
            javaSource in Compile <<= sourceDirectory in Compile,
            scalaSource in Compile <<= sourceDirectory in Compile,
            resourceDirectory in Compile <<= sourceDirectory in Compile,
            includeFilter in unmanagedResources := "*.properties",
            excludeFilter in unmanagedResources <<= (excludeFilter in unmanagedResources, includeFilter in unmanagedSources) { (excl, incl) => excl || incl },
            libraryDependencies ++= Seq(
                "junit" % "junit" % "4.10" % "test",
                "org.specs2" %% "specs2" % "1.11" % "test",
                "org.mockito" % "mockito-core" % "1.9.0" % "test"
            )
        )

    def webProject(nameString: String, path: File) = Project(nameString, path) settings(
            unmanagedBase <<= baseDirectory / "WEB-INF/lib",
            sourceDirectory in Test <<= baseDirectory / "WEB-INF/test",
            sourceDirectory in Compile <<= baseDirectory / "WEB-INF/src",
            javacOptions in Compile := Seq("-encoding", "UTF-8", "-Xlint"),
            javaSource in Compile <<= sourceDirectory in Compile,
            scalaSource in Compile <<= sourceDirectory in Compile,
            resourceDirectory in Compile <<= sourceDirectory in Compile,
            includeFilter in unmanagedResources := "*.properties",
            excludeFilter in unmanagedResources <<= (excludeFilter in unmanagedResources, includeFilter in unmanagedSources) { (excl, incl) => excl || incl },
            libraryDependencies ++= Seq(
                "javax.servlet" % "servlet-api" % "2.5" % "provided",
                "junit" % "junit" % "4.10" % "test",
                "org.specs2" %% "specs2" % "1.11" % "test",
                "org.mockito" % "mockito-core" % "1.9.0" % "test"
            )
        )
}