Add support for nested builds and use it to replace cross compilation

command which was previously hard-coded

This will allow multi-project builds, too but we should first fix
caching across instances and GitDependencies on sub-builds within
other repositories.

1 files changed, 3 insertions, 2 deletions

diff --git a/stage2/BasicBuild.scala b/stage2/BasicBuild.scala
index ed03de2..b7b0854 100644
--- a/stage2/BasicBuild.scala
+++ b/stage2/BasicBuild.scala
@@ -41,8 +41,6 @@ trait BaseBuild extends BuildInterface with DependencyImplementation with Trigge
   def defaultScalaVersion: String = constants.scalaVersion
   final def scalaVersion = context.scalaVersion getOrElse defaultScalaVersion
   final def scalaMajorVersion: String = lib.libMajorVersion(scalaVersion)
-  def crossScalaVersions: Seq[String] = Seq(scalaVersion, "2.10.6")
-  final def crossScalaVersionsArray: Array[String] = crossScalaVersions.to
   def projectName = "default"
 
   // TODO: get rid of this in favor of newBuild.
@@ -285,4 +283,7 @@ trait BaseBuild extends BuildInterface with DependencyImplementation with Trigge
 
   // a method that can be called only to trigger any side-effects
   final def `void` = ()
+
+  @deprecated("use the MultipleScalaVersions plugin instead","")
+  final def crossScalaVersionsArray = Array(scalaVersion)
 }