Extract default SBT version to a constant

Author: Gedochao

build.sc

@@ -518,6 +518,8 @@ trait Core extends ScalaCliCrossSbtModule
          |  def giter8Organization = "${Deps.giter8.dep.module.organization.value}"
          |  def giter8Name = "${Deps.giter8.dep.module.name.value}"
          |  def giter8Version = "${Deps.giter8.dep.version}"
+         |  
+         |  def sbtVersion = "${Deps.Versions.sbtVersion}"
          |
          |  def mavenVersion = "${Deps.Versions.mavenVersion}"
          |  def mavenScalaCompilerPluginVersion = "${Deps.Versions.mavenScalaCompilerPluginVersion}"

modules/cli/src/main/scala/scala/cli/commands/export0/Export.scala

@@ -238,7 +238,7 @@ object Export extends ScalaCommand[ExportOptions] {
       project.print(System.out)
     }
     else {
-      val sbtVersion                  = options.sbtVersion.getOrElse("1.10.2")
+      val sbtVersion                  = options.sbtVersion.getOrElse(Constants.sbtVersion)
       val defaultMavenCompilerVersion = options.mvnVersion.getOrElse(Constants.mavenVersion)
       val defaultScalaMavenCompilerVersion =
         options.mvnScalaVersion.getOrElse(Constants.mavenScalaCompilerPluginVersion)

project/deps.sc

@@ -124,6 +124,7 @@ object Deps {
     def javaSemanticdb                    = "0.10.0"
     def javaClassName                     = "0.1.3"
     def bloop                             = "2.0.0"
+    def sbtVersion                        = "1.10.2"
     def mavenVersion                      = "3.8.1"
     def mavenScalaCompilerPluginVersion   = "4.9.1"
     def mavenExecPluginVersion            = "3.3.0"