release.sbt

import sbtrelease._

releasePublishArtifactsAction := PgpKeys.publishSigned.value

// we hide the existing definition for setReleaseVersion to replace it with our own
import sbtrelease.ReleaseStateTransformations.{setReleaseVersion=>_,_}

def setVersionOnly(selectVersion: Versions => String): ReleaseStep =  { st: State =>
  val vs = st.get(ReleaseKeys.versions).getOrElse(sys.error("No versions are set! Was this release part executed before inquireVersions?"))
  val selected = selectVersion(vs)

  st.log.info("Setting version to '%s'." format selected)
  val useGlobal =Project.extract(st).get(releaseUseGlobalVersion)
  val versionStr = (if (useGlobal) globalVersionString else versionString) format selected

  reapply(Seq(
    if (useGlobal) version in ThisBuild := selected
    else version := selected
  ), st)
}

lazy val setReleaseVersion: ReleaseStep = setVersionOnly(_._1)

releaseVersion := { ver =>
  Version(ver)
    .map(_.withoutQualifier)
    .map(_.bump(releaseVersionBump.value).string).getOrElse(versionFormatError)
}

releaseProcess := Seq(
  checkSnapshotDependencies,
  inquireVersions,
  setReleaseVersion,
  runTest,
  tagRelease,
  publishArtifacts,
  ReleaseStep(releaseStepCommand("sonatypeRelease")),
  pushChanges
)