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Exit sbt when Dotty plugin is incompatible with sbt version #4327

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Merged
merged 1 commit into from
Apr 16, 2018
Merged

Exit sbt when Dotty plugin is incompatible with sbt version #4327

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2 changes: 1 addition & 1 deletion project/Build.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -864,7 +864,7 @@ object Build {
settings(commonSettings).
settings(
version := {
val base = "0.2.0"
val base = "0.2.1"
if (isRelease) base else base + "-SNAPSHOT"
},

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12 changes: 12 additions & 0 deletions sbt-dotty/src/dotty/tools/sbtplugin/DottyPlugin.scala
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Expand Up @@ -141,6 +141,18 @@ object DottyPlugin extends AutoPlugin {
incOptions.withExternalHooks(hooks)
}

override val globalSettings: Seq[Def.Setting[_]] = Seq(
onLoad in Global := onLoad.in(Global).value.andThen { state =>
val sbtV = sbtVersion.value
sbtFullVersion(sbtV) match {
case Some((1, sbtMinor, sbtPatch)) if sbtMinor > 1 || (sbtMinor == 1 && sbtPatch >= 4) =>
case _ =>
sys.error(s"The sbt-dotty plugin cannot work with this version of sbt ($sbtV), sbt >= 1.1.4 is required.")
}
state
}
)

override def projectSettings: Seq[Setting[_]] = {
Seq(
isDotty := scalaVersion.value.startsWith("0."),
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