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Hotfix for SBT plugin #6560

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Merged
merged 1 commit into from
May 24, 2019
Merged

Hotfix for SBT plugin #6560

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12 changes: 9 additions & 3 deletions sbt-dotty/src/dotty/tools/sbtplugin/DottyPlugin.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -28,12 +28,18 @@ object DottyPlugin extends AutoPlugin {
val nightly = try {
// get majorVersion from dotty.epfl.ch
val source0 = Source.fromURL("http://dotty.epfl.ch/versions/latest-nightly-base")
val majorVersion = source0.getLines().toSeq.head
val majorVersionFromWebsite = source0.getLines().toSeq.head
source0.close()

// get latest nightly version from maven
val source1 =
Source.fromURL(s"http://repo1.maven.org/maven2/ch/epfl/lamp/dotty_$majorVersion/maven-metadata.xml")
def fetchSource(version: String): (scala.io.BufferedSource, String) =
try Source.fromURL(s"http://repo1.maven.org/maven2/ch/epfl/lamp/dotty_$version/maven-metadata.xml") -> version
catch { case t: java.io.FileNotFoundException =>
val major :: minor :: Nil = version.split('.').toList
if (minor.toInt <= 0) throw t
else fetchSource(s"$major.${minor.toInt - 1}")
}
val (source1, majorVersion) = fetchSource(majorVersionFromWebsite)
val Version = s" <version>($majorVersion\\..*-bin.*)</version>".r
val nightly = source1
.getLines()
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