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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| maxColumn = 100 | ||
| project.git = true | ||
| project.excludeFilters = [ /sbt-test/, /input_sources/, /contraband-scala/ ] | ||
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| # http://docs.scala-lang.org/style/scaladoc.html recommends the JavaDoc style. | ||
| # scala/scala is written that way too https://github.com/scala/scala/blob/v2.12.2/src/library/scala/Predef.scala | ||
| docstrings = JavaDoc | ||
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| # This also seems more idiomatic to include whitespace in import x.{ yyy } | ||
| spaces.inImportCurlyBraces = true | ||
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| # This works around sequence wildcard (`_*`) turning into `_ *` | ||
| spaces.beforeSeqWildcard = true | ||
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| # Vertical alignment only => for pattern matching | ||
| align.tokens.add = [ | ||
| { code = "=>", owner = "Case" } | ||
| ] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| import org.scalafmt.bootstrap.ScalafmtBootstrap | ||
| import org.scalafmt.sbt.ScalafmtPlugin | ||
| import sbt._ | ||
| import sbt.Keys._ | ||
| import sbt.inc.Analysis | ||
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| // Taken from https://github.com/akka/alpakka/blob/master/project/AutomateScalafmtPlugin.scala | ||
| object AutomateScalafmtPlugin extends AutoPlugin { | ||
| object autoImport { | ||
| def automateScalafmtFor(configurations: Configuration*): Seq[Setting[_]] = | ||
| configurations.flatMap { c => | ||
| inConfig(c)( | ||
| Seq( | ||
| compileInputs.in(compile) := { | ||
| scalafmtInc.value | ||
| compileInputs.in(compile).value | ||
| }, | ||
| sourceDirectories.in(scalafmtInc) := Seq(scalaSource.value), | ||
| scalafmtInc := { | ||
| val cache = streams.value.cacheDirectory / "scalafmt" | ||
| val include = includeFilter.in(scalafmtInc).value | ||
| val exclude = excludeFilter.in(scalafmtInc).value | ||
| val sources = | ||
| sourceDirectories | ||
| .in(scalafmtInc) | ||
| .value | ||
| .descendantsExcept(include, exclude) | ||
| .get | ||
| .toSet | ||
| def format(handler: Set[File] => Unit, msg: String) = { | ||
| def update(handler: Set[File] => Unit, msg: String)(in: ChangeReport[File], | ||
| out: ChangeReport[File]) = { | ||
| val label = Reference.display(thisProjectRef.value) | ||
| val files = in.modified -- in.removed | ||
| Analysis | ||
| .counted("Scala source", "", "s", files.size) | ||
| .foreach(count => streams.value.log.info(s"$msg $count in $label ...")) | ||
| handler(files) | ||
| files | ||
| } | ||
| FileFunction.cached(cache)(FilesInfo.hash, FilesInfo.exists)(update(handler, msg))( | ||
| sources | ||
| ) | ||
| } | ||
| def formattingHandler(files: Set[File]) = | ||
| if (files.nonEmpty) { | ||
| val filesArg = files.map(_.getAbsolutePath).mkString(",") | ||
| ScalafmtBootstrap.main(List("--quiet", "-i", "-f", filesArg)) | ||
| } | ||
| format(formattingHandler, "Formatting") | ||
| format(_ => (), "Reformatted") // Recalculate the cache | ||
| } | ||
| ) | ||
| ) | ||
| } | ||
| } | ||
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| private val scalafmtInc = taskKey[Unit]("Incrementally format modified sources") | ||
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| override def requires = ScalafmtPlugin | ||
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| override def trigger = allRequirements | ||
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| override def projectSettings = | ||
| (includeFilter.in(scalafmtInc) := "*.scala") +: autoImport.automateScalafmtFor(Compile, Test) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,2 @@ | ||
| addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.2.21") | ||
| addSbtPlugin("com.geirsson" % "sbt-scalafmt" % "0.6.8") |