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Make SBT based benchmarking more flexible #33

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Jun 20, 2017
Merged

Make SBT based benchmarking more flexible #33

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27 changes: 26 additions & 1 deletion compilation/src/main/scala/scala/tools/nsc/HotSbtBenchmark.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,12 @@ class HotSbtBenchmark {
@Param(value = Array("0.13.15"))
var sbtVersion: String = _

@Param(value = Array(""))
var extraBuild: String = _

@Param(value= Array("compile"))
var compileCmd: String = _

// This parameter is set by ScalacBenchmarkRunner / UploadingRunner based on the Scala version.
// When running the benchmark directly the "latest" symlink is used.
@Param(value = Array("latest"))
Expand All @@ -42,6 +48,19 @@ class HotSbtBenchmark {
var processInputReader: BufferedWriter = _
var output= new java.lang.StringBuilder()

def compileRawSetting = if (sbtVersion.startsWith("1.")) "" else
"""
|val compileRaw = taskKey[Unit]("Compile directly, bypassing the incremental compiler")
|
|def addCompileRaw = compileRaw := {
| val compiler = new sbt.compiler.RawCompiler(scalaInstance.value, sbt.ClasspathOptions.auto, streams.value.log)
| classDirectory.value.mkdirs()
| compiler.apply(sources.value, classDirectory.value +: dependencyClasspath.value.map(_.data), classDirectory.value, scalacOptions.value)
| }
|
|inConfig(Compile)(List(addCompileRaw))
""".stripMargin

def buildDef =
s"""
|scalaHome := Some(file("${scalaHome.toAbsolutePath.toString}"))
Expand All @@ -55,6 +74,12 @@ class HotSbtBenchmark {
|libraryDependencies += "org.scala-lang" % "scala-compiler" % scalaVersion.value
|libraryDependencies += "org.scala-lang" % "scala-reflect" % scalaVersion.value
|
|traceLevel := Int.MaxValue
|traceLevel in runMain := Int.MaxValue
|
|$compileRawSetting
|
|$extraBuild
|// TODO support .java sources
""".stripMargin

Expand All @@ -79,7 +104,7 @@ class HotSbtBenchmark {

@Benchmark
def compile(): Unit = {
issue(";cleanClasses;compile")
issue(s";cleanClasses;$compileCmd")
awaitPrompt()
}

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