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build.sc
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build.sc
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// SPDX-License-Identifier: Apache-2.0
import mill._
import mill.scalalib._
import mill.scalalib.publish._
import mill.scalalib.scalafmt._
import mill.modules.Util
import $ivy.`com.lihaoyi::mill-contrib-buildinfo:$MILL_VERSION`
import mill.contrib.buildinfo.BuildInfo
object firrtl extends mill.Cross[firrtlCrossModule]("2.12.13", "2.13.4")
class firrtlCrossModule(val crossScalaVersion: String) extends CrossSbtModule with ScalafmtModule with PublishModule with BuildInfo {
override def millSourcePath = super.millSourcePath / os.up
// 2.12.12 -> Array("2", "12", "12") -> "12" -> 12
private def majorVersion = crossScalaVersion.split('.')(1).toInt
def publishVersion = "1.5-SNAPSHOT"
override def mainClass = T {
Some("firrtl.stage.FirrtlMain")
}
private def javacCrossOptions = Seq("-source", "1.8", "-target", "1.8")
override def scalacOptions = T {
super.scalacOptions() ++ Seq(
"-deprecation",
"-unchecked",
"-Yrangepos" // required by SemanticDB compiler plugin
) ++ (if (majorVersion == 13) Seq("-Ymacro-annotations") else Nil)
}
override def javacOptions = T {
super.javacOptions() ++ javacCrossOptions
}
override def ivyDeps = T {
super.ivyDeps() ++ Agg(
ivy"${scalaOrganization()}:scala-reflect:${scalaVersion()}",
ivy"com.github.scopt::scopt:3.7.1",
ivy"net.jcazevedo::moultingyaml:0.4.2",
ivy"org.json4s::json4s-native:3.6.9",
ivy"org.apache.commons:commons-text:1.8",
ivy"io.github.alexarchambault::data-class:0.2.5",
ivy"org.antlr:antlr4-runtime:$antlr4Version",
ivy"com.google.protobuf:protobuf-java:$protocVersion"
) ++ {
if (majorVersion == 13)
Agg(ivy"org.scala-lang.modules::scala-parallel-collections:0.2.0")
else
Agg()
}
}
override def scalacPluginIvyDeps = if (majorVersion == 12) Agg(ivy"org.scalamacros:::paradise:2.1.1") else super.scalacPluginIvyDeps
object test extends Tests {
override def ivyDeps = T {
Agg(
ivy"org.scalatest::scalatest:3.2.0",
ivy"org.scalatestplus::scalacheck-1-14:3.1.3.0"
)
}
def testFrameworks = T {
Seq("org.scalatest.tools.Framework")
}
// a sbt-like testOnly command.
// for example, mill -i "firrtl[2.12.12].test.testOnly" "firrtlTests.AsyncResetSpec"
def testOnly(args: String*) = T.command {
super.runMain("org.scalatest.run", args: _*)
}
}
override def buildInfoPackageName = Some("firrtl")
override def buildInfoMembers: T[Map[String, String]] = T {
Map(
"buildInfoPackage" -> artifactName(),
"version" -> publishVersion(),
"scalaVersion" -> scalaVersion()
)
}
override def generatedSources = T {
generatedAntlr4Source() ++ generatedProtoSources() :+ generatedBuildInfo()._2
}
/* antlr4 */
def antlr4Version = "4.8"
def antlrSource = T.source {
millSourcePath / "src" / "main" / "antlr4" / "FIRRTL.g4"
}
def downloadAntlr4Jar = T.persistent {
Util.download(s"https://www.antlr.org/download/antlr-$antlr4Version-complete.jar")
}
def generatedAntlr4Source = T.sources {
os.proc("java",
"-jar", downloadAntlr4Jar().path.toString,
"-o", T.ctx.dest.toString,
"-lib", antlrSource().path.toString,
"-package", "firrtl.antlr",
"-no-listener", "-visitor",
antlrSource().path.toString
).call()
T.ctx.dest
}
/* protoc */
def protocVersion = "3.5.1"
def protobufSource = T.source {
millSourcePath / "src" / "main" / "proto" / "firrtl.proto"
}
def downloadProtocJar = T.persistent {
Util.download(s"https://repo.maven.apache.org/maven2/com/github/os72/protoc-jar/$protocVersion/protoc-jar-$protocVersion.jar")
}
def generatedProtoSources = T.sources {
os.proc("java",
"-jar", downloadProtocJar().path.toString,
"-I", protobufSource().path / os.up,
s"--java_out=${T.ctx.dest.toString}",
protobufSource().path.toString()
).call()
T.ctx.dest / "firrtl"
}
def pomSettings = T {
PomSettings(
description = artifactName(),
organization = "edu.berkeley.cs",
url = "https://github.com/freechipsproject/firrtl",
licenses = Seq(License.`BSD-3-Clause`),
versionControl = VersionControl.github("freechipsproject", "firrtl"),
developers = Seq(
Developer("jackbackrack", "Jonathan Bachrach", "https://eecs.berkeley.edu/~jrb/")
)
)
}
// make mill publish sbt compatible package
override def artifactName = "firrtl"
}