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build.sbt
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build.sbt
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import scala.collection.mutable
import scala.sys.process._
import Tests._
def localSnapshotVersion = "0.10.6-SNAPSHOT"
def isCI = System.getenv("CI") != null
def isScala211(v: Option[(Long, Long)]): Boolean = v.contains((2, 11))
def isScala212(v: Option[(Long, Long)]): Boolean = v.contains((2, 12))
def isScala213(v: Option[(Long, Long)]): Boolean = v.contains((2, 13))
def isScala2(v: Option[(Long, Long)]): Boolean = v.exists(_._1 == 2)
def isScala3(v: Option[(Long, Long)]): Boolean = v.exists(_._1 == 3)
def crossSetting[A](
scalaVersion: String,
if211: List[A] = Nil,
if2: List[A] = Nil,
ifLaterThan211: List[A] = Nil,
if3: List[A] = Nil
): List[A] =
CrossVersion.partialVersion(scalaVersion) match {
case partialVersion if isScala211(partialVersion) => if211 ::: if2
case partialVersion if isScala212(partialVersion) => ifLaterThan211 ::: if2
case partialVersion if isScala213(partialVersion) => ifLaterThan211 ::: if2
case partialVersion if isScala3(partialVersion) => if3
case _ => Nil
}
// -Xlint is unusable because of
// https://github.com/scala/bug/issues/10448
val scala212CompilerOptions = List(
"-Ywarn-unused:imports",
"-Ywarn-unused:privates",
"-Ywarn-unused:locals",
"-Ywarn-unused:patvars",
"-Ywarn-unused:implicits"
)
logo := Welcome.logo
usefulTasks := Welcome.tasks
inThisBuild(
List(
version ~= { dynVer =>
if (isCI) dynVer
else localSnapshotVersion // only for local publishing
},
// note bucket created by @tgodzik
scalaVersion := V.scala212,
crossScalaVersions := List(V.scala212),
scalacOptions ++= List(
"-target:jvm-1.8",
"-Yrangepos"
) ::: scala212CompilerOptions,
scalafixDependencies += "com.github.liancheng" %% "organize-imports" % V.organizeImportRule,
ScalafixConfig / bspEnabled := false,
organization := "org.scalameta",
licenses := Seq(
"Apache-2.0" -> url("http://www.apache.org/licenses/LICENSE-2.0")
),
homepage := Some(url("https://github.com/scalameta/metals")),
developers := List(
Developer(
"adpi2",
"Adrien Piquerez",
url("https://github.com/adpi2")
),
Developer(
"laughedelic",
"Alexey Alekhin",
url("https://github.com/laughedelic")
),
Developer(
"ckipp01",
"Chris Kipp",
url("https://chris-kipp.io")
),
Developer(
"gabro",
"Gabriele Petronella",
url("https://github.com/gabro")
),
Developer(
"mudsam",
"Johan Mudsam",
url("https://github.com/mudsam")
),
Developer(
"jvican",
"Jorge Vicente Cantero",
url("https://jvican.github.io/")
),
Developer(
"kpbochenek",
"Krzysztof Bochenek",
url("https://github.com/kpbochenek")
),
Developer(
"marek1840",
"Marek Ε»arnowski",
url("https://github.com/marek1840")
),
Developer(
"olafurpg",
"Γlafur PΓ‘ll Geirsson",
url("https://geirsson.com")
),
Developer(
"ShaneDelmore",
"Shane Delmore",
url("http://delmore.io")
),
Developer(
"tgodzik",
"Tomasz Godzik",
url("https://github.com/tgodzik")
),
Developer(
"dos65",
"Vadim Chelyshov",
url("https://github.com/dos65")
)
),
testFrameworks := List(),
resolvers += Resolver.sonatypeRepo("public"),
resolvers += Resolver.sonatypeRepo("snapshot"),
dependencyOverrides += V.guava,
// faster publishLocal:
packageDoc / publishArtifact := sys.env.contains("CI"),
packageSrc / publishArtifact := sys.env.contains("CI"),
// forking options
javaOptions += {
import scala.collection.JavaConverters._
val props = System.getProperties
props
.stringPropertyNames()
.asScala
.map { configKey => s"-D$configKey=${props.getProperty(configKey)}" }
.mkString(" ")
},
resolvers += Resolver.bintrayRepo("scalacenter", "releases")
)
)
Global / onLoad ~= { old =>
if (!scala.util.Properties.isWin) {
import java.nio.file._
val prePush = Paths.get(".git", "hooks", "pre-push")
Files.createDirectories(prePush.getParent)
Files.write(
prePush,
"""#!/bin/sh
|set -eux
|bin/scalafmt --diff --diff-branch main
|git diff --exit-code
|""".stripMargin.getBytes()
)
prePush.toFile.setExecutable(true)
}
old
}
Global / cancelable := true
Global / excludeLintKeys += scalafixConfig
crossScalaVersions := Nil
addCommandAlias("scalafixAll", "all compile:scalafix test:scalafix")
addCommandAlias("scalafixCheck", "; scalafix --check ; test:scalafix --check")
addCommandAlias(
"downloadDependencies",
"+publishLocal; metals/runMain scala.meta.metals.DownloadDependencies "
)
commands += Command.command("save-expect") { s =>
"unit/test:runMain tests.SaveExpect" ::
s
}
lazy val V = new {
val scala210 = "2.10.7"
val scala211 = "2.11.12"
val sbtScala = "2.12.12"
val scala212 = "2.12.14"
val scala213 = "2.13.6"
val ammonite212Version = "2.12.13"
val ammonite213Version = scala213
val scalameta = "4.4.27"
val semanticdb = scalameta
val bsp = "2.0.0-M13"
val bloop = "1.4.8-114-e47368ed"
val scala3 = "3.0.2"
val nextScala3RC = "3.1.0-RC1"
val bloopNightly = bloop
val sbtBloop = bloop
val gradleBloop = bloop
val mavenBloop = bloop
val mdoc = "2.2.23"
val scalafmt = "3.0.0-RC7"
val munit = "0.7.29"
val scalafix = "0.9.30"
val lsp4jV = "0.12.0"
val sbtJdiTools = "1.1.1"
val genyVersion = "0.6.10"
// List of supported Scala versions in SemanticDB. Needs to be manually updated
// for every SemanticDB upgrade.
def supportedScalaBinaryVersions =
supportedScalaVersions.iterator
.map(CrossVersion.partialVersion)
.collect {
case Some((3, _)) => "3"
case Some((a, b)) => s"$a.$b"
}
.toList
.distinct
// Scala 2
def deprecatedScala2Versions =
Seq(scala211, "2.12.8", "2.12.9", "2.13.0", "2.13.1", "2.13.2")
def nonDeprecatedScala2Versions =
Seq(
scala213,
scala212,
"2.12.13",
"2.12.12",
"2.12.11",
"2.12.10",
"2.13.3",
"2.13.4",
"2.13.5"
)
def scala2Versions = nonDeprecatedScala2Versions ++ deprecatedScala2Versions
// Scala 3
def nonDeprecatedScala3Versions = Seq(nextScala3RC, scala3, "3.0.1", "3.0.0")
def deprecatedScala3Versions = Seq()
def scala3Versions = nonDeprecatedScala3Versions ++ deprecatedScala3Versions
def supportedScalaVersions = scala2Versions ++ scala3Versions
def nonDeprecatedScalaVersions =
nonDeprecatedScala2Versions ++ nonDeprecatedScala3Versions
def deprecatedScalaVersions =
deprecatedScala2Versions ++ deprecatedScala3Versions
def guava = "com.google.guava" % "guava" % "30.1.1-jre"
def lsp4j = "org.eclipse.lsp4j" % "org.eclipse.lsp4j" % lsp4jV
def dap4j = "org.eclipse.lsp4j" % "org.eclipse.lsp4j.debug" % lsp4jV
val coursierInterfaces = "1.0.4"
val coursier = "2.0.16"
val ammonite = "2.3.8-124-2da846d2"
val mill = "0.9.9"
val organizeImportRule = "0.5.0"
}
val sharedSettings = List(
libraryDependencies ++= crossSetting(
scalaVersion.value,
if2 = List(
compilerPlugin(
"org.scalameta" % "semanticdb-scalac" % V.scalameta cross CrossVersion.full
)
)
),
scalacOptions ++= crossSetting(
scalaVersion.value,
if3 = List(
"-language:implicitConversions",
"-Xtarget:8",
"-Xsemanticdb",
// used only to supress validation error from scalafix-sbt
"-Ywarn-unused-import"
),
if211 = List("-Xexperimental", "-Ywarn-unused-import")
),
scalacOptions --= crossSetting(
scalaVersion.value,
if3 = "-Yrangepos" :: "-target:jvm-1.8" :: scala212CompilerOptions,
if211 = scala212CompilerOptions
)
)
publish / skip := true
lazy val interfaces = project
.in(file("mtags-interfaces"))
.settings(
moduleName := "mtags-interfaces",
autoScalaLibrary := false,
crossPaths := false,
libraryDependencies ++= List(
V.lsp4j
),
crossVersion := CrossVersion.disabled,
Compile / doc / javacOptions ++= List(
"-tag",
"implNote:a:Implementation Note:"
)
)
def multiScalaDirectories(root: File, scalaVersion: String) = {
val base = root / "src" / "main"
val result = mutable.ListBuffer.empty[File]
val partialVersion = CrossVersion.partialVersion(scalaVersion)
partialVersion.collect { case (major, minor) =>
result += base / s"scala-$major.$minor"
}
if (isScala2(partialVersion)) {
result += base / "scala-2"
}
if (isScala3(partialVersion)) {
result += base / "scala-3"
}
result += base / s"scala-$scalaVersion"
result.toList
}
val mtagsSettings = List(
crossScalaVersions := V.supportedScalaVersions,
crossTarget := target.value / s"scala-${scalaVersion.value}",
crossVersion := CrossVersion.full,
Compile / unmanagedSourceDirectories ++= multiScalaDirectories(
(ThisBuild / baseDirectory).value / "mtags",
scalaVersion.value
),
// @note needed to deal with issues with dottyDoc
Compile / doc / sources := Seq.empty,
libraryDependencies +=
"com.thoughtworks.qdox" % "qdox" % "2.0.0", // for java mtags
libraryDependencies ++= crossSetting(
scalaVersion.value,
if2 = List(
// for token edit-distance used by goto definition
"com.googlecode.java-diff-utils" % "diffutils" % "1.3.0",
"org.jsoup" % "jsoup" % "1.14.2", // for extracting HTML from javadocs
"com.lihaoyi" %% "geny" % V.genyVersion,
"org.scala-lang.modules" %% "scala-java8-compat" % "1.0.0",
"org.scalameta" % "semanticdb-scalac-core" % V.scalameta cross CrossVersion.full
),
if3 = List(
"com.fasterxml.jackson.core" % "jackson-databind" % "2.12.5",
("org.scala-lang.modules" %% "scala-java8-compat" % "1.0.0")
.cross(CrossVersion.for3Use2_13),
("com.lihaoyi" %% "geny" % V.genyVersion)
.cross(CrossVersion.for3Use2_13),
"org.scala-lang" %% "scala3-compiler" % scalaVersion.value,
("org.scalameta" %% "scalameta" % V.scalameta)
.cross(CrossVersion.for3Use2_13)
.exclude("org.scala-lang", "scala-reflect")
.exclude("org.scala-lang", "scala-compiler")
)
),
libraryDependencies ++= List("org.lz4" % "lz4-java" % "1.8.0"),
libraryDependencies ++= {
if (isCI) Nil
// NOTE(olafur) pprint is indispensable for me while developing, I can't
// use println anymore for debugging because pprint.log is 100 times better.
else {
List("com.lihaoyi" %% "pprint" % "0.6.6")
}
},
buildInfoPackage := "scala.meta.internal.mtags",
buildInfoKeys := Seq[BuildInfoKey](
"scalaCompilerVersion" -> scalaVersion.value
)
)
lazy val mtags3 = project
.in(file(".mtags"))
.settings(
Compile / unmanagedSourceDirectories := Seq(),
sharedSettings,
mtagsSettings,
Compile / unmanagedSourceDirectories += (ThisBuild / baseDirectory).value / "mtags" / "src" / "main" / "scala",
moduleName := "mtags3",
scalaVersion := V.scala3,
target := (ThisBuild / baseDirectory).value / "mtags" / "target" / "target3",
publish / skip := true,
scalafixConfig := Some(
(ThisBuild / baseDirectory).value / ".scalafix3.conf"
)
)
.dependsOn(interfaces)
.enablePlugins(BuildInfoPlugin)
lazy val mtags = project
.settings(
sharedSettings,
mtagsSettings,
moduleName := "mtags"
)
.dependsOn(interfaces)
.enablePlugins(BuildInfoPlugin)
lazy val metals = project
.settings(
sharedSettings,
Compile / run / fork := true,
Compile / mainClass := Some("scala.meta.metals.Main"),
// As a general rule of thumb, we try to keep Scala dependencies to a minimum.
libraryDependencies ++= List(
// =================
// Java dependencies
// =================
// for bloom filters
V.guava,
"com.geirsson" %% "metaconfig-core" % "0.9.14",
// for measuring memory footprint
"org.openjdk.jol" % "jol-core" % "0.16",
// for file watching
"com.swoval" % "file-tree-views" % "2.1.7",
// for http client
"io.undertow" % "undertow-core" % "2.2.10.Final",
"org.jboss.xnio" % "xnio-nio" % "3.8.4.Final",
// for persistent data like "dismissed notification"
"org.flywaydb" % "flyway-core" % "7.14.0",
"com.h2database" % "h2" % "1.4.200",
// for BSP
"org.scala-sbt.ipcsocket" % "ipcsocket" % "1.4.0",
"ch.epfl.scala" % "bsp4j" % V.bsp,
"ch.epfl.scala" %% "bloop-launcher" % V.bloopNightly,
// for LSP
V.lsp4j,
// for DAP
V.dap4j,
// for producing SemanticDB from Java source files
"com.thoughtworks.qdox" % "qdox" % "2.0.0",
// for finding paths of global log/cache directories
"dev.dirs" % "directories" % "26",
// ==================
// Scala dependencies
// ==================
"org.scala-lang.modules" %% "scala-java8-compat" % "1.0.0",
"org.scalameta" % "mdoc-interfaces" % V.mdoc,
"org.scalameta" %% "scalafmt-dynamic" % V.scalafmt,
"ch.epfl.scala" % "scalafix-interfaces" % V.scalafix,
// For reading classpaths.
// for fetching ch.epfl.scala:bloop-frontend and other library dependencies
"io.get-coursier" % "interface" % V.coursierInterfaces,
// for logging
"com.outr" %% "scribe" % "3.5.5",
"com.outr" %% "scribe-file" % "3.5.5",
"com.outr" %% "scribe-slf4j" % "3.5.5", // needed for flyway database migrations
// for debugging purposes, not strictly needed but nice for productivity
"com.lihaoyi" %% "pprint" % "0.6.2",
// for JSON formatted doctor
"com.lihaoyi" %% "ujson" % "1.4.0",
// For remote language server
"com.lihaoyi" %% "requests" % "0.6.9",
// for producing SemanticDB from Scala source files
"org.scalameta" %% "scalameta" % V.scalameta,
"org.scalameta" % "semanticdb-scalac-core" % V.scalameta cross CrossVersion.full,
// For starting Ammonite
"io.github.alexarchambault.ammonite" %% "ammonite-runner" % "0.3.2"
),
buildInfoPackage := "scala.meta.internal.metals",
buildInfoKeys := Seq[BuildInfoKey](
"localSnapshotVersion" -> localSnapshotVersion,
"metalsVersion" -> version.value,
"mdocVersion" -> V.mdoc,
"bspVersion" -> V.bsp,
"sbtVersion" -> sbtVersion.value,
"bloopVersion" -> V.bloop,
"bloopNightlyVersion" -> V.bloop,
"sbtBloopVersion" -> V.sbtBloop,
"gradleBloopVersion" -> V.gradleBloop,
"mavenBloopVersion" -> V.mavenBloop,
"scalametaVersion" -> V.scalameta,
"semanticdbVersion" -> V.semanticdb,
"scalafmtVersion" -> V.scalafmt,
"ammoniteVersion" -> V.ammonite,
"organizeImportVersion" -> V.organizeImportRule,
"millVersion" -> V.mill,
"sbtJdiToolsVersion" -> V.sbtJdiTools,
"supportedScalaVersions" -> V.supportedScalaVersions,
"supportedScala2Versions" -> V.scala2Versions,
"supportedScala3Versions" -> V.scala3Versions,
"supportedScalaBinaryVersions" -> V.supportedScalaBinaryVersions,
"deprecatedScalaVersions" -> V.deprecatedScalaVersions,
"nonDeprecatedScalaVersions" -> V.nonDeprecatedScalaVersions,
"scala211" -> V.scala211,
"scala212" -> V.scala212,
"ammonite212" -> V.ammonite212Version,
"ammonite213" -> V.ammonite213Version,
"scala213" -> V.scala213,
"scala3" -> V.scala3
)
)
.dependsOn(mtags)
.enablePlugins(BuildInfoPlugin)
lazy val `sbt-metals` = project
.settings(
sbtPlugin := true,
buildInfoPackage := "scala.meta.internal.sbtmetals",
buildInfoKeys := Seq[BuildInfoKey](
"semanticdbVersion" -> V.semanticdb,
"supportedScala2Versions" -> V.scala2Versions
),
addSbtPlugin("ch.epfl.scala" % "sbt-debug-adapter" % "1.1.3")
)
.enablePlugins(BuildInfoPlugin)
.disablePlugins(ScalafixPlugin)
lazy val input = project
.in(file("tests/input"))
.settings(
sharedSettings,
publish / skip := true,
libraryDependencies ++= List(
// these projects have macro annotations
"org.scalameta" %% "scalameta" % V.scalameta,
"io.circe" %% "circe-derivation-annotations" % "0.9.0-M5"
),
scalacOptions += "-P:semanticdb:synthetics:on",
addCompilerPlugin(
"org.scalamacros" % "paradise" % "2.1.1" cross CrossVersion.full
)
)
.disablePlugins(ScalafixPlugin)
lazy val input3 = project
.in(file("tests/input3"))
.settings(
sharedSettings,
scalaVersion := V.scala3,
publish / skip := true
)
.disablePlugins(ScalafixPlugin)
lazy val testSettings: Seq[Def.Setting[_]] = List(
Test / parallelExecution := false,
publish / skip := true,
fork := true,
testFrameworks := List(TestFrameworks.MUnit),
Test / testOptions ++= {
if (isCI) {
// Enable verbose logging using sbt loggers in CI.
List(Tests.Argument(TestFrameworks.MUnit, "+l", "--verbose", "-F"))
} else {
Nil
}
}
)
def crossPublishLocal(scalaV: String) =
Def.task[Unit] {
val versionValue = (ThisBuild / version).value
// Runs `publishLocal` for mtags with `scalaVersion := $scalaV`
val newState = Project
.extract(state.value)
.appendWithSession(
List(
mtags / scalaVersion := scalaV,
ThisBuild / version := versionValue,
ThisBuild / useSuperShell := false
),
state.value
)
val (s, _) = Project
.extract(newState)
.runTask(mtags / publishLocal, newState)
}
def publishAllMtags(
all: List[String]
): sbt.Def.Initialize[sbt.Task[Unit]] = {
all match {
case Nil =>
throw new Exception("The Scala versions list cannot be empty")
case head :: Nil =>
crossPublishLocal(head)
case head :: tl =>
crossPublishLocal(head).dependsOn(publishAllMtags(tl))
}
}
def publishBinaryMtags =
(interfaces / publishLocal)
.dependsOn(
publishAllMtags(
Set(
V.scala211,
V.sbtScala,
V.scala212,
V.ammonite212Version,
V.scala213,
V.ammonite213Version,
V.scala3
).toList
)
)
lazy val mtest = project
.in(file("tests/mtest"))
.settings(
testSettings,
sharedSettings,
libraryDependencies ++= List(
"org.scalameta" %% "munit" % V.munit,
"io.get-coursier" % "interface" % V.coursierInterfaces
),
buildInfoPackage := "tests",
buildInfoObject := "BuildInfoVersions",
buildInfoKeys := Seq[BuildInfoKey](
"scala211" -> V.scala211,
"scala212" -> V.scala212,
"scala213" -> V.scala213,
"scala3" -> V.scala3,
"scala2Versions" -> V.scala2Versions,
"scala3Versions" -> V.scala3Versions,
"scala2Versions" -> V.scala2Versions,
"scalaVersion" -> scalaVersion.value
),
crossScalaVersions := V.nonDeprecatedScalaVersions,
Compile / unmanagedSourceDirectories ++= multiScalaDirectories(
(ThisBuild / baseDirectory).value / "tests" / "mtest",
scalaVersion.value
)
)
.dependsOn(mtags)
.enablePlugins(BuildInfoPlugin)
lazy val cross = project
.in(file("tests/cross"))
.settings(
testSettings,
sharedSettings,
crossScalaVersions := V.nonDeprecatedScalaVersions
)
.dependsOn(mtest, mtags)
def isInTestShard(name: String, logger: Logger): Boolean = {
val groupIndex = TestGroups.testGroups.indexWhere(group => group(name))
if (groupIndex == -1) {
logger.warn(
s"""|Test is not contained in a shard: $name
|It will be executed by default in the first shard.
|Please add it to "project/TestGroups.scala". """.stripMargin
)
}
if (!isCI) {
true
} else {
val groupId = Math.max(0, groupIndex) + 1
System.getenv("TEST_SHARD").toInt == groupId
}
}
lazy val unit = project
.in(file("tests/unit"))
.settings(
testSettings,
Test / testOptions ++= Seq(
Tests.Filter(name => isInTestShard(name, sLog.value))
),
sharedSettings,
Test / javaOptions += "-Xmx2G",
libraryDependencies ++= List(
"io.get-coursier" %% "coursier" % V.coursier, // for jars
"ch.epfl.scala" %% "bloop-config" % V.bloop,
"org.scalameta" %% "munit" % V.munit,
// The dependencies listed below are only listed so Scala Steward
// will pick them up and update them. They aren't actually used.
"com.lihaoyi" %% "ammonite-util" % V.ammonite intransitive (),
"com.lihaoyi" % "mill-contrib-testng" % V.mill intransitive ()
),
buildInfoPackage := "tests",
Compile / resourceGenerators += InputProperties
.resourceGenerator(input, input3),
Compile / compile :=
(Compile / compile)
.dependsOn(
input / Test / compile,
input3 / Test / compile
)
.value,
buildInfoKeys := Seq[BuildInfoKey](
"sourceroot" -> (ThisBuild / baseDirectory).value,
"targetDirectory" -> (Test / target).value,
"testResourceDirectory" -> (Test / resourceDirectory).value,
"scalaVersion" -> scalaVersion.value
)
)
.dependsOn(mtest, metals)
.enablePlugins(BuildInfoPlugin)
lazy val slow = project
.in(file("tests/slow"))
.settings(
testSettings,
sharedSettings,
Test / testOnly := (Test / testOnly)
.dependsOn((`sbt-metals` / publishLocal), publishBinaryMtags)
.evaluated,
Test / test := (Test / test)
.dependsOn(`sbt-metals` / publishLocal, publishBinaryMtags)
.value
)
.dependsOn(unit)
lazy val bench = project
.in(file("metals-bench"))
.enablePlugins(BuildInfoPlugin)
.settings(
sharedSettings,
run / fork := true,
publish / skip := true,
moduleName := "metals-bench",
libraryDependencies ++= List(
// for measuring memory usage
"org.spire-math" %% "clouseau" % "0.2.2"
),
buildInfoKeys := Seq[BuildInfoKey](scalaVersion),
buildInfoPackage := "bench",
Jmh / bspEnabled := false
)
.dependsOn(unit)
.enablePlugins(JmhPlugin)
lazy val docs = project
.in(file("metals-docs"))
.settings(
sharedSettings,
publish / skip := true,
moduleName := "metals-docs",
mdoc := (Compile / run).evaluated,
libraryDependencies ++= List(
"org.jsoup" % "jsoup" % "1.14.2"
)
)
.dependsOn(metals)
.enablePlugins(DocusaurusPlugin)