Build.scala: Replace thisBuildSettings and sourceStructure by commonSettings

No need to have multiple ways to define settings common to all projects,
and thisBuildSettings doesn't work for keys which are defined in every
project but not globally.

Author: smarter

build.sbt

@@ -16,5 +16,3 @@ val `scala-library` = Build.`scala-library`
 val `scala-compiler` = Build.`scala-compiler`
 val `scala-reflect` = Build.`scala-reflect`
 val scalap = Build.scalap
-
-inThisBuild(Build.thisBuildSettings)

project/Build.scala

@@ -65,28 +65,23 @@ object Build {
   // Shorthand for compiling a docs site
   lazy val dottydoc = inputKey[Unit]("run dottydoc")
 
-  // Used in build.sbt
-  val thisBuildSettings = Seq(
-    scalaVersion in Global := scalacVersion,
-    version in Global := dottyVersion,
-    organization in Global := dottyOrganization,
-    organizationName in Global := "LAMP/EPFL",
-    organizationHomepage in Global := Some(url("http://lamp.epfl.ch")),
-    homepage in Global := Some(url("https://github.com/lampepfl/dotty")),
-
-    // scalac options
-    scalacOptions in Global ++= Seq(
+  lazy val commonSettings = Seq(
+    scalaVersion := scalacVersion,
+    version := dottyVersion,
+    organization := dottyOrganization,
+    organizationName := "LAMP/EPFL",
+    organizationHomepage := Some(url("http://lamp.epfl.ch")),
+    homepage := Some(url("https://github.com/lampepfl/dotty")),
+
+    scalacOptions ++= Seq(
       "-feature",
       "-deprecation",
       "-encoding", "UTF8",
       "-language:existentials,higherKinds,implicitConversions"
     ),
 
-    javacOptions in Global ++= Seq("-Xlint:unchecked", "-Xlint:deprecation")
-  )
+    javacOptions ++= Seq("-Xlint:unchecked", "-Xlint:deprecation"),
 
-  // set sources to src/, tests to test/ and resources to resources/
-  lazy val sourceStructure = Seq(
     scalaSource       in Compile    := baseDirectory.value / "src",
     scalaSource       in Test       := baseDirectory.value / "test",
     javaSource        in Compile    := baseDirectory.value / "src",
@@ -129,6 +124,7 @@ object Build {
       `scala-library`, `scala-compiler`, `scala-reflect`, scalap).
     dependsOn(`dotty-compiler`).
     dependsOn(`dotty-library`).
+    settings(commonSettings).
     settings(
       triggeredMessage in ThisBuild := Watched.clearWhenTriggered,
 
@@ -140,12 +136,13 @@ object Build {
   // Meta project aggregating all bootstrapped projects
   lazy val `dotty-bootstrapped` = project.
     aggregate(`dotty-library-bootstrapped`, `dotty-compiler-bootstrapped`, `dotty-doc-bootstrapped`).
+    settings(commonSettings).
     settings(
       publishArtifact := false
     )
 
   lazy val `dotty-interfaces` = project.in(file("interfaces")).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(
       // Do not append Scala versions to the generated artifacts
       crossPaths := false,
@@ -214,19 +211,19 @@ object Build {
 
   lazy val `dotty-doc` = project.in(file("doc-tool")).
     dependsOn(`dotty-compiler`, `dotty-compiler` % "test->test").
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(dottyDocSettings).
     settings(publishing)
 
   lazy val `dotty-doc-bootstrapped` = project.in(file("doc-tool")).
     dependsOn(`dotty-compiler-bootstrapped`, `dotty-compiler-bootstrapped` % "test->test").
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(commonBootstrappedSettings).
     settings(dottyDocSettings)
 
 
   lazy val `dotty-bot` = project.in(file("bot")).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(
       resourceDirectory in Test := baseDirectory.value / "test" / "resources",
 
@@ -485,7 +482,7 @@ object Build {
   lazy val `dotty-compiler` = project.in(file("compiler")).
     dependsOn(`dotty-interfaces`).
     dependsOn(`dotty-library`).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(dottyCompilerSettings).
     settings(
       // Disable scaladoc generation, it's way too slow and we'll replace it
@@ -507,7 +504,7 @@ object Build {
 
   lazy val `dotty-compiler-bootstrapped` = project.in(file("compiler")).
     dependsOn(`dotty-library-bootstrapped`).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(commonBootstrappedSettings).
     settings(dottyCompilerSettings).
     settings(
@@ -524,7 +521,7 @@ object Build {
 
   /* Contains unit tests for the scripts */
   lazy val `dotty-bin-tests` = project.in(file("bin")).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(
       publishArtifact := false,
       parallelExecution in Test := false,
@@ -542,12 +539,12 @@ object Build {
   )
 
   lazy val `dotty-library` = project.in(file("library")).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(dottyLibrarySettings).
     settings(publishing)
 
   lazy val `dotty-library-bootstrapped` = project.in(file("library")).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(commonBootstrappedSettings).
     settings(dottyLibrarySettings)
 
@@ -556,7 +553,7 @@ object Build {
 
   lazy val `dotty-sbt-bridge` = project.in(file("sbt-bridge")).
     dependsOn(`dotty-compiler`).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(
       cleanSbtBridge := {
         val dottySbtBridgeVersion = version.value
@@ -643,7 +640,7 @@ object DottyInjectedPlugin extends AutoPlugin {
    */
   lazy val sjsSandbox = project.in(file("sandbox/scalajs")).
     enablePlugins(ScalaJSPlugin).
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(
       /* Remove the Scala.js compiler plugin for scalac, and enable the
        * Scala.js back-end of dotty instead.
@@ -676,7 +673,7 @@ object DottyInjectedPlugin extends AutoPlugin {
 
   lazy val `dotty-bench` = project.in(file("bench")).
     dependsOn(`dotty-compiler` % "compile->test").
-    settings(sourceStructure).
+    settings(commonSettings).
     settings(
       baseDirectory in (Test,run) := (baseDirectory in `dotty-compiler`).value,
 
@@ -718,6 +715,7 @@ object DottyInjectedPlugin extends AutoPlugin {
   // automatically depend on scalaOrganization.value % "scala-library" % scalaVersion.value
   lazy val `scala-library` = project.
     dependsOn(`dotty-library`).
+    settings(commonSettings).
     settings(
       crossPaths := false
     ).
@@ -731,17 +729,20 @@ object DottyInjectedPlugin extends AutoPlugin {
   // otherwise users will get compilation errors if they happen to transitively
   // depend on one of these projects.
   lazy val `scala-compiler` = project.
+    settings(commonSettings).
     settings(
       crossPaths := false
     ).
     settings(publishing)
   lazy val `scala-reflect` = project.
+    settings(commonSettings).
     settings(
       crossPaths := false,
       libraryDependencies := Seq("org.scala-lang" % "scala-reflect" % scalaVersion.value)
     ).
     settings(publishing)
   lazy val scalap = project.
+    settings(commonSettings).
     settings(
       crossPaths := false,
       libraryDependencies := Seq("org.scala-lang" % "scalap" % scalaVersion.value)