Port to SBT 1.2.8, sbt-scala-module, and Scala 2.13.0

.travis.yml

@@ -1,11 +1,11 @@
 language: scala
 
 jdk:
-  - oraclejdk8
+  - openjdk8
   - openjdk11
 
 scala:
-  - 2.13.0-RC1
+  - 2.13.0
 
 script:
   - sbt ++$TRAVIS_SCALA_VERSION test

build.sbt

@@ -1,46 +1,38 @@
 // TODO Make it a cross project including Scala.js
+import ScalaModulePlugin._
 
-scalaVersion := "2.13.0-RC1"
+scalaModuleSettings
 
-organization := "org.scala-lang"
+name := "scala-collection-contrib"
 
 version := "0.1.0-SNAPSHOT"
 
-scalacOptions ++= Seq("-deprecation", "-feature", "-opt-warnings", "-unchecked", "-language:higherKinds")
+scalaVersionsByJvm in ThisBuild := {
+	val v213 = "2.13.0"
+	Map(
+		8 -> List(v213 -> true),
+		11 -> List(v213 -> false),
+		12 -> List(v213 -> false))
+}
+
+scalacOptions ++= Seq("-opt-warnings", "-language:higherKinds")
 
 scalacOptions in (Compile, doc) ++= Seq("-implicits", "-groups")
 
 testOptions += Tests.Argument(TestFrameworks.JUnit, "-q", "-v", "-s", "-a")
 
-fork in Test := true
-
 parallelExecution in Test := false
 
 homepage := Some(url("https://github.com/scala/scala-collection-contrib"))
 
 licenses := Seq("Apache-2.0" -> url("https://www.apache.org/licenses/LICENSE-2.0"))
 
-scmInfo := Some(
-  ScmInfo(
-    url("https://github.com/scala/scala-collection-contrib"),
-    "scm:git:[email protected]:scala/scala-collection-contrib.git"
-  )
-)
-
 pomExtra :=
     <developers>
       <developer><id>julienrf</id><name>Julien Richard-Foy</name></developer>
       <developer><id>szeiger</id><name>Stefan Zeiger</name></developer>
     </developers>
 
-// For publishing snapshots
-credentials ++= (
-  for {
-    username <- sys.env.get("SONATYPE_USERNAME")
-    password <- sys.env.get("SONATYPE_PASSWORD")
-  } yield Credentials("Sonatype Nexus Repository Manager", "oss.sonatype.org", username, password)
-).toList
-
 libraryDependencies ++= Seq(
   "junit"            % "junit"           % "4.12",
   "com.novocode"     % "junit-interface" % "0.11"   % Test,

project/build.properties

@@ -1 +1 @@
-sbt.version=0.13.18
+sbt.version=1.2.8

project/plugins.sbt

@@ -1,4 +1,6 @@
-addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "1.1")
+addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "2.3")
 
 addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.1")
 
+addSbtPlugin("org.scala-lang.modules" % "sbt-scala-module" % "2.0.0")
+

src/main/scala/scala/collection/decorators/MapDecorator.scala

@@ -109,7 +109,7 @@ class MapDecorator[C, M <: IsMap[C]](coll: C)(implicit val map: M) {
   def leftOuterJoin[W, That](other: Map[map.K, W])(implicit bf: BuildFrom[C, (map.K, (map.V, Option[W])), That]): That = {
     val b = bf.newBuilder(coll)
     for ((k, v) <- map(coll)) {
-      b += k -> (v, other.get(k))
+      b += k -> ((v, other.get(k)))
     }
     b.result()
   }
@@ -128,7 +128,7 @@ class MapDecorator[C, M <: IsMap[C]](coll: C)(implicit val map: M) {
   def rightOuterJoin[W, That](other: Map[map.K, W])(implicit bf: BuildFrom[C, (map.K, (Option[map.V], W)), That]): That = {
     val b = bf.newBuilder(coll)
     for ((k, w) <- other) {
-      b += k -> (map(coll).get(k), w)
+      b += k -> ((map(coll).get(k), w))
     }
     b.result()
   }