Prepare Scala.js cross publishing

Author: exoego

.travis.yml

@@ -10,7 +10,11 @@ jdk:
   - openjdk11
 
 env:
-  - TRAVIS_NODE_VERSION="12.10.0" JOB_NAME="test"
+  global: 
+    - TRAVIS_NODE_VERSION="12.10.0" JOB_NAME="test"
+  matrix:
+    - SCALAJS_VERSION="0.6.32"
+    - SCALAJS_VERSION="1.0.0"
 
 script:
   - sbt ++$TRAVIS_SCALA_VERSION test

project/MySettings.scala

@@ -1,4 +1,4 @@
-import org.scalajs.sbtplugin.ScalaJSPlugin.AutoImport.{ModuleKind, scalaJSModuleKind}
+import org.scalajs.sbtplugin.ScalaJSPlugin.autoImport._
 import sbt._
 import sbt.Keys._
 import sbtrelease.ReleasePlugin.autoImport._
@@ -56,8 +56,12 @@ object MySettings {
   )
 
   lazy val commonScalaJsSettings = Seq(
-    scalacOptions += "-P:scalajs:sjsDefinedByDefault",
-    scalaJSModuleKind := ModuleKind.CommonJSModule,
+    scalacOptions ++= Seq("-P:scalajs:sjsDefinedByDefault").filter { _ =>
+      Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.0.0").startsWith("0.6.")
+    },
+    scalaJSLinkerConfig ~= {
+      _.withModuleKind(ModuleKind.CommonJSModule)
+    },
     logBuffered in Test := true
   )
 

project/plugins.sbt

@@ -1,4 +1,7 @@
-addSbtPlugin("org.scala-js"      % "sbt-scalajs"   % "0.6.32")
+val scalaJSVersion =
+  Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.0.0")
+
+addSbtPlugin("org.scala-js"      % "sbt-scalajs"   % scalaJSVersion)
 addSbtPlugin("org.scalameta"     % "sbt-scalafmt"  % "2.3.1")
 addSbtPlugin("org.xerial.sbt"    % "sbt-sonatype"  % "3.8.1")
 addSbtPlugin("com.github.gseitz" % "sbt-release"   % "1.0.13")

script/release.js

@@ -0,0 +1,3 @@
+#!/usr/bin/env node
+
+console.log("AYY! !");