Add Scala.js support

.jvmopts

@@ -7,6 +7,5 @@
 -XX:+TieredCompilation
 -XX:-UseGCOverheadLimit
 # effectively adds GC to Perm space
--XX:+UseConcMarkSweepGC
 -XX:+CMSClassUnloadingEnabled
 # must be enabled for CMSClassUnloadingEnabled to work

build.sbt

@@ -1,6 +1,13 @@
+import sbt.internal.ProjectMatrix
+import scoverage.ScoverageKeys.coverageEnabled
+
+val scala2_11        = "2.11.12"
+val scala2_12        = "2.12.12"
+val scala2_13        = "2.13.3"
+val allScalaVersions = List(scala2_11, scala2_12, scala2_13)
+
 ThisBuild / organization := "com.47deg"
-ThisBuild / scalaVersion := "2.13.2"
-ThisBuild / crossScalaVersions := Seq("2.11.12", "2.12.11", "2.13.2")
+ThisBuild / scalaVersion := scala2_13
 
 addCommandAlias("ci-test", "scalafmtCheckAll; scalafmtSbtCheck; mdoc; testCovered")
 addCommandAlias("ci-docs", "github; mdoc; headerCreateAll; publishMicrosite")
@@ -9,23 +16,58 @@ addCommandAlias("ci-publish", "github; ci-release")
 lazy val microsite = project
   .enablePlugins(MicrositesPlugin)
   .enablePlugins(ScalaUnidocPlugin)
-  .dependsOn(allModules: _*)
+  .dependsOn(
+    core.jvm(scala2_13),
+    `scalacheck-toolbox-magic`.jvm(scala2_13),
+    `scalacheck-toolbox-combinators`.jvm(scala2_13)
+  )
+  .settings(
+    unidocProjectFilter in (ScalaUnidoc, unidoc) := inProjects(
+      Seq(
+        core.jvm(scala2_13),
+        `scalacheck-toolbox-magic`.jvm(scala2_13),
+        `scalacheck-toolbox-combinators`.jvm(scala2_13)
+      ).map(_.project): _*
+    )
+  )
 
 lazy val documentation = project
   .settings(mdocOut := file("."))
   .enablePlugins(MdocPlugin)
 
-lazy val `scalacheck-toolbox-datetime` = module
+lazy val core: ProjectMatrix = (projectMatrix in file("modules/scalacheck-toolbox-datetime"))
   .settings(description := "A library for helping use date and time libraries with ScalaCheck")
-  .settings(libraryDependencies += "org.scalacheck" %% "scalacheck" % "1.14.3")
-  .settings(libraryDependencies += "joda-time" % "joda-time" % "2.10.6")
-  .settings(libraryDependencies += "org.scala-lang.modules" %% "scala-collection-compat" % "2.2.0")
-
-lazy val `scalacheck-toolbox-magic` = module
-  .enablePlugins(BigListOfNaughtyStringsPlugin)
-  .settings(description := "ScalaCheck Generators for magic values")
-  .settings(libraryDependencies += "org.scalacheck" %% "scalacheck" % "1.14.3")
-
-lazy val `scalacheck-toolbox-combinators` = module
-  .settings(description := "Useful generic combinators for ScalaCheck")
-  .settings(libraryDependencies += "org.scalacheck" %% "scalacheck" % "1.14.3")
+  .settings(
+    libraryDependencies ++= Seq(
+      "org.scalacheck"         %%% "scalacheck"              % "1.14.3",
+      "org.scala-lang.modules" %%% "scala-collection-compat" % "2.2.0"
+    )
+  )
+  .jvmPlatform(
+    scalaVersions = allScalaVersions,
+    libraryDependencies += "joda-time" % "joda-time" % "2.10.6"
+  )
+  .jsPlatform(
+    scalaVersions = allScalaVersions,
+    settings = Seq(
+      coverageEnabled := false,
+      libraryDependencies += "io.github.cquiroz" %%% "scala-java-time" % "2.0.0" % Test
+    )
+  )
+
+lazy val `scalacheck-toolbox-magic`: ProjectMatrix =
+  (projectMatrix in file("modules/scalacheck-toolbox-magic"))
+    .enablePlugins(BigListOfNaughtyStringsPlugin)
+    .settings(description := "ScalaCheck Generators for magic values")
+    .settings(libraryDependencies += "org.scalacheck" %%% "scalacheck" % "1.14.3")
+    .jvmPlatform(scalaVersions = allScalaVersions)
+
+lazy val `scalacheck-toolbox-combinators`: ProjectMatrix =
+  (projectMatrix in file("modules/scalacheck-toolbox-combinators"))
+    .settings(description := "Useful generic combinators for ScalaCheck")
+    .settings(libraryDependencies += "org.scalacheck" %%% "scalacheck" % "1.14.3")
+    .jvmPlatform(scalaVersions = allScalaVersions)
+    .jsPlatform(
+      scalaVersions = allScalaVersions,
+      settings = coverageEnabled := false
+    )

microsite/docs/docs/datetime/granularity.md

@@ -36,6 +36,6 @@ val prop = forAll { zdt: ZonedDateTime =>
   (zdt.getNano == 0)
 }
 
-prop.check
+prop.check()
 ```
 

microsite/docs/docs/datetime/index.md

@@ -27,7 +27,7 @@ val prop = forAll { dt: DateTime =>
   passed
 }
 
-prop.check
+prop.check()
 ```
 
 ## A note on imports

microsite/docs/docs/datetime/range.md

@@ -19,7 +19,7 @@ val range = Period.years(1)
 
 forAll(genDateTimeWithinRange(from, range)) { dt =>
   dt.getYear == 2016
-}.check
+}.check()
 ```
 
 # Using Granularity and Ranges Together
@@ -35,5 +35,5 @@ forAll(genDateTimeWithinRange(from, range)) { dt =>
   (dt.getMinuteOfHour == 0) &&
   (dt.getSecondOfMinute == 0) &&
   (dt.getMillisOfSecond == 0)
-}.check
+}.check()
 ```

modules/scalacheck-toolbox-combinators/src/test/scala/com/fortysevendeg/scalacheck/combinators/CombinatorProperties.scala

@@ -16,15 +16,11 @@
 
 package com.fortysevendeg.scalacheck.combinators
 
-import org.scalacheck._
 import org.scalacheck.Prop._
 
 import Combinators._
 
-object CombinatorProperties extends Properties("Combinator Generators") {
-
-  override def overrideParameters(p: Test.Parameters): Test.Parameters =
-    p.withMinSuccessfulTests(100000)
+object CombinatorProperties extends BaseCombinatorProperties {
 
   property(
     "genPickFromMapWithSuccessAndFailure should return a list of elements in the map, and a list of elements not in the map"

modules/scalacheck-toolbox-combinators/src/test/scalajs/com/fortysevendeg/scalacheck/combinators/BaseCombinatorProperties.scala

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2016-2020 47 Degrees Open Source <https://www.47deg.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.fortysevendeg.scalacheck.combinators
+
+import org.scalacheck._
+
+abstract class BaseCombinatorProperties extends Properties("Combinator Generators") {
+
+  override def overrideParameters(p: Test.Parameters): Test.Parameters =
+    // These tests run much slower on Node.js compared to the JVM so we have to live with smaller number of
+    // minSuccessfulTests here
+    p.withMinSuccessfulTests(10000)
+}

modules/scalacheck-toolbox-combinators/src/test/scalajvm/com/fortysevendeg/scalacheck/combinators/BaseCombinatorProperties.scala

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2016-2020 47 Degrees Open Source <https://www.47deg.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.fortysevendeg.scalacheck.combinators
+
+import org.scalacheck._
+
+abstract class BaseCombinatorProperties extends Properties("Combinator Generators") {
+
+  override def overrideParameters(p: Test.Parameters): Test.Parameters =
+    p.withMinSuccessfulTests(100000)
+}

modules/scalacheck-toolbox-datetime/src/main/scalajs/com/fortysevendeg/scalacheck/datetime/instances/package.scala

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2016-2020 47 Degrees Open Source <https://www.47deg.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.fortysevendeg.scalacheck.datetime
+
+package object instances {
+  object jdk8 extends Jdk8Instances
+}

modules/scalacheck-toolbox-magic/src/main/scala/com/fortysevendeg/scalacheck/magic/Magic.scala

@@ -26,7 +26,7 @@ object Magic {
 
   private[magic] val strings = scala.io.Source
     .fromInputStream(stream)
-    .getLines
+    .getLines()
     .filterNot { s =>
       val trimmed = s.trim
       trimmed.startsWith("#") || trimmed.isEmpty

project/MicrositeSettingsPlugin.scala

@@ -1,4 +1,3 @@
-import com.alejandrohdezma.sbt.modules.ModulesPlugin.autoImport.allModules
 import com.typesafe.sbt.site.jekyll.JekyllPlugin.autoImport._
 import com.typesafe.sbt.site.SitePlugin.autoImport._
 import microsites.MicrositesPlugin
@@ -36,8 +35,7 @@ object MicrositeSettingsPlugin extends AutoPlugin {
       addMappingsToSiteDir(
         mappings in (ScalaUnidoc, packageDoc),
         docsMappingsAPIDir in ScalaUnidoc
-      ),
-      unidocProjectFilter in (ScalaUnidoc, unidoc) := inProjects(allModules.map(_.project): _*)
+      )
     )
 
 }

project/plugins.sbt

@@ -10,5 +10,6 @@ addSbtPlugin("com.alejandrohdezma"       % "sbt-github"               % "0.8.2")
 addSbtPlugin("com.alejandrohdezma"       % "sbt-github-header"        % "0.8.2")
 addSbtPlugin("com.alejandrohdezma"       % "sbt-github-mdoc"          % "0.8.2")
 addSbtPlugin("com.alejandrohdezma"       % "sbt-remove-test-from-pom" % "0.1.0")
-addSbtPlugin("com.alejandrohdezma"       % "sbt-modules"              % "0.1.0")
 addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat"             % "0.1.13")
+addSbtPlugin("com.eed3si9n"              % "sbt-projectmatrix"        % "0.6.0")
+addSbtPlugin("org.scala-js"              % "sbt-scalajs"              % "1.2.0")