- Add Compilation test to macros project

- Remove dependence that core has on unstable macros

build.sbt

@@ -79,7 +79,27 @@ lazy val scala_2_12 = Project(id = "scala_2_12",
         enumeratumReactiveMongoBson
       ).map(Project.projectToRef): _*) // base plus known 2.12 friendly libs
 
-// Aggregates core and macro
+lazy val macrosAggregate = aggregateProject("macros", macrosJS, macrosJVM)
+lazy val macros = crossProject
+  .crossType(CrossType.Pure)
+  .in(file("macros"))
+  .settings(commonWithPublishSettings: _*)
+  .settings(
+    withCompatUnmanagedSources(jsJvmCrossProject = true,
+                               include_210Dir = true,
+                               includeTestSrcs = false): _*)
+  .settings(
+    name := "enumeratum-macros",
+    version := Versions.Macros.head,
+    libraryDependencies ++= Seq(
+      "org.scala-lang" % "scala-reflect" % scalaVersion.value
+    )
+  )
+  .settings(testSettings: _*)
+lazy val macrosJS  = macros.js
+lazy val macrosJVM = macros.jvm
+
+// Aggregates core
 lazy val coreAggregate = aggregateProject("core", coreJS, coreJVM)
 lazy val core = crossProject
   .crossType(CrossType.Pure)
@@ -91,7 +111,7 @@ lazy val core = crossProject
   )
   .settings(testSettings: _*)
   .settings(commonWithPublishSettings: _*)
-  .dependsOn(macros)
+  // .dependsOn(macros) used for testing macros
 lazy val coreJS  = core.js
 lazy val coreJVM = core.jvm
 
@@ -135,26 +155,6 @@ lazy val coreJVMTests = Project(id = "coreJVMTests",
   )
   .dependsOn(coreJVM)
 
-lazy val macrosAggregate = aggregateProject("macros", macrosJS, macrosJVM)
-lazy val macros = crossProject
-  .crossType(CrossType.Pure)
-  .in(file("macros"))
-  .settings(commonWithPublishSettings: _*)
-  .settings(
-    withCompatUnmanagedSources(jsJvmCrossProject = true,
-                               include_210Dir = true,
-                               includeTestSrcs = false): _*)
-  .settings(
-    name := "enumeratum-macros",
-    version := Versions.Macros.head,
-    libraryDependencies ++= Seq(
-      "org.scala-lang" % "scala-reflect" % scalaVersion.value
-    )
-  )
-  .settings(testSettings: _*)
-lazy val macrosJS  = macros.js
-lazy val macrosJVM = macros.jvm
-
 lazy val enumeratumReactiveMongoBson =
   Project(id = "enumeratum-reactivemongo-bson",
           base = file("enumeratum-reactivemongo-bson"),

macros/src/test/scala/enumeratum/Compilation.scala

@@ -0,0 +1,51 @@
+package enumeratum
+import scala.language.experimental.macros
+
+/**
+  * Created by Lloyd on 1/4/17.
+  *
+  * Copyright 2017
+  */
+object FindValEnums {
+  def apply[A] = macro ValueEnumMacros.findIntValueEntriesImpl[A]
+}
+
+sealed abstract class A private (val value: Int) {
+  val text: String
+}
+
+object A {
+
+  val values = FindValEnums[A]
+
+  case object A1 extends A(1) {
+    val text = identity("something")
+  }
+
+  def identity(str: String) = str
+
+}
+
+class C
+object C {
+  def build: C = new C
+}
+
+sealed abstract class B private (val value: Int, val other: C) {
+  val text: String
+}
+
+object B {
+
+  val values = FindValEnums[B]
+
+  case object B1 extends B(1, new C) {
+    val text = identity("something")
+  }
+  case object B2 extends B(2, C.build) {
+    val text = identity("something")
+  }
+
+  def identity(str: String) = str
+
+}

project/plugins.sbt

@@ -18,4 +18,4 @@ addSbtPlugin("org.wartremover" % "sbt-wartremover" % "1.2.1")
 
 addSbtPlugin("com.github.tkawachi" % "sbt-doctest" % "0.4.1")
 
-addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.0.0")
+addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.0.0")