Tweak global plugins handling (#47)

Seems the changes of
3eb210eb1b
were missing bits to handle the configurations of the global-plugins
project.

modules/sbt-coursier-shared/src/main/scala/coursier/sbtcoursiershared/InputsTasks.scala

@@ -128,12 +128,18 @@ object InputsTasks {
           .toVector
           .map {
             case (module, v) =>
+              val configurations = v
+                .getConfigurations
+                .map { c =>
+                  Configuration(c.getName) -> c.getExtends.map(Configuration(_)).toSeq
+                }
+                .toMap
               val deps = v.getDependencies.flatMap(dependencyFromIvy)
               Project(
                 module,
                 v.getModuleRevisionId.getRevision,
                 deps,
-                Map(),
+                configurations,
                 None,
                 Nil,
                 Nil,

modules/sbt-coursier/src/sbt-test/shared-1/global-plugins/build.sbt

@@ -0,0 +1 @@
+scalaVersion := "2.12.8"

modules/sbt-coursier/src/sbt-test/shared-1/global-plugins/global/plugins/metals.sbt

@@ -0,0 +1,2 @@
+addSbtPlugin("ch.epfl.scala" % "sbt-bloop" % "1.2.5")
+addSbtPlugin("org.scalameta" % "sbt-metals" % "0.4.4")

modules/sbt-coursier/src/sbt-test/shared-1/global-plugins/project/plugins.sbt

@@ -0,0 +1 @@
+addSbtCoursier

modules/sbt-coursier/src/sbt-test/shared-1/global-plugins/project/project/plugins.sbt

@@ -0,0 +1,13 @@
+addSbtPlugin {
+
+  val name = sys.props.getOrElse(
+    "plugin.name",
+    sys.error("plugin.name Java property not set")
+  )
+  val version = sys.props.getOrElse(
+    "plugin.version",
+    sys.error("plugin.version Java property not set")
+  )
+
+  "io.get-coursier" % name % version
+}

modules/sbt-coursier/src/sbt-test/shared-1/global-plugins/test

@@ -0,0 +1,2 @@
+> metalsEnable
+> bloopInstall