1 files changed, 47 insertions, 0 deletions
diff --git a/examples/scala-js/tools/shared/src/main/scala/scala/scalajs/tools/classpath/builder/AbstractPartialClasspathBuilder.scala b/examples/scala-js/tools/shared/src/main/scala/scala/scalajs/tools/classpath/builder/AbstractPartialClasspathBuilder.scala
new file mode 100644
index 0000000..9889f4c
--- /dev/null
+++ b/examples/scala-js/tools/shared/src/main/scala/scala/scalajs/tools/classpath/builder/AbstractPartialClasspathBuilder.scala
@@ -0,0 +1,47 @@
+/*                     __                                               *\
+**     ________ ___   / /  ___      __ ____  Scala.js tools             **
+**    / __/ __// _ | / /  / _ | __ / // __/  (c) 2013-2014, LAMP/EPFL   **
+**  __\ \/ /__/ __ |/ /__/ __ |/_// /_\ \    http://scala-js.org/       **
+** /____/\___/_/ |_/____/_/ | |__/ /____/                               **
+**                          |/____/                                     **
+\*                                                                      */
+
+
+package scala.scalajs.tools.classpath.builder
+
+import scala.scalajs.tools.jsdep.JSDependencyManifest
+import scala.scalajs.tools.classpath._
+import scala.scalajs.tools.io._
+
+import scala.collection.mutable
+import scala.collection.immutable.Seq
+
+trait AbstractPartialClasspathBuilder extends ClasspathContentHandler
+                                         with ClasspathElementsTraverser {
+
+  private val jsDepManifests = mutable.ListBuffer.empty[JSDependencyManifest]
+  private val irFiles = mutable.Map.empty[String, VirtualScalaJSIRFile]
+  private val otherJSFiles = mutable.Map.empty[String, VirtualJSFile]
+
+  override protected def handleIR(relPath: String,
+      ir: => VirtualScalaJSIRFile): Unit = {
+    if (!irFiles.contains(relPath))
+      irFiles += relPath -> ir
+  }
+
+  override protected def handleJS(js: => VirtualJSFile): Unit = {
+    val file = js
+    if (!otherJSFiles.contains(file.name))
+      otherJSFiles += file.name -> file
+  }
+
+  override protected def handleDepManifest(m: => JSDependencyManifest): Unit = {
+    jsDepManifests += m
+  }
+
+  def build(cp: Seq[File]): PartialClasspath = {
+    val version = traverseClasspathElements(cp)
+    new PartialClasspath(jsDepManifests.toList, otherJSFiles.toMap,
+        irFiles.values.toList, Some(version))
+  }
+}