1 files changed, 105 insertions, 0 deletions
diff --git a/examples/scala-js/tools/shared/src/main/scala/scala/scalajs/tools/io/MemFiles.scala b/examples/scala-js/tools/shared/src/main/scala/scala/scalajs/tools/io/MemFiles.scala
new file mode 100644
index 0000000..68f66dc
--- /dev/null
+++ b/examples/scala-js/tools/shared/src/main/scala/scala/scalajs/tools/io/MemFiles.scala
@@ -0,0 +1,105 @@
+/*                     __                                               *\
+**     ________ ___   / /  ___      __ ____  Scala.js tools             **
+**    / __/ __// _ | / /  / _ | __ / // __/  (c) 2013-2014, LAMP/EPFL   **
+**  __\ \/ /__/ __ |/ /__/ __ |/_// /_\ \    http://scala-js.org/       **
+** /____/\___/_/ |_/____/_/ | |__/ /____/                               **
+**                          |/____/                                     **
+\*                                                                      */
+
+
+package scala.scalajs.tools.io
+
+import java.io._
+
+/** A base class for simple in-memory mutable virtual files. */
+class MemVirtualFile(val path: String) extends VirtualFile {
+  private[this] var _version: Option[String] = None
+
+  override def version: Option[String] = _version
+  def version_=(v: Option[String]): Unit = _version = v
+
+  final def withVersion(v: Option[String]): this.type = {
+    version = v
+    this
+  }
+
+  override def exists: Boolean = true
+}
+
+/** A simple in-memory mutable virtual text file. */
+class MemVirtualTextFile(p: String) extends MemVirtualFile(p)
+                                       with VirtualTextFile {
+  private[this] var _content: String = ""
+
+  override def content: String = _content
+  def content_=(v: String): Unit = _content = v
+
+  final def withContent(v: String): this.type = {
+    content = v
+    this
+  }
+}
+
+trait WritableMemVirtualTextFile extends MemVirtualTextFile
+                                    with WritableVirtualTextFile {
+  def contentWriter: Writer = new StringWriter {
+    override def close(): Unit = {
+      super.close()
+      WritableMemVirtualTextFile.this.content = this.toString
+    }
+  }
+}
+
+object WritableMemVirtualTextFile {
+  def apply(path: String): WritableMemVirtualTextFile =
+    new MemVirtualTextFile(path) with WritableMemVirtualTextFile
+}
+
+/** A simple in-memory mutable virtual binary file. */
+class MemVirtualBinaryFile(p: String) extends MemVirtualFile(p)
+                                         with VirtualBinaryFile {
+  private[this] var _content: Array[Byte] = new Array[Byte](0)
+
+  override def content: Array[Byte] = _content
+  def content_=(v: Array[Byte]): Unit = _content = v
+
+  final def withContent(v: Array[Byte]): this.type = {
+    content = v
+    this
+  }
+}
+
+/** A simple in-memory mutable virtual JS file. */
+class MemVirtualJSFile(p: String) extends MemVirtualTextFile(p)
+                                     with VirtualJSFile {
+  private[this] var _sourceMap: Option[String] = None
+
+  override def sourceMap: Option[String] = _sourceMap
+  def sourceMap_=(v: Option[String]): Unit = _sourceMap = v
+
+  final def withSourceMap(v: Option[String]): this.type = {
+    sourceMap = v
+    this
+  }
+}
+
+trait WritableMemVirtualJSFile extends MemVirtualJSFile
+                                  with WritableVirtualJSFile
+                                  with WritableMemVirtualTextFile {
+
+  def sourceMapWriter: Writer = new StringWriter {
+    override def close(): Unit = {
+      super.close()
+      WritableMemVirtualJSFile.this.sourceMap = Some(this.toString)
+    }
+  }
+}
+
+object WritableMemVirtualJSFile {
+  def apply(path: String): WritableMemVirtualJSFile =
+    new MemVirtualJSFile(path) with WritableMemVirtualJSFile
+}
+
+/** A simple in-memory mutable virtual serialized Scala.js IR file. */
+class MemVirtualSerializedScalaJSIRFile(p: String) extends MemVirtualBinaryFile(p)
+                                                      with VirtualSerializedScalaJSIRFile