1 files changed, 62 insertions, 0 deletions
diff --git a/examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/io/NodeVirtualFiles.scala b/examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/io/NodeVirtualFiles.scala
new file mode 100644
index 0000000..6a0c3ee
--- /dev/null
+++ b/examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/io/NodeVirtualFiles.scala
@@ -0,0 +1,62 @@
+package scala.scalajs.tools.io
+
+import scala.scalajs.js
+import scala.scalajs.js.typedarray._
+
+import java.io._
+import java.net.URI
+
+class NodeVirtualFile(override val path: String) extends VirtualFile {
+  import NodeFS.fs
+
+  override def version: Option[String] = {
+    val stat = fs.statSync(path)
+    if (js.isUndefined(stat.mtime))
+      None
+    else
+      Some(stat.mtime.asInstanceOf[js.Date].getTime.toString)
+  }
+
+  override def exists: Boolean =
+    fs.existsSync(path).asInstanceOf[Boolean]
+
+  override def toURI: URI = {
+    val abspath = fs.realpathSync(path).asInstanceOf[String]
+    new URI("file", abspath, null)
+  }
+}
+
+class NodeVirtualTextFile(p: String) extends NodeVirtualFile(p)
+                                        with VirtualTextFile {
+  import NodeFS.fs
+
+  override def content: String = {
+    val options = js.Dynamic.literal(encoding = "UTF-8")
+    fs.readFileSync(path, options).asInstanceOf[String]
+  }
+}
+
+class NodeVirtualBinaryFile(p: String) extends NodeVirtualFile(p)
+                                          with VirtualBinaryFile {
+  import NodeFS.fs
+
+  private def buf: ArrayBuffer =
+    new Uint8Array(fs.readFileSync(path).asInstanceOf[js.Array[Int]]).buffer
+
+  override def content: Array[Byte] = new Int8Array(buf).toArray
+  override def inputStream: InputStream = new ArrayBufferInputStream(buf)
+}
+
+class NodeVirtualJSFile(p: String) extends NodeVirtualTextFile(p)
+                                      with VirtualJSFile {
+
+  /** Always returns None. We can't read them on JS anyway */
+  override def sourceMap: Option[String] = None
+}
+
+class NodeVirtualScalaJSIRFile(p: String)
+    extends NodeVirtualBinaryFile(p) with VirtualSerializedScalaJSIRFile
+
+private[io] object NodeFS {
+  val fs = js.Dynamic.global.require("fs")
+}