1 files changed, 19 insertions, 0 deletions
diff --git a/tools/shared/src/main/scala/scala/scalajs/tools/env/AsyncJSRunner.scala b/tools/shared/src/main/scala/scala/scalajs/tools/env/AsyncJSRunner.scala
new file mode 100644
index 0000000..09e2dda
--- /dev/null
+++ b/tools/shared/src/main/scala/scala/scalajs/tools/env/AsyncJSRunner.scala
@@ -0,0 +1,19 @@
+package scala.scalajs.tools.env
+
+import scala.concurrent.Future
+
+trait AsyncJSRunner {
+  /** Start the associated run and returns a Future that completes when the run
+   *  terminates.
+   */
+  def start(): Future[Unit]
+
+  /** Abort the associated run */
+  def stop(): Unit
+
+  /** Checks whether this async runner is still running */
+  def isRunning(): Boolean
+
+  /** Await completion of the started Run. Throws if the run failed */
+  def await(): Unit
+}