Move implementation details to scala.async.internal._.

If we intend to keep CPS fallback around for any length of time
it should probably move there too.

1 files changed, 14 insertions, 0 deletions

diff --git a/src/main/scala/scala/async/internal/StateAssigner.scala b/src/main/scala/scala/async/internal/StateAssigner.scala
new file mode 100644
index 0000000..cdde7a4
--- /dev/null
+++ b/src/main/scala/scala/async/internal/StateAssigner.scala
@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2012 Typesafe Inc. <http://www.typesafe.com>
+ */
+
+package scala.async.internal
+
+private[async] final class StateAssigner {
+  private var current = -1
+
+  def nextState(): Int = {
+    current += 1
+    current
+  }
+}