Added iteration support

1 files changed, 30 insertions, 0 deletions

diff --git a/src/cli/runtime/Iter.cs b/src/cli/runtime/Iter.cs
new file mode 100644
index 00000000..24c599d4
--- /dev/null
+++ b/src/cli/runtime/Iter.cs
@@ -0,0 +1,30 @@
+/**
+ *   Copyright (c) Rich Hickey. All rights reserved.
+ *   The use and distribution terms for this software are covered by the
+ *   Common Public License 1.0 (http://opensource.org/licenses/cpl.php)
+ *   which can be found in the file CPL.TXT at the root of this distribution.
+ *   By using this software in any fashion, you are agreeing to be bound by
+ * 	 the terms of this license.
+ *   You must not remove this notice, or any other, from this software.
+ **/

+

+using System;

+

+namespace org.clojure.runtime

+    {

+    public interface Iter

+        {

+/**

+ *  * Multiple calls to get() are allowed prior to calling iterate()

+ *  * @return  the currently referenced item/element/value

+ *  */

+        Object get();

+

+        /**

+         *  * This may destroy or otherwise invalidate the object it is called upon

+         *  * so always capture and use the return value (even though sometimes you may find it is the same object)

+         *  * @return The next iter to use, or null if at end of sequence

+         *  */

+        Iter iterate();

+        }

+    }