X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scl.runtime%2Fscl%2FIterator.scl;h=b98e14f423aaccb9252883be3d95c569833ce8bf;hb=33b30297f751e06e9abac260d31313e2f833fedc;hp=19e51a0d5836d23cb2447daabdb1d2093e6d093a;hpb=fad36d463b75c3a9944d875fc627c3533f6da74d;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scl.runtime/scl/Iterator.scl b/bundles/org.simantics.scl.runtime/scl/Iterator.scl
index 19e51a0d5..b98e14f42 100644
--- a/bundles/org.simantics.scl.runtime/scl/Iterator.scl
+++ b/bundles/org.simantics.scl.runtime/scl/Iterator.scl
@@ -1,3 +1,5 @@
+import "JavaBuiltin" as Java
+
 importJava "java.util.Iterator" where
     data T a
     
@@ -16,6 +18,17 @@ iter f it = loop ()
             loop ()
         else ()
 
+@inline
+iterI :: (Integer -> a -> <e> b) -> T a -> <Proc,e> ()
+iterI f it = loop 0
+  where
+    loop i = 
+        if hasNext it
+        then do
+            f i (next it)
+            loop (Java.iadd i 1)
+        else ()
+        
 @inline
 iterB :: (a -> <e> Boolean) -> T a -> <Proc,e> Boolean
 iterB f it = loop ()