X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scl.runtime%2Fscl%2FPrelude.scl;h=32582affa867947fbac5167b94c4d8919c0bd91c;hb=refs%2Fchanges%2F33%2F1733%2F1;hp=7e558bdc4fd0c5d1216675919f5465b0042391b1;hpb=b4c720aaf27b84a479d800ed8a1e130f924213ef;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scl.runtime/scl/Prelude.scl b/bundles/org.simantics.scl.runtime/scl/Prelude.scl
index 7e558bdc4..32582affa 100644
--- a/bundles/org.simantics.scl.runtime/scl/Prelude.scl
+++ b/bundles/org.simantics.scl.runtime/scl/Prelude.scl
@@ -1305,6 +1305,11 @@ orElse :: Maybe a -> (<e> a) -> <e> a
 orElse (Just x) _   = x
 orElse Nothing  def = def
 
+@inline
+orElseM :: Maybe a -> (<e> Maybe a) -> <e> Maybe a
+orElseM mx@(Just x) _   = mx
+orElseM Nothing     def = def
+
 /// Either ///
 
 """
@@ -1960,6 +1965,11 @@ importJava "org.simantics.scl.runtime.Lists" where
     """
     index :: [(a,b)] -> a -> Maybe b
     
+    """
+    Given a list of elements, the function produces its characteristic function.
+    """
+    indexSet :: [a] -> a -> Boolean
+    
     """
     Given a list of values and a function computing a key for each value, the function produces a function that finds a value
     effeciently for the given key.
@@ -2283,16 +2293,6 @@ instance Show TypeRep where
         isSpecialType (TApply a _) = isSpecialType a
 */
 
-// ByteArray
-
-importJava "java.util.Arrays" where
-    @private
-    @JavaName toString
-    byteArrayToString :: ByteArray -> String
-
-instance Show ByteArray where
-    show = byteArrayToString
-
 // Type
 
 @private