From 2a293ea594bdaa652bbd0d8271f56ead806c4cbd Mon Sep 17 00:00:00 2001
From: =?utf8?q?Hannu=20Niemist=C3=B6?= <hannu.niemisto@semantum.fi>
Date: Wed, 7 Feb 2018 14:20:34 +0200
Subject: [PATCH] (refs #7751) Added orElseM

Change-Id: I365c89a1d4ad60b1763854b6d6cd0a3a94e1ab49
---
 bundles/org.simantics.scl.runtime/scl/Prelude.scl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bundles/org.simantics.scl.runtime/scl/Prelude.scl b/bundles/org.simantics.scl.runtime/scl/Prelude.scl
index 7e558bdc4..2be6ed745 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 ///
 
 """
-- 
2.47.1