X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.scl.compiler%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcompiler%2Felaboration%2Fexpressions%2FExpression.java;h=507d335e3479379ce7cd4ae1a66e196493e5c920;hp=221bc8067ac454a479b88d33c5a7d72d65f9b84f;hb=a8d72a172fdc815c8a9f0f584f010f7e35286f92;hpb=2df6133d08115f25494f7f8009b6601862895f6c

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/Expression.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/Expression.java
index 221bc8067..507d335e3 100644
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/Expression.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/Expression.java
@@ -14,6 +14,7 @@ import org.simantics.scl.compiler.elaboration.errors.NotPatternException;
 import org.simantics.scl.compiler.elaboration.expressions.lhstype.LhsType;
 import org.simantics.scl.compiler.elaboration.expressions.lhstype.PatternMatchingLhs;
 import org.simantics.scl.compiler.elaboration.expressions.printing.ExpressionToStringVisitor;
+import org.simantics.scl.compiler.elaboration.expressions.visitors.CollectEffectsVisitor;
 import org.simantics.scl.compiler.elaboration.expressions.visitors.CollectRefsVisitor;
 import org.simantics.scl.compiler.elaboration.expressions.visitors.ForVariablesUsesVisitor;
 import org.simantics.scl.compiler.elaboration.query.QAtom;
@@ -351,12 +352,10 @@ public abstract class Expression extends Symbol implements Typed {
         return false;
     }
     
-    public abstract void collectEffects(THashSet<Type> effects);
-    
     public Type getEffect() {
-        THashSet<Type> effects = new THashSet<Type>();
-        collectEffects(effects);
-        return Types.union(effects.toArray(new Type[effects.size()]));
+        CollectEffectsVisitor visitor = new CollectEffectsVisitor();
+        accept(visitor);
+        return visitor.getCombinedEffect();
     }
     
     public abstract void accept(ExpressionVisitor visitor);