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%2FECHRRuleset.java;h=2f87719306901bde69636d1206a33efdea077acd;hp=9a8aa78b929199b8e6aad3b4db405d4e9e2e2b15;hb=747231cca0974ca9ed5f78caa6517ee9dcb8e4fc;hpb=862c09c9608329f326404342d12da61792eece2c

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ECHRRuleset.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ECHRRuleset.java
index 9a8aa78b9..2f8771930 100644
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ECHRRuleset.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ECHRRuleset.java
@@ -8,7 +8,6 @@ import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
 import org.simantics.scl.compiler.errors.Locations;
 import org.simantics.scl.compiler.internal.codegen.references.IVal;
 import org.simantics.scl.compiler.internal.codegen.writer.CodeWriter;
-import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;
 import org.simantics.scl.compiler.internal.interpreted.IExpression;
 import org.simantics.scl.compiler.top.ExpressionInterpretationContext;
 import org.simantics.scl.compiler.types.Type;
@@ -58,12 +57,21 @@ public class ECHRRuleset extends Expression {
     }
     @Override
     public Expression resolve(TranslationContext context) {
+        if(context.currentRuleset != null) {
+            context.getErrorLog().log(location, "Current version of SCL compiler does not support nested rulesets.");
+            return this;
+        }
+        context.currentRuleset = ruleset;
+        
         context.pushFrame();
         context.pushCHRConstraintFrame();
         ruleset.resolve(context);
         in = in.resolve(context);
         context.popCHRConstraintFrame(ruleset.constraints);
         context.popFrame();
+        
+        context.currentRuleset = null;
+        
         return this;
     }
     @Override
@@ -75,11 +83,6 @@ public class ECHRRuleset extends Expression {
         }
     }
     @Override
-    public Expression decorate(ExpressionDecorator decorator) {
-        in = in.decorate(decorator);
-        return this;
-    }
-    @Override
     public void collectEffects(THashSet<Type> effects) {
         ruleset.collectEffects(effects);
         in.collectEffects(effects);