X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scl.compiler%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcompiler%2Felaboration%2Fchr%2FCHRQuery.java;h=7bee6eae06b08a481652df67e5009d76629dfde4;hb=21eae91e860f9f3cdb9cd0ee6fded24cdb8ca2f5;hp=c7ac33d889f208dade23dee4d78daee3d500b963;hpb=fe1a2f532761669e67da4db4ae15096ced8a04db;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/CHRQuery.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/CHRQuery.java
index c7ac33d88..7bee6eae0 100644
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/CHRQuery.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/CHRQuery.java
@@ -1,9 +1,11 @@
 package org.simantics.scl.compiler.elaboration.chr;
 
+import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
 import org.simantics.scl.compiler.elaboration.chr.plan.PostCommitOp;
 import org.simantics.scl.compiler.elaboration.chr.plan.PreCommitOp;
 import org.simantics.scl.compiler.elaboration.chr.planning.QueryPlanningContext;
 import org.simantics.scl.compiler.elaboration.chr.relations.CHRConstraint;
+import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
 import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;
 import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
 import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
@@ -19,8 +21,9 @@ import gnu.trove.set.hash.TIntHashSet;
 public class CHRQuery extends Symbol {
     public CHRLiteral[] literals;
 
-    public CHRQuery(CHRLiteral[] literals) {
+    public CHRQuery(long location, CHRLiteral[] literals) {
         this.literals = literals;
+        this.location = location;
     }
 
     public void resolve(TranslationContext context) {
@@ -47,17 +50,21 @@ public class CHRQuery extends Symbol {
     }
     
     public boolean createQueryPlan(QueryPlanningContext context, Expression inputFact, int activeLiteralId, CHRConstraint initConstraint) {
-        for(int i=0;i<literals.length;++i) {
-            CHRLiteral literal = literals[i];
-            if(i == activeLiteralId)
-                context.activate(literal, inputFact, i);
-            else
-                context.add(literal, i);
+        try {
+            for(int i=0;i<literals.length;++i) {
+                CHRLiteral literal = literals[i];
+                if(i == activeLiteralId)
+                    context.activate(literal, inputFact, i);
+                else
+                    context.add(literal, i);
+            }
+            if(activeLiteralId == -1 && inputFact != null) {
+                context.addInitFact(initConstraint, inputFact);
+            }	
+            return context.createQueryPlan();
+        } catch(Exception e) {
+            throw InternalCompilerError.injectLocation(location, e);
         }
-        if(activeLiteralId == -1 && inputFact != null) {
-            context.addInitFact(initConstraint, inputFact);
-        }	
-        return context.createQueryPlan();
     }
     
     public void simplify(SimplificationContext context) {
@@ -78,4 +85,11 @@ public class CHRQuery extends Symbol {
         visitor.visit(this);
         return b.toString();
     }
+
+    public CHRQuery replace(ReplaceContext context) {
+        CHRLiteral[] newLiterals = new CHRLiteral[literals.length];
+        for(int i=0;i<literals.length;++i)
+            newLiterals[i] = literals[i].replace(context);
+        return new CHRQuery(location, newLiterals);
+    }
 }