Fixed multiple issues causing dangling references to discarded queries

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / environment / EmptyNamespace.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/EmptyNamespace.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/EmptyNamespace.java
index f40221eb57cb79717ef93bc7a51f07fdeffc7de5..9e86a7e9d4f159ff8e230668d390b9818829687a 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/EmptyNamespace.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/environment/EmptyNamespace.java
@@ -1,7 +1,10 @@
 package org.simantics.scl.compiler.environment;
 
+import java.util.Collection;
+import java.util.Collections;
 import java.util.function.Consumer;
 
+import org.simantics.scl.compiler.elaboration.chr.CHRRuleset;
 import org.simantics.scl.compiler.elaboration.modules.SCLValue;
 import org.simantics.scl.compiler.elaboration.modules.TypeClass;
 import org.simantics.scl.compiler.elaboration.modules.TypeConstructor;
@@ -22,6 +25,11 @@ public enum EmptyNamespace implements Namespace {
     public Namespace getNamespace(String name) {
         return null;
     }
+    
+    @Override
+    public Collection<String> getNamespaces() {
+        return Collections.emptyList();
+    }
 
     @Override
     public SCLValue getValue(String name) throws AmbiguousNameException {
@@ -73,4 +81,9 @@ public enum EmptyNamespace implements Namespace {
     @Override
     public void findTypesForPrefix(String prefix, NamespaceFilter filter, Consumer<TCon> consumer) {
     }
+
+    @Override
+    public CHRRuleset getRuleset(String name) throws AmbiguousNameException {
+        return null;
+    }
 }