(refs #7375) Replaced collectFreeVariables method by a visitor

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / elaboration / expressions / EWhen.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EWhen.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EWhen.java
index 9ea5ddb1ecf7a94a4f8e6fb29a070b191e806d99..55ea86baf443c1d5b72704239309be61924e18db 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EWhen.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EWhen.java
@@ -17,14 +17,13 @@ import org.simantics.scl.compiler.types.exceptions.UnificationException;
 import org.simantics.scl.compiler.types.kinds.Kinds;
 
 import gnu.trove.map.hash.TObjectIntHashMap;
-import gnu.trove.set.hash.THashSet;
 import gnu.trove.set.hash.TIntHashSet;
 
 public class EWhen extends SimplifiableExpression {
 
     public Query query;
     public Expression action;
-    Variable[] variables;
+    public Variable[] variables;
     
     public EWhen(Query query, Expression action) {
         this.query = query;
@@ -83,14 +82,6 @@ public class EWhen extends SimplifiableExpression {
         }
     }
 
-    @Override
-    public void collectFreeVariables(THashSet<Variable> vars) {
-        action.collectFreeVariables(vars);
-        query.collectFreeVariables(vars);
-        for(Variable var : variables)
-            vars.remove(var);
-    }
-
     @Override
     public Expression resolve(TranslationContext context) {
         context.pushExistentialFrame();