(refs #7375) Replaced collectFreeVariables method by a visitor

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

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ESimpleLet.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ESimpleLet.java
index e69a271218a82b620230be5c9d2a131f396e6702..4957b578dd9597c8ae9f70d08d6f843d7d686a3f 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ESimpleLet.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ESimpleLet.java
@@ -16,13 +16,12 @@ import org.simantics.scl.compiler.types.Type;
 import org.simantics.scl.compiler.types.exceptions.MatchException;
 
 import gnu.trove.map.hash.TObjectIntHashMap;
-import gnu.trove.set.hash.THashSet;
 import gnu.trove.set.hash.TIntHashSet;
 
 public class ESimpleLet extends Expression {
-    Variable variable; // may be null
-    Expression value;
-    Expression in;
+    public Variable variable; // may be null
+    public Expression value;
+    public Expression in;
     
     public ESimpleLet(Variable variable, Expression value, Expression in) {
         if(value == null)
@@ -65,13 +64,6 @@ public class ESimpleLet extends Expression {
         return in.toVal(context, w);
     }
 
-    @Override
-    public void collectFreeVariables(THashSet<Variable> vars) {
-        value.collectFreeVariables(vars);
-        in.collectFreeVariables(vars);
-        vars.remove(variable);
-    }
-
     @Override
     public Expression simplify(SimplificationContext context) {
         value = value.simplify(context);