(refs #7375) Replaced collectFreeVariables method by a visitor

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

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ELambda.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ELambda.java
index 5138ec596290fe0f32e524e4e36f09cfe8a8f7ad..bc3e925b05f6887914db8a4fcf086df5cc3597b7 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ELambda.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/ELambda.java
@@ -13,7 +13,6 @@ import org.simantics.scl.compiler.types.kinds.Kinds;
 import org.simantics.scl.compiler.types.util.MultiFunction;
 
 import gnu.trove.map.hash.TObjectIntHashMap;
-import gnu.trove.set.hash.THashSet;
 import gnu.trove.set.hash.TIntHashSet;
 
 public class ELambda extends SimplifiableExpression {
@@ -37,20 +36,15 @@ public class ELambda extends SimplifiableExpression {
         this(loc, new Case(new Expression[] {pat}, exp));
     }
 
-       public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {
+    @Override
+    public void collectVars(TObjectIntHashMap<Variable> allVars,
+            TIntHashSet vars) {
         for(Case case_ : cases)
-            case_.collectRefs(allRefs, refs);
-    }
-       
-       @Override
-       public void collectVars(TObjectIntHashMap<Variable> allVars,
-               TIntHashSet vars) {
-           for(Case case_ : cases)
             case_.collectVars(allVars, vars);
-       }
+    }
 
-       public Expression decomposeMatching() {
-           Expression[] patterns = cases[0].patterns;
+    public Expression decomposeMatching() {
+        Expression[] patterns = cases[0].patterns;
         int arity = patterns.length;
         
         // Simple cases
@@ -103,12 +97,6 @@ public class ELambda extends SimplifiableExpression {
            return decomposeMatching().simplify(context);
        }
 
-    @Override
-    public void collectFreeVariables(THashSet<Variable> vars) {
-        for(Case case_ : cases)
-            case_.collectFreeVariables(vars);
-    }
-
     @Override
     public Expression resolve(TranslationContext context) {
         for(Case case_ : cases)
@@ -177,15 +165,6 @@ public class ELambda extends SimplifiableExpression {
     public boolean isEffectful() {
        return false;
     }
-
-    @Override
-    public void collectEffects(THashSet<Type> effects) {
-        for(Case case_ : cases) {
-            for(Expression pattern : case_.patterns)
-                pattern.collectEffects(effects);
-            case_.value.collectEffects(effects);
-        }
-    }
     
     @Override
     public void accept(ExpressionVisitor visitor) {