Extract forEach over two iterabes

1 files changed, 9 insertions, 3 deletions

diff --git a/src/main/java/org/zwobble/couscous/interpreter/PositionalArguments.java b/src/main/java/org/zwobble/couscous/interpreter/PositionalArguments.java
index 429b529..2ceb986 100644
--- a/src/main/java/org/zwobble/couscous/interpreter/PositionalArguments.java
+++ b/src/main/java/org/zwobble/couscous/interpreter/PositionalArguments.java
@@ -1,10 +1,11 @@
 package org.zwobble.couscous.interpreter;
 
-import java.util.List;
-
 import org.zwobble.couscous.interpreter.values.InterpreterValue;
 
-public class PositionalArguments {
+import java.util.Iterator;
+import java.util.List;
+
+public class PositionalArguments implements Iterable<InterpreterValue> {
     private List<InterpreterValue> values;
     
     public PositionalArguments(List<InterpreterValue> values) {
@@ -14,4 +15,9 @@ public class PositionalArguments {
     public InterpreterValue get(int index) {
         return values.get(index);
     }
+
+    @Override
+    public Iterator<InterpreterValue> iterator() {
+        return values.iterator();
+    }
 }