From ea417d7c4d430d4bb6fcce14e64ffda82f475805 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 28 Feb 2016 14:45:56 +0000
Subject: Extract forEach over two iterabes

---
 .../zwobble/couscous/interpreter/PositionalArguments.java    | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'src/main/java/org/zwobble/couscous/interpreter/PositionalArguments.java')

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();
+    }
 }
-- 
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