Extract inner type hoisting to separate step

2 files changed, 14 insertions, 0 deletions

diff --git a/src/main/java/org/zwobble/couscous/util/ExtraLists.java b/src/main/java/org/zwobble/couscous/util/ExtraLists.java
index 7849ea6..b84afcd 100644
--- a/src/main/java/org/zwobble/couscous/util/ExtraLists.java
+++ b/src/main/java/org/zwobble/couscous/util/ExtraLists.java
@@ -158,4 +158,12 @@ public class ExtraLists {
     public static <T> List<T> copyOf(Iterable<T> iterable) {
         return ImmutableList.copyOf(iterable);
     }
+
+    public static <T> T getLast(T[] values) {
+        return values[values.length - 1];
+    }
+
+    public static <T> T getLast(List<T> values) {
+        return values.get(values.size() - 1);
+    }
 }
diff --git a/src/main/java/org/zwobble/couscous/util/InsertionOrderSet.java b/src/main/java/org/zwobble/couscous/util/InsertionOrderSet.java
index 4272add..8d168fc 100644
--- a/src/main/java/org/zwobble/couscous/util/InsertionOrderSet.java
+++ b/src/main/java/org/zwobble/couscous/util/InsertionOrderSet.java
@@ -20,8 +20,14 @@ public interface InsertionOrderSet<T> extends Iterable<T> {
             public Iterator<T> iterator() {
                 return list.iterator();
             }
+
+            @Override
+            public boolean isEmpty() {
+                return list.isEmpty();
+            }
         };
     }
 
     List<T> asList();
+    boolean isEmpty();
 }