1 files changed, 8 insertions, 0 deletions
diff --git a/src/main/java/org/zwobble/mammoth/util/MammothLists.java b/src/main/java/org/zwobble/mammoth/util/MammothLists.java
index d6d1136..5a2e06b 100644
--- a/src/main/java/org/zwobble/mammoth/util/MammothLists.java
+++ b/src/main/java/org/zwobble/mammoth/util/MammothLists.java
@@ -20,6 +20,14 @@ public class MammothLists {
         return ImmutableList.of(value1, value2);
     }
 
+    public static <T> List<T> cons(T head, Iterable<T> tail) {
+        return concat(list(head), tail);
+    }
+
+    private static <T> List<T> concat(Iterable<T> first, Iterable<T> second) {
+        return ImmutableList.copyOf(Iterables.concat(first, second));
+    }
+
     public static <T, R> List<R> eagerFlatMap(Iterable<T> iterable, Function<T, Iterable<R>> function) {
         return ImmutableList.copyOf(Iterables.concat(Iterables.transform(iterable, function)));
     }