From 166a205aeb4c595b40b8ffe4c7d745b13031e3b3 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Mon, 5 Oct 2015 22:26:29 +0100
Subject: Add support for static method calls to Python backend

---
 .../java/org/zwobble/couscous/util/ExtraLists.java     | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/main/java/org/zwobble/couscous/util/ExtraLists.java

(limited to 'src/main/java/org/zwobble/couscous/util')

diff --git a/src/main/java/org/zwobble/couscous/util/ExtraLists.java b/src/main/java/org/zwobble/couscous/util/ExtraLists.java
new file mode 100644
index 0000000..b3c017f
--- /dev/null
+++ b/src/main/java/org/zwobble/couscous/util/ExtraLists.java
@@ -0,0 +1,18 @@
+package org.zwobble.couscous.util;
+
+import java.util.List;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+
+public class ExtraLists {
+    public static <T, R> R foldLeft(
+            List<T> list,
+            Function<T, R> initialValue,
+            BiFunction<R, T, R> function) {
+        R accumulator = initialValue.apply(list.get(0));
+        for (int index = 1; index < list.size(); index++) {
+            accumulator = function.apply(accumulator, list.get(index));
+        }
+        return accumulator;
+    }
+}
-- 
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