From dc601f2d7cdec8cc9c366f70be59fc0666f132cb Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Thu, 14 Jul 2016 19:06:56 +0100
Subject: Make it easier to construct visitors that close over locals

---
 src/main/java/org/zwobble/couscous/util/ExtraSets.java | 4 ++++
 1 file changed, 4 insertions(+)

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

diff --git a/src/main/java/org/zwobble/couscous/util/ExtraSets.java b/src/main/java/org/zwobble/couscous/util/ExtraSets.java
index 6e807c6..f1df962 100644
--- a/src/main/java/org/zwobble/couscous/util/ExtraSets.java
+++ b/src/main/java/org/zwobble/couscous/util/ExtraSets.java
@@ -18,4 +18,8 @@ public class ExtraSets {
     public static <T> Set<T> set(T... values) {
         return ImmutableSet.copyOf(values);
     }
+
+    public static <T> Set<T> copyOf(Iterable<T> iterable) {
+        return ImmutableSet.copyOf(iterable);
+    }
 }
-- 
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