From 79b98a4b54ce9ae4adb9ba784f6384d663070a5a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alberto=20Cuesta=20Ca=C3=B1ada?= <mail@albertocuesta.es>
Date: Thu, 23 Jan 2020 20:56:51 +0000
Subject: [PATCH] Created AddressSet factory method.

---
 contracts/mocks/EnumerableSetMock.sol |  2 +-
 contracts/utils/EnumerableSet.sol     | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/contracts/mocks/EnumerableSetMock.sol b/contracts/mocks/EnumerableSetMock.sol
index 10c4470de..e4456fba5 100644
--- a/contracts/mocks/EnumerableSetMock.sol
+++ b/contracts/mocks/EnumerableSetMock.sol
@@ -14,7 +14,7 @@ contract EnumerableSetMock{
     EnumerableSet.AddressSet private set;
 
     constructor() public {
-        set = EnumerableSet.AddressSet({values: new address[](0)});
+        set = EnumerableSet.newAddressSet();
     }
 
     /**
diff --git a/contracts/utils/EnumerableSet.sol b/contracts/utils/EnumerableSet.sol
index 292ed7078..a8fb56863 100644
--- a/contracts/utils/EnumerableSet.sol
+++ b/contracts/utils/EnumerableSet.sol
@@ -27,6 +27,17 @@ library EnumerableSet {
         address[] values;
     }
 
+    /**
+     * @dev Add a value. O(1).
+     */
+    function newAddressSet()
+        internal
+        pure
+        returns (AddressSet memory)
+    {
+        return AddressSet({values: new address[](0)});
+    }
+
     /**
      * @dev Add a value. O(1).
      */