From fafac3b4128a0993b0de1c6e8ca3062bf1ccc14e Mon Sep 17 00:00:00 2001
From: Roald de Vries <rdevries@thoughtworks.com>
Date: Thu, 8 Dec 2016 16:59:09 +0100
Subject: Revert "[#801] Merge branch 'signup'"

This reverts commit d10f607a4d40587510b0dc31b31fe4750bf4a3a3, reversing
changes made to c28abba2f5b1186c671ebef508d40ffaae6d5bc5.
---
 web-ui/app/js/helpers/iterator.js | 60 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 web-ui/app/js/helpers/iterator.js

(limited to 'web-ui/app/js/helpers/iterator.js')

diff --git a/web-ui/app/js/helpers/iterator.js b/web-ui/app/js/helpers/iterator.js
new file mode 100644
index 00000000..236c7a40
--- /dev/null
+++ b/web-ui/app/js/helpers/iterator.js
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2014 ThoughtWorks, Inc.
+ *
+ * Pixelated is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Pixelated is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+ */
+define(function () {
+  'use strict';
+
+  return Iterator;
+
+  function Iterator(elems, startingIndex) {
+
+    this.index = startingIndex || 0;
+    this.elems = elems;
+
+    this.hasPrevious = function () {
+      return this.index !== 0;
+    };
+
+    this.hasNext = function () {
+      return this.index < this.elems.length - 1;
+    };
+
+    this.previous = function () {
+      return this.elems[--this.index];
+    };
+
+    this.next = function () {
+      return this.elems[++this.index];
+    };
+
+    this.current = function () {
+      return this.elems[this.index];
+    };
+
+    this.hasElements = function () {
+      return this.elems.length > 0;
+    };
+
+    this.removeCurrent = function () {
+      var removed = this.current(),
+        toRemove = this.index;
+
+      if(!this.hasNext()) { this.index--; }
+      this.elems.remove(toRemove);
+      return removed;
+    };
+  }
+});
-- 
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