1 files changed, 78 insertions, 0 deletions
diff --git a/services/sync/tps/extensions/mozmill/resource/stdlib/arrays.js b/services/sync/tps/extensions/mozmill/resource/stdlib/arrays.js
new file mode 100644
index 000000000..c70a262c9
--- /dev/null
+++ b/services/sync/tps/extensions/mozmill/resource/stdlib/arrays.js
@@ -0,0 +1,78 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var EXPORTED_SYMBOLS = ['inArray', 'getSet', 'indexOf',
+                        'remove', 'rindexOf', 'compare'];
+
+
+function remove(array, from, to) {
+  var rest = array.slice((to || from) + 1 || array.length);
+  array.length = from < 0 ? array.length + from : from;
+
+  return array.push.apply(array, rest);
+}
+
+function inArray(array, value) {
+  for (var i in array) {
+    if (value == array[i]) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+function getSet(array) {
+  var narray = [];
+
+  for (var i in array) {
+    if (!inArray(narray, array[i])) {
+      narray.push(array[i]);
+    }
+  }
+
+  return narray;
+}
+
+function indexOf(array, v, offset) {
+  for (var i in array) {
+    if (offset == undefined || i >= offset) {
+      if (!isNaN(i) && array[i] == v) {
+        return new Number(i);
+      }
+    }
+  }
+
+  return -1;
+}
+
+function rindexOf (array, v) {
+  var l = array.length;
+
+  for (var i in array) {
+    if (!isNaN(i)) {
+      var i = new Number(i);
+    }
+
+    if (!isNaN(i) && array[l - i] == v) {
+      return l - i;
+    }
+  }
+
+  return -1;
+}
+
+function compare (array, carray) {
+  if (array.length != carray.length) {
+    return false;
+  }
+
+  for (var i in array) {
+    if (array[i] != carray[i]) {
+      return false;
+    }
+  }
+
+  return true;
+}