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1 files changed, 12 insertions, 0 deletions

diff --git a/node_modules/clean-css/lib/utils/clone-array.js b/node_modules/clean-css/lib/utils/clone-array.js
new file mode 100644
index 00000000..b95ee684
--- /dev/null
+++ b/node_modules/clean-css/lib/utils/clone-array.js
@@ -0,0 +1,12 @@
+function cloneArray(array) {
+  var cloned = array.slice(0);
+
+  for (var i = 0, l = cloned.length; i < l; i++) {
+    if (Array.isArray(cloned[i]))
+      cloned[i] = cloneArray(cloned[i]);
+  }
+
+  return cloned;
+}
+
+module.exports = cloneArray;