1 files changed, 7 insertions, 0 deletions
diff --git a/node_modules/xtend/has-keys.js b/node_modules/xtend/has-keys.js
new file mode 100644
index 0000000..62391e7
--- /dev/null
+++ b/node_modules/xtend/has-keys.js
@@ -0,0 +1,7 @@
+module.exports = hasKeys
+
+function hasKeys(source) {
+    return source !== null &&
+        (typeof source === "object" ||
+        typeof source === "function")
+}