Use Immutable instead of lodash for mergeDefaults

1 files changed, 11 insertions, 9 deletions

diff --git a/lib/utils/mergeDefaults.js b/lib/utils/mergeDefaults.js
index c9db640..47a374b 100644
--- a/lib/utils/mergeDefaults.js
+++ b/lib/utils/mergeDefaults.js
@@ -1,14 +1,16 @@
-var _ = require('lodash');
+var Immutable = require('immutable');
 
-function customizer(objValue, srcValue) {
-    // Ensure dates and arrays are not recursively merged
-    if (!_.isObject(objValue)) {
-        return objValue;
-    }
+/**
+ * Merge
+ * @param  {Object|Map} obj
+ * @param  {Object|Map} src
+ * @return {Object}
+ */
+function mergeDefaults(obj, src) {
+    var objValue = Immutable.fromJS(obj);
+    var srcValue = Immutable.fromJS(src);
 
-    return mergeDefaults(objValue, srcValue);
+    return srcValue.mergeDeep(objValue).toJS();
 }
 
-var mergeDefaults = _.partialRight(_.mergeWith, customizer);
-
 module.exports = mergeDefaults;