1 files changed, 19 insertions, 0 deletions
diff --git a/node_modules/algoliasearch/src/merge.js b/node_modules/algoliasearch/src/merge.js
new file mode 100644
index 00000000..99a32d75
--- /dev/null
+++ b/node_modules/algoliasearch/src/merge.js
@@ -0,0 +1,19 @@
+var foreach = require('foreach');
+
+module.exports = function merge(destination/* , sources */) {
+  var sources = Array.prototype.slice.call(arguments);
+
+  foreach(sources, function(source) {
+    for (var keyName in source) {
+      if (source.hasOwnProperty(keyName)) {
+        if (typeof destination[keyName] === 'object' && typeof source[keyName] === 'object') {
+          destination[keyName] = merge({}, destination[keyName], source[keyName]);
+        } else if (source[keyName] !== undefined) {
+          destination[keyName] = source[keyName];
+        }
+      }
+    }
+  });
+
+  return destination;
+};