gmmorris · December 21, 2016 22:06 · Dec 21, 2016
diff --git a/diffObjects b/diffObjects
@@ -0,0 +1,23 @@
+function diffObjects (left, right) {
+  const leftKeys = Object.keys(left)
+  const rightKeys = Object.keys(right)
+  const keyDiff =  _.intersection(leftKeys, rightKeys)
+    .reduce((differentKeys, key) => {
+
+      if(_.isPlainObject(left[key]) && _.isPlainObject(right[key])) {
+        const diff = diffObjects(left[key], right[key])
+        if(diff !== true) {
+          differentKeys.push(key)
+        }
+      } else if(Array.isArray(left[key]) && Array.isArray(right[key])) {
+        if(_.difference(left[key], right[key]).length) {
+          differentKeys.push(key)
+        }
+      } else if (left[key] !== right[key]) {
+        differentKeys.push(key)
+      }
+      return differentKeys
+    }, _.difference(leftKeys, rightKeys))
+
+  return keyDiff.length ? keyDiff : true
+}