Bump to v4.0.0.

omitBy.js

@@ -0,0 +1,29 @@
+import baseIteratee from './internal/baseIteratee';
+import basePickBy from './internal/basePickBy';
+
+/**
+ * The opposite of `_.pickBy`; this method creates an object composed of the
+ * own and inherited enumerable properties of `object` that `predicate`
+ * doesn't return truthy for.
+ *
+ * @static
+ * @memberOf _
+ * @category Object
+ * @param {Object} object The source object.
+ * @param {Function|Object|string} [predicate=_.identity] The function invoked per property.
+ * @returns {Object} Returns the new object.
+ * @example
+ *
+ * var object = { 'a': 1, 'b': '2', 'c': 3 };
+ *
+ * _.omitBy(object, _.isNumber);
+ * // => { 'b': '2' }
+ */
+function omitBy(object, predicate) {
+  predicate = baseIteratee(predicate);
+  return basePickBy(object, function(value) {
+    return !predicate(value);
+  });
+}
+
+export default omitBy;