Bump to v4.0.0.

internal/baseInvoke.js

@@ -0,0 +1,28 @@
+import apply from './apply';
+import baseToPath from './baseToPath';
+import isKey from './isKey';
+import last from '../last';
+import parent from './parent';
+
+/**
+ * The base implementation of `_.invoke` without support for individual
+ * method arguments.
+ *
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {Array|string} path The path of the method to invoke.
+ * @param {Array} args The arguments to invoke the method with.
+ * @returns {*} Returns the result of the invoked method.
+ */
+function baseInvoke(object, path, args) {
+  if (!isKey(path, object)) {
+    path = baseToPath(path);
+    object = parent(object, path);
+    path = last(path);
+  }
+  var func = object == null ? object : object[path];
+  return func == null ? undefined : apply(func, object, args);
+}
+
+export default baseInvoke;