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+/**
+ * Copyright (c) 2014-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+export default function (context) {
+ const plugin = {
+ visitor: require("./visit").getVisitor(context),
+ };
+
+ // Some presets manually call child presets, but fail to pass along the
+ // context object. Out of an abundance of caution, we verify that it
+ // exists first to avoid causing unnecessary breaking changes.
+ const version = context && context.version;
+
+ // The "name" property is not allowed in older versions of Babel (6.x)
+ // and will cause the plugin validator to throw an exception.
+ if (version && parseInt(version, 10) >= 7) {
+ plugin.name = "regenerator-transform";
+ }
+
+ return plugin;
+}