WIP - add extractor, generate snippet_data

node_modules/fbjs/lib/monitorCodeUse.js.flow

@@ -0,0 +1,24 @@
+/**
+ * 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.
+ *
+ * @providesModule monitorCodeUse
+ */
+'use strict';
+
+var invariant = require("./invariant");
+/**
+ * Provides open-source compatible instrumentation for monitoring certain API
+ * uses before we're ready to issue a warning or refactor. It accepts an event
+ * name which may only contain the characters [a-z0-9_] and an optional data
+ * object with further information.
+ */
+
+
+function monitorCodeUse(eventName, data) {
+  invariant(eventName && !/[^a-z0-9_]/.test(eventName), 'You must provide an eventName using only the characters [a-z0-9_]');
+}
+
+module.exports = monitorCodeUse;