packager: enable @flow in node-haste types.js

Reviewed By: cpojer

Differential Revision: D4377132

fbshipit-source-id: 5a1c0fb34c85974135c326065fd0c54f44282286

react-packager/src/ModuleGraph/node-haste/node-haste.js

@@ -78,6 +78,7 @@ exports.createResolveFn = function(options: ResolveOptions): ResolveFn {
         dirExists: filePath => hasteFS.dirExists(filePath),
         entryPath: '',
         extraNodeModules,
+        /* $FlowFixMe: object is missing matchFiles method */
         hasteFS,
         hasteMap,
         helpers,

react-packager/src/node-haste/types.js

@@ -6,7 +6,9 @@
  * LICENSE file in the root directory of this source tree. An additional grant
  * of patent rights can be found in the PATENTS file in the same directory.
  *
+ * @flow
  */
+
 'use strict';
 
 // TODO(cpojer): Create a jest-types repo.