message: exclude __tests__ and __mocks__ from flow
diff: @@ -49,8 +49,8 @@ const raiseIssueAboutPaths = (
  };
  const newJsFiles = danger.git.created_files.filter(path => path.endsWith('js'));
  -const isNotInTestFiles = path => !includes(path, '__tests__')
  - || !includes(path, '__mocks__');
  +const isNotInTestFiles = path => !(includes(path, '__tests__')
  + || includes(path, '__mocks__'));
  // New JS files should have the FB copyright header + flow
  const facebookLicenseHeaderComponents = [
  