text: /**
   * Copyright (c) 2013-present, Facebook, Inc.
   * All rights reserved.
   *
   * This source code is licensed under the BSD-style license found in the
   * 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.
   *
   * @providesModule PhotosMimeType
   */
  const PhotosMimeType = {
    isImage(mimeString) {
      return getParts(mimeString)[0] === 'image';
    },
  
    isJpeg(mimeString) {
      const parts = getParts(mimeString);
      return PhotosMimeType.isImage(mimeString) && (
      // see http://fburl.com/10972194
      parts[1] === 'jpeg' || parts[1] === 'pjpeg');
    }
  };
  
  function getParts(mimeString) {
    return mimeString.split('/');
  }
  
  module.exports = PhotosMimeType;