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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/fbjs/lib/PhotosMimeType.js
"use strict"; /** * Copyright (c) 2013-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. * */ var PhotosMimeType = { isImage: function isImage(mimeString) { return getParts(mimeString)[0] === 'image'; }, isJpeg: function isJpeg(mimeString) { var 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;