@loaders.gl/core/src/utils/globals.js

Framework-independent loaders for 3D graphics formats

// Copyright (c) 2015 - 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

// Purpose: include this in your module to avoids adding dependencies on
// micro modules like 'global' and 'is-browser';

/* eslint-disable no-restricted-globals */
/* global process, window, global, document */
const isBrowser =
  typeof process !== 'object' || String(process) !== '[object process]' || process.browser;

/* global self, window, global, document */
const globals = {
  self: typeof self !== 'undefined' && self,
  window: typeof window !== 'undefined' && window,
  global: typeof global !== 'undefined' && global,
  document: typeof document !== 'undefined' && document
};

const self_ = globals.self || globals.window || globals.global;
const window_ = globals.window || globals.self || globals.global;
const global_ = globals.global || globals.self || globals.window;
const document_ = globals.document || {};

export {isBrowser, self_ as self, window_ as window, global_ as global, document_ as document};

// Extract node version
const matches =
  typeof process !== 'undefined' && process.version && process.version.match(/v([0-9]*)/);
export const nodeVersion = (matches && parseFloat(matches[1])) || 0;