puppeteer/packages/puppeteer-core/src/environment.ts

/**
 * Copyright 2020 Google Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @internal
 */
export const isNode = !!(typeof process !== 'undefined' && process.version);

/**
 * @internal
 */
export const DEFERRED_PROMISE_DEBUG_TIMEOUT =
  typeof process !== 'undefined' &&
  typeof process.env['PUPPETEER_DEFERRED_PROMISE_DEBUG_TIMEOUT'] !== 'undefined'
    ? Number(process.env['PUPPETEER_DEFERRED_PROMISE_DEBUG_TIMEOUT'])
    : -1;