next-ucap-messenger/config/enviroment.ts

import * as Path from 'path';

const projectRoot = Path.dirname(__dirname);
const channel = process.env.NODE_ENV;

const s = JSON.stringify;

export function getEnviroments() {
  return {
    __DARWIN__: process.platform === 'darwin',
    __WIN32__: process.platform === 'win32',
    __LINUX__: process.platform === 'linux',
    __DEV__: channel === 'development',
    'process.platform': s(process.platform),
    'process.env.NODE_ENV': s(process.env.NODE_ENV || 'development'),
    'process.env.TEST_ENV': s(process.env.TEST_ENV),
  };
}