PeerTube/client/webpack.config.js

switch (process.env.NODE_ENV) {
  case 'prod':
  case 'production':
    module.exports = require('./config/webpack.prod')({env: 'production'})
    break

  case 'test':
  case 'testing':
    module.exports = require('./config/webpack.test')({env: 'test'})
    break

  case 'dev':
  case 'development':
  default:
    module.exports = require('./config/webpack.dev')({env: 'development'})
}