| var Stream = require('stream'); |
| if (process.env.READABLE_STREAM === 'disable' && Stream) { |
| module.exports = Stream; |
| exports = module.exports = Stream.Readable; |
| exports.Readable = Stream.Readable; |
| exports.Writable = Stream.Writable; |
| exports.Duplex = Stream.Duplex; |
| exports.Transform = Stream.Transform; |
| exports.PassThrough = Stream.PassThrough; |
| exports.Stream = Stream; |
| } else { |
| exports = module.exports = require('./lib/_stream_readable.js'); |
| exports.Stream = Stream || exports; |
| exports.Readable = exports; |
| exports.Writable = require('./lib/_stream_writable.js'); |
| exports.Duplex = require('./lib/_stream_duplex.js'); |
| exports.Transform = require('./lib/_stream_transform.js'); |
| exports.PassThrough = require('./lib/_stream_passthrough.js'); |
| } |