What is duplexify?
"Turn a writable and readable stream into a streams2 duplex stream with support for async initialization and streams1/streams2 input"
duplexify is used to facilitate high-performance Node.js workflows. It provides a slim footprint of 17.9 KB on disk.
Installation Guide
# Install via NPM
npm install duplexify
# Install via Yarn
yarn add duplexify