npm install @hyperswarm/replicator

const replicate = require('@hyperswarm/replicator')

const swarm = replicate(aHypercore, {
  live: true // passed to .replicate
})

// swarm is a hyperswarm instance that replicates the passed in instance

{
  live: bool, // passed to .replicate
  upload: bool, // passed to .replicate
  download: bool, // passed to .replicate
  encrypt: bool, // passed to .replicate
  discoveryKey: <buf>, // optionally set your own discovery key
  announce: true, // should the swarm announce you?
  lookup: true, // should the swarm do lookups for you?
  keyPair: { publicKey, secretKey }, // noise keypair used for the connection
  onauthenticate (remotePublicKey, done) // the onauthenticate hook to verify remote key pairs
}