ipfs/src/core/components/ping.js

JavaScript implementation of the IPFS specification

'use strict'

const promisify = require('promisify-es6')
const pull = require('pull-stream/pull')

module.exports = function ping (self) {
  return promisify((peerId, opts, callback) => {
    if (typeof opts === 'function') {
      callback = opts
      opts = {}
    }

    pull(
      self.pingPullStream(peerId, opts),
      pull.collect(callback)
    )
  })
}