const Resolver = require('resolve-npm-dependency-graph')
const RegistryLoader = require('resolve-npm-dependency-graph.registry-loader')
 
const loader = RegistryLoader.createLoader()
const client = new Resolver.Client({ packageMetadataLoader: loader })
 
// load the dependency graph of fastify
;(async () => {
  const npmPkg = await client.load('fastify@latest')
})()