Fetch package metadata of a version from the npm registry. If you need metadata of all versions, use packument.
const getPackage = require('packument-package') // Defaults to latest getPackage('levelup', function (err, pkg) { if (err) throw err console.log(pkg.version) }) getPackage('levelup', '~2.0.0', function (err, pkg) { if (err) throw err console.log(pkg.version) })Callback receives an error if any, a package object and response headers. Options:
version: either a dist tag (latest), version (1.2.3) or range (~1.2.3).
Other options are passed to packument.
Preconfigure the function. Useful for setting defaults or adding a cache:
const memoize = require('thunky-with-args') const packument = memoize(require('packument').factory({ keepAlive: true })) const getPackage = require('packument-package').factory(packument) getPackage('levelup', '~2.0.2', (err, pkg) => { // It will make only one request }) getPackage('levelup', '^1.3.0', (err, pkg) => { // Subsequent calls for the same package are cached })With npm do:
npm install packument-package MIT © Vincent Weevers