1'use strict' 2module.exports = isRegistry 3 4function isRegistry (req) { 5 if (req == null) return false 6 // modern metadata 7 if ('registry' in req) return req.registry 8 // legacy metadata 9 if (req.type === 'range' || req.type === 'version' || req.type === 'tag') return true 10 return false 11} 12