npm WARN notice Due to a recent security incident, all user tokens have been invalidated. Please see https://status.npmjs.org/incidents/dn7c1fgrr7ng for more details. To generate a new token, visit https://www.npmjs.com/settings/~/tokensor run “npm login”.
或者
Unexpected end of JSON input while parsing near ‘…ps://registry.npmjs.o’
解决方法：
npm set registry https://registry.npmjs.org/
文章最初发布在简书，时间为 2018.07.20 17:09 。