问小程序上传测试代码报错"code":-1,"reason":"npm ERR!？

{"code":-1,"reason":"npm ERR! Unexpected end of input at 1:40721 npm ERR! -karma\":\"latest\",\"grunt-nuget\":\"latest\",\"grunt-benchmark\":\"latest\",\"g npm ERR! ^ npm ERR! A complete log of this run can be found in: npm ERR! /hom"}