查看“安装yarn”的源代码

=debian10=
<pre>
#要先安装 gpg  curl etc  
curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list


 apt update &&  apt install yarn

#这样默认的node 版本
s:~# node -v 
v10.15.2

</pre>



[https://yarn.bootcss.com/docs/install/#debian-stable yarn安装]