rustup help toolchain
列出了以下子命令
SUBCOMMANDS:
list List installed toolchains
install Install or update a given toolchain
uninstall Uninstall a toolchain
link Create a custom toolchain by symlinking to a directory
help Prints this message or the help of the given subcommand(s)
我安装了以下工具链
stable-x86_64-unknown-linux-gnu (default)
nightly-2019-09-05-x86_64-unknown-linux-gnu
nightly-x86_64-unknown-linux-gnu
master
我试图为rust clippy解决一个问题,所以我必须安装主工具链.尽管stable设置为默认工具链,但我当前的工具链是master,我想切换回stable.如何在不卸载主工具链的情况下完成?
没有switch 子命令吗?