rustup-component
Modify a toolchain's installed components.
TLDR
Add a component to a toolchain
$ rustup component add --toolchain [toolchain] [component]
Remove a component from a toolchain
$ rustup component remove --toolchain [toolchain] [component]
List installed and available components for a toolchain
$ rustup component list --toolchain [toolchain]
List installed components for a toolchain
$ rustup component list --toolchain [toolchain] --installed
