name: rustup author: David Tolnay description: Install the Rust toolchain inputs: toolchain: description: Rust toolchain specification -- see https://rust-lang.github.io/rustup/concepts/toolchains.html#toolchain-specification required: true target: description: Target triple to install for this toolchain required: false components: description: Comma-separated list of components to be additionally installed required: false outputs: version: description: Version as reported by `rustc --version` value: ${{steps.rustc-version.outputs.version}} runs: using: composite steps: - id: target run: echo "::set-output name=flag::${{inputs.target && ' --target '}}${{inputs.target}}" shell: bash - id: components run: echo "::set-output name=flag::$(for c in ${components//,/ }; do echo -n ' --component' $c; done)" env: components: ${{inputs.components}} shell: bash - name: rustup toolchain install ${{inputs.toolchain}} run: rustup toolchain install ${{inputs.toolchain}}${{steps.target.outputs.flag}}${{steps.components.outputs.flag}} --profile minimal --no-self-update shell: bash - run: rustup default ${{inputs.toolchain}} shell: bash - id: rustc-version run: echo "::set-output name=version::$(rustc --version)" shell: bash - run: rustc --version shell: bash