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

runs:
  using: composite
  steps:
    - name: rustup toolchain install ${{inputs.toolchain}}
      run: rustup toolchain install ${{inputs.toolchain}} --profile minimal --no-self-update
      shell: bash
    - run: rustup default ${{inputs.toolchain}}
      shell: bash