name: cargo install
author: David Tolnay
description: Fast `cargo install` action using a GitHub-based binary cache
inputs:
  crate:
    description: Name of crate as published to crates.io
    required: true
  bin:
    description: Name of binary; default = same as crate name
    required: false
runs:
  using: composite
  steps:
    - name: Determine cargo bin directory
      run: echo "::set-output name=dir::$(dirname $(which cargo))"
      shell: bash
      id: cargo
    - name: Download ${{inputs.bin || inputs.crate}}
      run: curl --output ${{steps.cargo.outputs.dir}}/${{inputs.bin || inputs.crate}} https://github.com/dtolnay/install/releases/download/${{inputs.crate}}/${{inputs.bin || inputs.crate}} --location --silent --show-error --fail
      shell: bash
    - name: Download ${{inputs.bin || inputs.crate}}.sig
      run: curl --output ${{runner.temp}}/${{inputs.bin || inputs.crate}}.sig https://github.com/dtolnay/install/releases/download/${{inputs.crate}}/${{inputs.bin || inputs.crate}}.sig --location --silent --show-error --fail
      shell: bash
    - name: Retrieve public key of signing key
      run: gpg --output ${{runner.temp}}/signing-key.gpg --yes --dearmor ${{github.action_path}}/signing-key.asc
      shell: bash
    - name: Verify gpg signature
      run: gpg --no-default-keyring --keyring ${{runner.temp}}/signing-key.gpg --trusted-key 830334D6A6010C41 --verify ${{runner.temp}}/${{inputs.bin || inputs.crate}}.sig ${{steps.cargo.outputs.dir}}/${{inputs.bin || inputs.crate}}
      shell: bash
    - name: Set executable bit
      run: chmod +x ${{steps.cargo.outputs.dir}}/${{inputs.bin || inputs.crate}}
      shell: bash