release.yml

name: Release
on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+-**'
    branches:
      - 'release-test-[0-9]+.[0-9]+.[0-9]+'

jobs:

  # This job is responsible for creating the release _once_ for each tag.
  create-release:
    name: Create release
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Get release version
        run: |
          echo "Ref: $GITHUB_REF"
          ref_no_tag=${GITHUB_REF#refs/tags/}
          echo "No tag: $ref_no_tag"
          protofish_version=${ref_no_tag#refs/heads/release-test-}

          echo "Final: $protofish_version"
          echo "PROTOFISH_VERSION=${protofish_version}" >> $GITHUB_ENV
          echo "Version: ${{ env.PROTOFISH_VERSION }}"


          if [[ $GITHUB_REF == *"release-test"* ]]; then
            echo "Release test"
            echo "REAL_RELEASE=false" >> $GITHUB_ENV
          else
            echo "Normal release"
            echo "REAL_RELEASE=true" >> $GITHUB_ENV
          fi

      - name: Version check
        run: |
          toml_version="$(head Cargo.toml | grep "^version" | sed 's/.*"\(.*\)".*/\1/')"
          if [ "$toml_version" != "${{ env.PROTOFISH_VERSION }}" ]; then
            echo "Version mismatch!"
            echo "Tag:   ${{ env.PROTOFISH_VERSION }}"
            echo "Crate: $toml_version"
            exit 1
          else
            echo "TOML and Git versions match"
          fi

      - name: Install toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
          override: true

      - name: Environment
        run: |
          cargo --version
          rustc --version

      - name: Test release
        run: |
          cargo test --release

      - name: Publish to crates.io
        if: env.REAL_RELEASE == 'true'
        run: |
          cargo publish --token "${{ secrets.crates_io }}"