on: pull_request
name: Go Compat

jobs:
  unit:
    runs-on: ubuntu-latest
    name: API Compatibility (go ${{ matrix.go }})
    steps:
      - uses: actions/checkout@v2
      - name: Fetching merge base (${{ env.GITHUB_BASE_REF }})
        run: git fetch --depth=1 origin "$GITHUB_BASE_REF"
      - uses: actions/setup-go@v2
        with:
          go-version: 1.16.x
      - name: Go information
        run: |
          go version
          go env
      - name: Install Compat Check
        run: go install github.com/smola/gocompat/cmd/gocompat@8498b97a44792a3a6063c47014726baa63e2e669 # 2021.7 (v0.3.0)
      - name: Checking Compatibility
        run: |
          gocompat compare --go1compat --git-refs="$GITHUB_BASE_REF..$GITHUB_SHA" ./...