ci.yml

name: ci

on:
  push:
    branches: "main"

  pull_request:
    branches: "*"

jobs:
  dot_deno_version:
    runs-on: ubuntu-22.04
    outputs:
      value: ${{ steps.dot_deno_version.outputs.value }}
    steps:
      - uses: actions/checkout@v4
      - id: dot_deno_version
        run: |
          echo "value=$(cat .deno-version)" >> "${GITHUB_OUTPUT}"

  make:
    runs-on: "${{ matrix.os }}"
    needs: dot_deno_version
    name: "${{ matrix.os }}: make ${{ matrix.target }} w/ deno ${{ matrix.deno_version }}"

    strategy:
      fail-fast: false
      matrix:
        os:
          - "ubuntu-20.04"
          - "ubuntu-22.04"
          - "macos-13"
          - "macos-14"
        target:
          - "clean all"
          - "test"
          - "docker-test"
          - "docker-output-test"
        deno_version:
          - "not installed"
          - "1.0.0"
          - "${{ needs.dot_deno_version.outputs.value }}"
          - "^1"
        exclude:
          # don't run target "docker-output-test" with deno_version "not installed"
          - deno_version: "not installed"
            target: "docker-output-test"
          # otherwise, run on linux

          # deno 1.0.0 was never released for macos
          - os: "macos-13"
            deno_version: "1.0.0"
          - os: "macos-14"
            deno_version: "1.0.0"

          # only run target "test" on macos
          - os: "macos-13"
            target: "clean all"
          - os: "macos-13"
            target: "docker-test"
          - os: "macos-13"
            target: "docker-output-test"
          - os: "macos-14"
            target: "clean all"
          - os: "macos-14"
            target: "docker-test"
          - os: "macos-14"
            target: "docker-output-test"

    steps:
      - id: needs_deno_installed
        name: Check whether to install deno before
        shell: bash
        run: |
          set -euo pipefail
          IFS=$'\n\t'
          if [[ "${{ matrix.deno_version }}" == "not installed" ]]; then
            echo "value=false" >> "${GITHUB_OUTPUT}"
          else
            echo "value=true" >> "${GITHUB_OUTPUT}"
          fi


      - uses: actions/checkout@v4

      - name: Delete any deno binaries on PATH
        if: steps.needs_deno_installed.outputs.value == 'false'
        shell: bash
        run: |
          set -euo pipefail
          IFS=$'\n\t'

          delete_next_deno() {
            local deno_path
            deno_path="$(command -v deno || :)"
            if [[ -z "${deno_path}" ]]; then
              return 1
            fi
            if ! [[ -x "${deno_path}" ]]; then
              return 1
            fi
            echo "deleting ${deno_path}"
            rm -f "${deno_path}"
          }

          while delete_next_deno; do
            :
          done

          ! deno --version

      - name: Setup deno ${{ matrix.deno-version }}
        if: steps.needs_deno_installed.outputs.value == 'true'
        uses: denoland/setup-deno@v1
        with:
          deno-version: ${{ matrix.deno-version }}

      - name: Run "make ${{ matrix.target }}"
        run: make ${{ matrix.target }}