automerge.yml

name: AutoMerge

on:
  pull_request:
    # https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request
    types: [opened, reopened, labeled, synchronize]
  schedule:
    # The cron job is just a fallback.
    # The "stopwatch" functionality that we have implemented should
    # ensure that an AutoMerge merge job is run at least every 8 minutes.
    # Therefore, it's sufficient for us to run the fallback job infrequently.
    # We will choose to run the fallback job every 4 hours.
    - cron:  '0 */4 * * *'
  workflow_dispatch:

env:
    JULIA_PKG_USE_CLI_GIT: true
    # We only need the merging token
    # if we are on the master branch and running either a workflow dispatch
    # (possibly from the stopwatch mechanism) or a scheduled job.
    # See also the same logic inside RegistryCI:
    # https://github.com/JuliaRegistries/RegistryCI.jl/blob/ee1d7cdb165202f4f3929a122c3188fbdd7afc16/src/AutoMerge/ciservice.jl#L53-L67
    NEED_MERGE_TOKEN: ${{ github.ref == 'refs/heads/master' && (github.event_name == 'schedule' || github.event_name == 'workflow_dispatch') }}

jobs:
  AutoMerge:
    # Run if:
    # - not from a PR event
    # - or it is from a PR event AND it is not from a fork, AND either:
    #      - we are not triggered by a label OR
    #      - we are triggered by a label, and that label is one that affects the execution of the workflow
    # Note: since the label contains a colon, we need to use a workaround like https://github.com/actions/runner/issues/1019#issuecomment-810482716
    # for the syntax to parse correctly.
    if: "${{ github.event_name != 'pull_request' || (github.repository == github.event.pull_request.head.repo.full_name && (github.event.action != 'labeled' || (github.event.action == 'labeled' && (github.event.label.name == 'Override AutoMerge: name similarity is okay' || github.event.label.name == 'Override AutoMerge: package author approved')))) }}"
    timeout-minutes: 60
    runs-on: ${{ matrix.os }}
    concurrency:
      # Skip intermediate builds: always.
      # Cancel intermediate builds: only pull request builds
      group: automerge-${{ github.ref }}
      cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
    strategy:
      matrix:
        version:
          - '1.11'
        os:
          - ubuntu-latest
        arch:
          - x64
    steps:
      # For debugging purposes, we print this value first
      - name: Print env variable NEED_MERGE_TOKEN
        run: echo "NEED_MERGE_TOKEN=$NEED_MERGE_TOKEN"
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
        with:
          version: ${{ matrix.version }}
      - name: Cache artifacts
        uses: julia-actions/cache@824243901fb567ccb490b0d0e2483ccecde46834 # v2.0.5
      - run: write(ENV["GITHUB_OUTPUT"], "manifest_version=$(VERSION.major).$(VERSION.minor)")
        shell: julia --color=yes --project=.ci/ {0}
        id: manifest_version
      - run: echo "The manifest is .ci/Manifest-v${{ steps.manifest_version.outputs.manifest_version }}.toml"
      - run: rm -rf .ci/Manifest.toml
      - run: mv .ci/Manifest-v${{ steps.manifest_version.outputs.manifest_version }}.toml .ci/Manifest.toml
      - run: rm -rf .ci/Manifest-*.toml
      - run: chmod 400 .ci/Project.toml
      - run: chmod 400 .ci/Manifest.toml
      - run: julia --color=yes -e 'import Pkg; Pkg.Registry.add("General")'
        env:
          JULIA_PKG_SERVER: ""
      - run: julia --color=yes -e 'import Pkg; Pkg.Registry.update()'
      - run: .ci/instantiate.sh
      - run: julia --color=yes --project=.ci/ -e 'import Pkg; Pkg.precompile()'
      - name: AutoMerge.run
        env:
          MERGE_NEW_PACKAGES: true
          MERGE_NEW_VERSIONS: true
          AUTOMERGE_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          # populate the actual token below only if `NEED_MERGE_TOKEN` is true, otherwise pass the empty string
          # this uses the ternary syntax: https://docs.github.com/en/actions/learn-github-actions/expressions#example
          AUTOMERGE_TAGBOT_TOKEN: ${{ env.NEED_MERGE_TOKEN == 'true' && secrets.TAGBOT_TOKEN || '' }}
          JULIA_DEBUG: RegistryCI,AutoMerge
        run: |
          using RegistryCI
          using Dates

          RegistryCI.AutoMerge.run(
            merge_new_packages = ENV["MERGE_NEW_PACKAGES"] == "true",
            merge_new_versions = ENV["MERGE_NEW_VERSIONS"] == "true",
            new_package_waiting_period = Day(3),
            new_jll_package_waiting_period = Minute(20),
            new_version_waiting_period = Minute(10),
            new_jll_version_waiting_period = Minute(10),
            registry = "JuliaRegistries/General",
            tagbot_enabled = true,
            authorized_authors = String["JuliaRegistrator"],
            authorized_authors_special_jll_exceptions = String["jlbuild"],
            suggest_onepointzero = false,
            additional_statuses = String[],
            additional_check_runs = String[],
            check_license = true,
            public_registries = String[
              "https://github.com/HolyLab/HolyLabRegistry",
              "https://github.com/cossio/CossioJuliaRegistry"
            ],
            point_to_slack = true,
            check_breaking_explanation = true,
          )
        shell: julia --color=yes --project=.ci/ {0}
  AutoMerge-stopwatch:
    timeout-minutes: 20
    if: github.event_name != 'pull_request' || github.repository == github.event.pull_request.head.repo.full_name
    environment: stopwatch
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
        with:
          version: '1.11'
      - name: Cache artifacts
        uses: julia-actions/cache@824243901fb567ccb490b0d0e2483ccecde46834 # v2.0.5
      - run: write(ENV["GITHUB_OUTPUT"], "manifest_version=$(VERSION.major).$(VERSION.minor)")
        shell: julia --color=yes --project=.ci/ {0}
        id: manifest_version
      - run: rm -rf .ci/Manifest.toml
      - run: mv .ci/Manifest-v${{ steps.manifest_version.outputs.manifest_version }}.toml .ci/Manifest.toml
      - run: rm -rf .ci/Manifest-*.toml
      - run: chmod 400 .ci/Project.toml
      - run: chmod 400 .ci/Manifest.toml
      - run: julia --color=yes -e 'import Pkg; Pkg.Registry.add("General")'
        env:
          JULIA_PKG_SERVER: ""
      - run: julia --color=yes -e 'import Pkg; Pkg.Registry.update()'
      - run: .ci/instantiate.sh
      - run: julia --color=yes --project=.ci/ -e 'import Pkg; Pkg.precompile()'
      - run: julia --project=.ci/ .ci/stopwatch.jl
        env:
          AUTOMERGE_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          AUTOMERGE_TAGBOT_TOKEN: ${{ secrets.TAGBOT_TOKEN }}