mutation.yml

name: mutation

on:
  schedule:
    # Run every Monday at 04:00 UTC. Stryker is slow (~5-15min on CI),
    # so we keep it out of the default PR pipeline.
    - cron: '0 4 * * 1'
  workflow_dispatch:

permissions:
  contents: read

jobs:
  mutate:
    runs-on: ubuntu-latest
    timeout-minutes: 60
    steps:
      - uses: actions/checkout@v6
      - uses: pnpm/action-setup@v6
      - uses: actions/setup-node@v6
        with:
          node-version: 22
          cache: 'pnpm'
      - name: Install dependencies
        run: pnpm install --frozen-lockfile
      - name: Prepare
        run: pnpm run dev:prepare
      - name: Build package
        run: pnpm run build:package
      - name: Mutate
        run: pnpm --filter evlog run mutate
      - name: Upload Stryker report
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: stryker-report
          path: packages/evlog/reports/mutation
          if-no-files-found: ignore
          retention-days: 14