format.yaml

name: Format

on:
  workflow_call:

jobs:
  format_check:
    name: Verify Rider formatting
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup .NET
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: '8.0.x'

      - name: Install JetBrains ReSharper Global Tools (jb)
        run: |
          dotnet tool install --global JetBrains.ReSharper.GlobalTools
          echo "$HOME/.dotnet/tools" >> "$GITHUB_PATH"

      - name: Run Rider cleanup (dry-check via diff)
        run: |
          jb cleanupcode \
            --profile="Built-in: Reformat Code" \
            --no-build \
            --verbosity=WARN \
            --include="**/*.cs" \
            --exclude="**/bin/**" \
            --exclude="**/obj/**" \
            --exclude="**/.idea/**" \
            .

      - name: Detect formatting changes (code files only)
        id: diff
        run: |
          LIST_FILE="$RUNNER_TEMP/files_needing_format.txt"
          CHANGED="$(git status --porcelain --untracked-files=no -- '*.cs' '*.csproj' '*.sln' | awk '{print $2}' | sort -u)"
          if [[ -n "$CHANGED" ]]; then
            echo "changed=true" >> "$GITHUB_OUTPUT"
            echo "$CHANGED" | tee "$LIST_FILE"
            echo "list_file=$LIST_FILE" >> "$GITHUB_OUTPUT"
          else
            echo "changed=false" >> "$GITHUB_OUTPUT"
            echo "list_file=" >> "$GITHUB_OUTPUT"
          fi

      - name: Summarize unformatted files
        if: steps.diff.outputs.changed == 'true'
        run: |
          {
            echo "### ❌ Formatting check failed"
            echo
            echo "The following code files are not formatted properly:"
            echo
            echo '```'
            cat "${{ steps.diff.outputs.list_file }}"
            echo '```'
            echo
            echo "➡️ Run Rider **Code Cleanup** (Built-in: *Reformat Code*) locally and commit."
          } >> "$GITHUB_STEP_SUMMARY"

      - name: Annotate files in Checks UI
        if: steps.diff.outputs.changed == 'true'
        run: |
          while IFS= read -r f; do
            echo "::error file=$f,title=Not formatted::Run Rider Code Cleanup (Built-in: Reformat Code) and commit."
          done < "${{ steps.diff.outputs.list_file }}"

      - name: Revert any changes (always clean workspace)
        if: always()
        run: |
          git restore --staged .
          git checkout -- .
          git clean -fd

      - name: Fail job if formatting needed
        if: steps.diff.outputs.changed == 'true'
        run: exit 1