ci-on-pr.yaml

name: CI (pull request)

on:
  pull_request:
    branches: ['**']
    paths:
      - .github/**
      - ccHFM/**
  workflow_dispatch:
  repository_dispatch:

jobs:
  merge-check:
    name: Merge check
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v2
        with:
          fetch-depth: 2 # to compute the differences

      - name: Debug dump
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
        run: |
          echo "Where am I: $GITHUB_REF, $GITHUB_SHA"
          git log

      - name: Run static analysis tool
        uses: ./.github/actions/pds-companion
        with:
          script: |
            # fail on first error
            set -Eeuo pipefail

            # compute difference
            readarray -d "" pr_files < <(git diff-tree -z --no-commit-id --name-only --diff-filter=AM -r HEAD~1 HEAD -- ccHFM/)
            if (( "${#pr_files[@]}" == 0 )) ; then
              echo "No mod files to test."
              exit
            fi

            echo   "## PR: fresh mod files ##"
            printf "    %q\n" "${pr_files[@]}"

            # the static analysis tool uses these for finer analysis
            scaffolding=(ccHFM/common/cb_types.txt)

            # run static analysis
            vic2-companion --color=always --heartbeat --whitelist --remarks=opinion "${scaffolding[@]}" "${pr_files[@]}"