name: Pull Request Label Validation

on:
  pull_request:
    branches:
      - trunk
    types:
      - labeled
      - unlabeled
      - opened
      - reopened
      - synchronize
      - edited

env:
  LABELS: ${{ join( github.event.pull_request.labels.*.name, ' ' ) }}

jobs:
  check-type-label:
    name: Check [Type] Label
    runs-on: ubuntu-latest
    steps:
      - if: contains( env.LABELS, 'type' ) == false && contains( env.LABELS, 'skip-changelog' ) == false
        run: exit 1