action.yaml

name: "Normalize branch name"
description: "Normalize branch name"
outputs:
  normalized_branch_name:
    description: 14 character branch identifier (0000-thebranch)
    value: ${{ steps.normalize_branch_name.outputs.normalized_branch_name }}
runs:
  using: "composite"
  steps:
    - id: normalize_branch_name
      shell: bash
      run: |
        branch=$(git rev-parse --abbrev-ref HEAD)
        stripped=$(echo $branch | sed -e 's/[^a-zA-Z0-9-]//g' | tr '[:upper:]' '[:lower:]')
        starting_from_jira_ref=$(echo $stripped | sed -n 's/.*\([0-9]\{4,\}.*\)/\1/p')
        with_fallback=${starting_from_jira_ref:-$stripped}
        chopped=$(echo $with_fallback | head -c 14)
        echo "normalized_branch_name=$chopped" >> $GITHUB_OUTPUT