action.yml

# action.yml
name: "Delete old branches"
description: "Delete branches which are older than certain period of time"
author: "Markos Chandras"
inputs:
  repo_token:
    description: "The GITHUB_TOKEN secret"
    required: true
  date:
    description: "A git-log compatible date format"
    required: true
  dry_run:
    description: "Run in dry-run mode so no branches are deleted"
    required: false
    default: true
  delete_tags:
    description: "Also look for tags to delete"
    required: false
    default: false
  minimum_tags:
    description: "Minimum number of tags to keep"
    required: false
    default: false
  default_branches:
    description: "Default branch(es) to exclude"
    required: false
    default: main,master
  extra_protected_branch_regex:
    description: "grep extended (ERE) compatible regex for additional branches to exclude"
    required: false
    default: '^$'
  extra_protected_tag_regex:
    description: "grep extended (ERE) compatible regex for additional tags to exclude"
    required: false
    default: '^$'
  exclude_open_pr_branches:
    description: "Exclude branches that have an open pull request"
    required: false
    default: true
outputs:
  was_dry_run:
    description: "Ran in dry-run mode so no branches were deleted"
  deleted_branches:
    description: "List of branches that were deleted"
runs:
  using: "composite"
  steps:
    - shell: bash
      run: |
        export INPUT_REPO_TOKEN="${{ inputs.repo_token }}"
        export INPUT_DATE="${{ inputs.date }}"
        export INPUT_DRY_RUN="${{ inputs.dry_run }}"
        export INPUT_DELETE_TAGS="${{ inputs.delete_tags }}"
        export INPUT_MINIMUM_TAGS="${{ inputs.minimum_tags }}"
        export INPUT_DEFAULT_BRANCHES="${{ inputs.default_branches }}"
        export EXCLUDE_BRANCH_REGEX="${{ inputs.extra_protected_branch_regex }}"
        export EXCLUDE_TAG_REGEX="${{ inputs.extra_protected_tag_regex }}"
        export INPUT_EXCLUDE_OPEN_PR_BRANCHES="${{ inputs.exclude_open_pr_branches }}"
        ${{ github.action_path }}/delete-old-branches.sh