action.yml

name: 'git-checkout-ref'
description: 'action to handle that issue with github action defaults are not always passed in and are not dynamic'

inputs:
  ref:
    description: 'ref to use for checkouts'
    required: false
    default: "default"
    type: string
  default_branch:
    # NOTE: injected in with ${{ github.event.repository.default_branch }}
    description: 'default branch of the /calling/ project'
    required: false
    default: "main"
    type: string

outputs:
  ref:
    description: "checkout ref"
    value: ${{ steps.ref.outputs.ref }}

runs:
  using: "composite"
  steps:
      # adjust the path so scripts in this repo can be run
    - run: echo "${{ github.action_path }}" >> $GITHUB_PATH
      shell: bash

    - id: ref
      run: git-checkout-ref.sh
      shell: bash
      # handle when empty input is provided
      env:
        GHA_REF: ${{ inputs.ref }}
        GHA_DEFAULT_BRANCH: ${{ inputs.default_branch }}