get-previous-release-action

A Github Action for getting the previous (the one BEFORE the most recent) release tag from git and outputting that for use in other actions

Outputs

tag

The release tag of the previous release

Example usage

Basic

- name: Get previous release tag
  id: previous-release
  uses: actions/get-previous-release-action@v1

Updating the most recent release

update_release:
  name: Update Release
  runs-on: ubuntu-latest
  steps:
    - uses: actions/checkout@v2
      with:
        ref: main
        fetch-depth:
    - uses: rlespinasse/github-slug-action@v3.x
    - name: Get previous release tag
      id: previous-release
      uses: sammcoe/get-previous-release-action@v1
    - name: Generate Changelog
      id: changelog
      uses: metcalfc/changelog-generator@v1.0.0
      with:
        mytoken: ${{ secrets.GITHUB_TOKEN }}
        base-ref: ${{ steps.previous-release.output.release }}
    - name: Updating Release
      uses: ncipollo/release-action@v1.8.6
      with:
        body: |
          Changes in this Release: 
          ${{ steps.changelog.outputs.changelog }}

        token: ${{ secrets.GITHUB_TOKEN }}
        name: Release ${{ env.GITHUB_REF_SLUG }}
        allowUpdates: true