action.yml

name: Compute Tag
description: Compute the next tag based on the previous tag and the version scheme
author: Craig Day
branding:
  color: purple
  icon: tag

runs:
  using: node20
  main: action.js

inputs:
  github_token:
    description: A Github token for the repo, usually `{{ github.token }}`.
    required: true
  tag:
    description: >
      A manual tag to compute the next version of. If not specified, it will fetch the most recent
      tag for the repo.
    required: false
  branch:
    description: >
      The branch to find compute the tag for. This requires iteration of all tags for the repo and
      the commits for the branch to find a tag for a commit on the branch. For large repositories
      this can be very slow. It is highly recommended that `github_token` be supplied to prevent
      rate limit errors when searching.
    required: false
  tag_fetch_depth:
    description: The number of most recent tags to fetch when attempting to find a match on the branch.
    required: false
    default: 10
  version_scheme:
    description: The versioning scheme to use. Currently only supports `continuous` or `semantic`.
    required: false
    default: semantic
  version_type:
    description: Is this a major, minor, patch, or prerelease bump?
    required: false
    default: prerelease
  prerelease_suffix:
    description: What to annotate a prerelease version tag with.
    required: false
    default: 'beta'

outputs:
  next_tag:
    description: The computed next tag to be created
  previous_tag:
    description: The tag that was used to compute next_tag