cryptomator/.github/workflows/get-version.yml

name: Parse and Validate a version string or tag

on:
  workflow_call:
    inputs:
      version:
        description: "A specific version to use"
        required: false
        type: string
    outputs:
      semVerStr:
        description: "The full version string."
        value: ${{ jobs.determine-version.outputs.semVerStr}}
      semVerNum:
        description: "The numerical part of the version string"
        value: ${{ jobs.determine-version.outputs.semVerNum}}
      semVerSuffix:
        description: "The suffix of the version string"
        value: ${{ jobs.determine-version.outputs.semVerSuffix}}
      revNum:
        description: "The revision number"
        value: ${{ jobs.determine-version.outputs.revNum}}
      versionType:
        description: "Type of the version. Values are [stable, alpha, beta, rc, unknown]"
        value: ${{ jobs.determine-version.outputs.type }}

env:
  JAVA_DIST: 'temurin'
  JAVA_VERSION: 26

jobs:
  determine-version:
    name: 'Determines the version following semver'
    runs-on: ubuntu-latest
    outputs:
      semVerNum: ${{ steps.versions.outputs.semVerNum }}
      semVerStr: ${{ steps.versions.outputs.semVerStr }}
      semVerSuffix: ${{ steps.versions.outputs.semVerSuffix }}
      revNum: ${{ steps.versions.outputs.revNum }}
      type: ${{ steps.versions.outputs.type}}
    steps:
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          fetch-depth: 0
      - name: Setup Java
        uses: actions/setup-java@dd06d9cba3e5552c54d9f8ea23572deb30010f7c # v6.0.0
        with:
          distribution: ${{ env.JAVA_DIST }}
          java-version: ${{ env.JAVA_VERSION }}
          cache: 'maven'
      - id: versions
        name: Get version information
        run: |
          if [[ $GITHUB_REF =~ refs/tags/[0-9]+\.[0-9]+\.[0-9]+.* ]]; then
            SEM_VER_STR=${GITHUB_REF##*/}
          elif [[ "${VERSION_STRING}" =~ [0-9]+\.[0-9]+\.[0-9]+.* ]]; then
            SEM_VER_STR="${VERSION_STRING}"
          else
            SEM_VER_STR=`./mvnw help:evaluate -Dexpression=project.version -q -DforceStdout`
          fi

          SEM_VER_NUM=$(echo ${SEM_VER_STR} | sed -E 's/([0-9]+\.[0-9]+\.[0-9]+).*/\1/')
          SEM_VER_SUFFIX="${SEM_VER_STR#"$SEM_VER_NUM"}"
          REVCOUNT=`git rev-list --count HEAD`

          TYPE="unknown"
          if [[ -z $SEM_VER_SUFFIX  ]]; then
            TYPE="stable"
          elif [[ $SEM_VER_SUFFIX =~ -alpha[1-9]+$ ]]; then
            TYPE="alpha"
          elif [[ $SEM_VER_SUFFIX =~ -beta[1-9]+$ ]]; then
            TYPE="beta"
          elif [[ $SEM_VER_SUFFIX =~ -rc[1-9]+$ ]]; then
            TYPE="rc"
          fi

          echo "semVerStr=${SEM_VER_STR}" >> $GITHUB_OUTPUT
          echo "semVerNum=${SEM_VER_NUM}" >> $GITHUB_OUTPUT
          echo "semVerSuffix=${SEM_VER_SUFFIX}" >> $GITHUB_OUTPUT
          echo "revNum=${REVCOUNT}" >> $GITHUB_OUTPUT
          echo "type=${TYPE}" >> $GITHUB_OUTPUT
        env:
          VERSION_STRING: ${{ inputs.version }}
      - name: Validate Version
        uses: skymatic/semver-validation-action@7c80b6b03a18b42884761daa9862ff5683ec8c8a # v4.0.0
        with:
          version: ${{ steps.versions.outputs.semVerStr }}