GetCSProjVersion.yml

name: C# project version detection

on:
  workflow_call:
    inputs:
      repository:
        required: true
        type: string
      ref:
        required: true
        type: string
      config-path:
        required: true
        type: string
      release-type-tag:
        required: true
        type: string

    outputs:
      version:
        description: "The version string calculated from the version tags within a csproj file."
        value: ${{ jobs.versionDetect.outputs.project-version-string-output }}

jobs:
  versionDetect:
    name: C# project version detection
    runs-on: windows-latest

    outputs:
      project-version-string-output: ${{ steps.project-version-string.outputs.Version }}

    steps:
    - name: Checkout
      uses: actions/checkout@v3
      with:
        fetch-depth: 0
        repository: ${{inputs.repository}}
        ref: ${{inputs.ref}}

    - name: Get project version information
      id: project-versions
      run: |
        Select-String -Path "${{inputs.config-path}}" '<(?<TagName>\w*?Version)>(?<Major>\d+)(?:\.(?<Minor>\d+))(?:\.(?<Patch>\d+)|-(?<Quality>\w+)|\+(?<Tag>\w+))?(?:\.(?<Patch>\d+)|-(?<Quality>\w+)|\+(?<Tag>\w+))?(?:\.(?<Patch>\d+)|-(?<Quality>\w+)|\+(?<Tag>\w+))?</\w*?Version>' -AllMatches | Foreach-Object -Process {$_.Matches} | Foreach-Object -Process { $tagName = $_.Groups["TagName"].Value; $_.Groups | Where-Object { $_.Name -ne "0" -and $_.Name -ne "TagName"; } } | Foreach-Object -Process { $tagName + "_" + $_.Name + "=" + $_.Value >> $env:GITHUB_OUTPUT }

    - name: Set project version string
      id: project-version-string
      run: |
        echo 'Version=${{steps.project-versions.outputs.Version_Major}}.${{steps.project-versions.outputs.Version_Minor}}.${{steps.project-versions.outputs.Version_Patch}}${{inputs.release-type-tag}}' >> $env:GITHUB_OUTPUT

    - name: Ensure we detected the version properly
      id: assert-version
      if: ${{ steps.project-version-string.outputs.Version == format('..{0}', inputs.release-type-tag) }}
      run: exit 1