azure-pipelines.yml

trigger:
  branches:
    include:
    - '*'
  tags:
    include: 
    - '*'

pr:
  branches:
    include:
    - '*'

pool:
  vmImage: 'ubuntu-latest'

variables:
  solution: '**/*.csproj'
  buildPlatform: 'AnyCPU'
  buildConfiguration: 'Release'

steps:
- task: NuGetToolInstaller@1
  displayName: 'NuGet installer'

- task: UseDotNet@2
  displayName: 'Use .NET Core SDK'
  inputs:
    packageType: sdk
    version: 5.x

- task: DotNetCoreCLI@2
  displayName: "dotnet restore"
  inputs:
    command: 'restore'
    projects: '$(solution)'

- task: DotNetCoreCLI@2
  displayName: "dotnet build"
  inputs:
    command: 'build'
    projects: '$(solution)'  
    arguments: '/p:Configuration=$(buildConfiguration) /p:Platform="$(buildPlatform)"'

- task: PowerShell@2
  displayName: 'Tag and SemVer checks'
  condition: startsWith(variables['build.sourceBranch'], 'refs/tags/')
  inputs:
    pwsh: true
    targetType: 'inline'
    script: |
      $tag = "$(build.sourceBranch)".Replace("refs/tags/","")
      $regexString = "^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(-(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(\.(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*)?(\+[0-9a-zA-Z-]+(\.[0-9a-zA-Z-]+)*)?$"
      $regex = new-object System.Text.RegularExpressions.Regex ($regexString,[System.Text.RegularExpressions.RegexOptions]::MultiLine)
      
      Write-Host "Pushed tag is $tag"

      if ($tag -match $regex)
      {
        Write-Host "##vso[task.setvariable variable=PACKAGE_VERSION;isOutput=false]$tag"
        Write-Host "PACKAGE_VERSION set to $tag"
      }
      else
      {
        Write-Error "$tag does not conform to SemVer"
        exit 1
      }

- task: DotNetCoreCLI@2
  displayName: "dotnet pack"
  condition: startsWith(variables['build.sourceBranch'], 'refs/tags/')
  inputs:
    command: pack
    packagesToPack: '$(solution)'
    configuration: '$(buildConfiguration)'
    includeSymbols: true
    nobuild: true
    versioningScheme: 'byEnvVar'
    versionEnvVar: 'PACKAGE_VERSION'

- task: DotNetCoreCLI@2
  displayName: "dotnet push"
  condition: startsWith(variables['build.sourceBranch'], 'refs/tags/')
  inputs:
    command: 'push'
    packagesToPush: '$(Build.ArtifactStagingDirectory)/**/*.nupkg;!$(Build.ArtifactStagingDirectory)/**/*.symbols.nupkg'
    publishPackageMetadata: true