validate_docker_version!

in lib/jenkinsfile_runner/commands/build.rb [36:49]

• 9 lines of code
• 3 McCabe index (conditional complexity)

      def validate_docker_version!
        minimal_docker_version = Gem::Version.new('19.0')

        client_version = `
        client_version = Gem::Version.new(client_version)

        sever_version = `
        sever_version = Gem::Version.new(sever_version)

        return if client_version >= minimal_docker_version && sever_version >= minimal_docker_version

        abort("Docker #{minimal_docker_version} or above is required")
      end