Jenkinsfile

node {
  stage 'Checkout'
  git branch: 'logging5', credentialsId: 'XXX', url: 'YYY'
  stage 'Test'
  gitCommit = sh(returnStdout: true, script: 'git rev-parse HEAD').trim()
  // short SHA, possibly better for chat notifications, etc.
  shortCommit = gitCommit.take(6)
  def versions = [:]
  def rubyVersion = ['2.1', '2.3']
  for (int x = 0; x < rubyVersion.size(); x++) {
    def puppetVersion = ['4.7.1', '4.8.1', '4.9.4']
    for (int i = 0; i < puppetVersion.size(); i++) {
      versions["version_r${rubyVersion[x]}_p${puppetVersion[i]}"] = {
        println rubyVersion[x] + " " + puppetVersion[i]
        RUBY_VERSION = rubyVersion[x]
        PUPPET_GEM_VERSION = puppetVersion[i]
        sh("rvm use $RUBY_VERSION")
        sh("PUPPET_GEM_VERSION=$PUPPET_GEM_VERSION bundle install")
        sh("PUPPET_GEM_VERSION=$PUPPET_GEM_VERSION bundle exec rake lint")
      }
    }
  }
  parallel versions
  stage 'Build'
}

output.txt

[Pipeline] [version_r2.1_p4.7.1] { (Branch: version_r2.1_p4.7.1)
[Pipeline] [version_r2.1_p4.8.1] { (Branch: version_r2.1_p4.8.1)
[Pipeline] [version_r2.1_p4.9.4] { (Branch: version_r2.1_p4.9.4)
[Pipeline] [version_r2.3_p4.7.1] { (Branch: version_r2.3_p4.7.1)
[Pipeline] [version_r2.3_p4.8.1] { (Branch: version_r2.3_p4.8.1)
[Pipeline] [version_r2.3_p4.9.4] { (Branch: version_r2.3_p4.9.4)