process["build process"]
  
  session["build session"]
  process --> session
  
  build_tree["build tree"]
  session --> build_tree
  
  build1["root build"]
  build_tree --> build1
  
  project1["root project"]
  build1 --> project1
  
  project2["project"]
  build1 --> project2
  
  build2["included build"]
  build_tree --> build2
  
  project3["root project"]
  build2 --> project3
  

            '\\{lucene_version\\}' : VersionProperties.lucene.replaceAll('-snapshot-\\w+$', ''),
            '\\{build_flavor\\}' : distribution,
            '\\{build_type\\}' : OS.conditionalString().onWindows({"zip"}).onUnix({"tar"}).supply(),
        ]
        project.tasks.register('listSnippets', SnippetsTask) {
            group 'Docs'
            description 'List each snippet'