[%
  var tInner = TemplateFactory.load("tree-report.egl");
  tInner.populate("nodes", Tree.all.reject(s | s.children.isEmpty));
  tInner.process();
  tInner.generate(destdir + "/inner.txt");

  var tOuter = TemplateFactory.load("tree-report.egl");
  tOuter.populate("nodes", Tree.all.select(s | s.children.isEmpty));
  tOuter.process();
  tOuter.generate(destdir + "/outer.txt");
%]