docs: public void visitDefault(GroovySourceAST t,int visit) {
          if (visit == OPENING_VISIT) {
              print(t,visit,"<" + tokenNames[t.getType()] + ">");
              //out.print("<" + t.getType() + ">");
          } else {
              print(t,visit,"</" + tokenNames[t.getType()] + ">");
              //out.print("</" + t.getType() + ">");
          }
      }