headless/test/data/structured_doc/ruby_expected.txt

{
   "lang": "ja",
   "type": "Document",
   "~children": [ {
      "type": "NonStruct",
      "~children": [ {
         "type": "Ruby",
         "~children": [ {
            "type": "NonStruct"
         }, {
            "type": "RT",
            "~children": [ {
               "type": "NonStruct"
            } ]
         }, {
            "type": "NonStruct"
         }, {
            "type": "RT",
            "~children": [ {
               "type": "NonStruct"
            } ]
         } ]
      } ]
   } ]
}