dom-sample.lua

--kpse.set_program_name("luatex")
function traverseDom(current,level)
  local level = level or 0
  local spaces = string.rep(" ",level)
  local root= current or current.root
  local name = root._name or "unnamed"
  local xtype = root._type or "untyped"
  local attributes = root._attr  or {} 
  if xtype == "TEXT" then 
    print(spaces .."TEXT : " .. root._text)
  else	 
    print(spaces .. xtype .. " : " .. name) 
  end
  for k, v in pairs(attributes) do
    print(spaces .. "  ".. k.."="..v)
  end
  local children = root._children or {}
  for _, child in ipairs(children) do
    traverseDom(child, level + 1)
  end
end

local xml = require('luaxml-mod-xml')
local handler = require('luaxml-mod-handler')
local x = '<p>hello <a href="http://world.com/">world</a>, how are you?</p>'
local domHandler = handler.domHandler()
local parser = xml.xmlParser(domHandler)
parser:parse(x)
traverseDom(domHandler.root)