{{#invoke:mymodule|showpage|{{#tag:categorytree|TestCategory|hideroot="true"|namespaces="-"}} }}

local p = {}
 
function html_escape(s)
    assert("Expected string in argument #1.")
    return (string.gsub(s, "[}{\">/<'&]", {
        ["&"] = "&amp;",
        ["<"] = "&lt;",
        [">"] = "&gt;",
        ['"'] = "&quot;",
        ["'"] = "&#39;",
        ["/"] = "&#47;"
    }))
end
 
function p.showpage(frame)
  local result = ''
 
  for name, value in pairs(frame.args) do
    result = result .. ' ' .. name .. '=' .. html_escape(value) .. '\n'
  end
 
  return result
end
 
 
 
return p