freemarker vardump for javascript

gistfile1.html

<#macro vardump v>
	<script>
  var method = function(){},
      transform = function(){},
      macro = function(){},
      hash_ex = function(){},
      hash = function(){},
      sequence = function(){},
      collection = function(){},
      directive = function(){},
      node = function(){},
      unknown = function(){},
      obj = {};
	<#list v?keys as prop>
    <#if !v[prop]??>
      obj["${prop}"] = undefined;
    <#elseif v[prop]?is_number>
      obj["${prop}"] = ${v[prop]};
    <#elseif v[prop]?is_boolean>
      obj["${prop}"] = <#if v[prop]>true<#else>false</#if>;
    <#elseif v[prop]?is_string || v[prop]?is_date>
      obj["${prop}"] = decodeURIComponent("${v[prop]?url}".replace(/\+/g, ' '));
    <#elseif v[prop]?is_method>
      obj["${prop}"] = new method;
    <#elseif v[prop]?is_transform>
      obj["${prop}"] = new transform;
    <#elseif v[prop]?is_macro>
      obj["${prop}"] = new macro;
    <#elseif v[prop]?is_hash_ex>
      obj["${prop}"] = new hash_ex;
    <#elseif v[prop]?is_hash>
      obj["${prop}"] = new hash;
    <#elseif v[prop]?is_sequence>
      obj["${prop}"] = new sequence;
    <#elseif v[prop]?is_collection>
      obj["${prop}"] = new collection;
    <#elseif v[prop]?is_directive>
      obj["${prop}"] = new directive;
    <#elseif v[prop]?is_node>
      obj["${prop}"] = new node;
    <#else>
      obj["${prop}"] = new unknown;
    </#if>
	</#list>
  console.log(obj);
	</script>
</#macro>