function serializeToString()

in lib/ace/mode/xml/dom.js [914:989]
73 lines of code
26 McCabe index (conditional complexity)

function serializeToString(node,buf){
	switch(node.nodeType){
	case ELEMENT_NODE:
		var attrs = node.attributes;
		var len = attrs.length;
		var child = node.firstChild;
		var nodeName = node.tagName;
		var isHTML = htmlns === node.namespaceURI;
		buf.push('<',nodeName);
		for(var i=0;i<len;i++){
			serializeToString(attrs.item(i),buf);
		}
		if(child || isHTML && !/^(?:meta|link|img|br|hr|input|button)$/i.test(nodeName)){
			buf.push('>');
			//if is cdata child node
			if(isHTML && /^script$/i.test(nodeName)){
				if(child){
					buf.push(child.data);
				}
			}else{
				while(child){
					serializeToString(child,buf);
					child = child.nextSibling;
				}
			}
			buf.push('</',nodeName,'>');
		}else{
			buf.push('/>');
		}
		return;
	case DOCUMENT_NODE:
	case DOCUMENT_FRAGMENT_NODE:
		var child = node.firstChild;
		while(child){
			serializeToString(child,buf);
			child = child.nextSibling;
		}
		return;
	case ATTRIBUTE_NODE:
		return buf.push(' ',node.name,'="',node.value.replace(/[<&"]/g,_xmlEncoder),'"');
	case TEXT_NODE:
		return buf.push(node.data.replace(/[<&]/g,_xmlEncoder));
	case CDATA_SECTION_NODE:
		return buf.push( '<![CDATA[',node.data,']]>');
	case COMMENT_NODE:
		return buf.push( "<!--",node.data,"-->");
	case DOCUMENT_TYPE_NODE:
		var pubid = node.publicId;
		var sysid = node.systemId;
		buf.push('<!DOCTYPE ',node.name);
		if(pubid){
			buf.push(' PUBLIC "',pubid);
			if (sysid && sysid!='.') {
				buf.push( '" "',sysid);
			}
			buf.push('">');
		}else if(sysid && sysid!='.'){
			buf.push(' SYSTEM "',sysid,'">');
		}else{
			var sub = node.internalSubset;
			if(sub){
				buf.push(" [",sub,"]");
			}
			buf.push(">");
		}
		return;
	case PROCESSING_INSTRUCTION_NODE:
		return buf.push( "<?",node.target," ",node.data,"?>");
	case ENTITY_REFERENCE_NODE:
		return buf.push( '&',node.nodeName,';');
	//case ENTITY_NODE:
	//case NOTATION_NODE:
	default:
		buf.push('??',node.nodeName);
	}
}