2 Options for parsing some JSON data.

longer.js

/*
 * Long and Dreary.
 */
var json = xml2json.parser(response_text),
    query_result = json.envelope.body.queryresponse.result,
    users = [];

// Build up a list of {{sd.User}}s to return to the view.
if(query_result.size == 1){

    // Only a single user returned from the search
    users.push(new sd.User(query_result.records));
} else if(query_result.size > 0){
    for (var query_i=0; query_i < query_result.records.length; query_i++) {
      users.push(new sd.User(query_result.records[query_i]));
    };
}
return users

shorter.js

/*
 * Short and Sweet.
 */
var json = xml2json.parser(response_text),
    query_result = json.envelope.body.queryresponse.result,
    records = [].concat(query_result.records),
    users = [];
        
// Build up a list of {{sd.User}}s to return to the view.
for (var query_i=0; query_i < records.length; query_i++) {
    users.push(new sd.User(records[query_i]));
};

return users;