var listRepositories = function (username) {

  function getURLs() {
    var xmlhttp = new XMLHttpRequest();

    xmlhttp.onreadystatechange = function() {
      if (xmlhttp.readyState == XMLHttpRequest.DONE ) {
        if(xmlhttp.status == 200){
          var repositories = JSON.parse(xmlhttp.responseText);
          // var foundLib = repositories.reduce(function (found, item) {
          //   console.log(found, item);
          // }, undefined);
					var final = [];
          if (repositories) {
						console.log('repositories', repositories);
						for (var i = 0; i < repositories.length; i++) {
							// console.log('repository', repositories[i].full_name);
							final.push(repositories[i].full_name);
						}
						console.log('final', final);
          } else {
            console.log('username "' + username + '" not found');
          }
        }
        else { console.log(XMLHttpRequestlhttp.status)}
      }
    }

    var searchString = 'https://api.github.com/users/'+ username +'/repos?per_page=900';
    xmlhttp.open("GET", searchString, true);
    xmlhttp.send();
  }

  getURLs();
}

//listRepositories('username');
//save list to repos.txt file