SharePoint List data generator

GenerateListData.js

function AddListItem(listTitle,itemProps,OnItemAdded,OnItemError)
{
    var context = new SP.ClientContext.get_current();
    var web = context.get_web();
 
    var list = web.get_lists().getByTitle(listTitle);
    var itemCreateInfo = new SP.ListItemCreationInformation();
    var listItem = list.addItem(itemCreateInfo);
 
    for(var propName in itemProps) {
       listItem.set_item(propName, itemProps[propName]) 
    }
 
    listItem.update();
    context.load(listItem);
    context.executeQueryAsync(
        function() {
          OnItemAdded(listItem);           
        },
        OnItemError
    );
}

function GenerateContacts()
{
    var contactsCount = 108;
    for(var i = 0; i < contactsCount; i++){
         
         var contactEntry = CreateContactEntry();    
         
         AddListItem('Contacts',contactEntry,
         function(contactItem){
            console.log('Contact ' + contactItem.get_item('Title') + ' has been created successfully');
         },
         function(sender,args){
            console.log('Error occured while creating contact:' + args.get_message());
         });
         
                  
    }
}



function CreateContactEntry()
{
     var contactCard = Faker.Helpers.createCard();
     return {'Title': contactCard.username, 
             'FullName': contactCard.name,
             'Email': contactCard.email,
             'Company': contactCard.company.name,
             'WorkPhone': contactCard.phone,
             'WorkAddress': contactCard.address.streetA,
             'WorkCity': contactCard.address.city,
             'WorkZip': contactCard.address.zipcode,
             'WorkCountry': contactCard.address.ukCountry,
             'WebPage': 'http://' + contactCard.website,
             'Location': 'Point(' + contactCard.address.geo.lng + ' ' + contactCard.address.geo.lat + ')'};  
}

var scriptbase = _spPageContextInfo.siteAbsoluteUrl + '/_layouts/15/';
$.getScript(scriptbase + 'SP.js',
       function () { 
           $.getScript(_spPageContextInfo.siteAbsoluteUrl + '/SiteAssets/Faker.js', GenerateContacts); 
       }
);