fetch_company_contacts_emails.js

fetch('https://api.hubapi.com/companies/v2/companies/' + inputData.companyId+ '/contacts?hapikey=' + inputData.hapiKey )
  .then(function(res) {
    return res.json();
  })
  .then(function(body) {
  var contacts = [];
  body.contacts.forEach(function(contact) {
    contact.identities.forEach(function(identity) {
       identity.identity.forEach(function(i) {
          var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;

        if (re.test(i.value)) {
          contacts.push(i.value);
        }
      });
    });
  });

    var output = {id: inputData.companyId, contacts: contacts};
    callback(null, output);
  })
  .catch(callback);