text: // Init Github
  const github = new GitHub;
  
  // Init UI
  const ui = new UI;
  
  // Search input
  const searchUser = document.getElementById('searchUser');
  
  // Search input event listener
  searchUser.addEventListener('keyup', (e) => {
      // Get input text, event target's value entered
      const userText = e.target.value;
  
      if(userText !== ''){
          // Make HTTP call
          github.getUser(userText)
          .then(data => {
              if(data.profile.message === 'Not Found') {
                  // Show alert, checking for bootstrap alert classes
                  ui.showAlert('User not found', 'alert alert-danger');
  
              } else {
                  // Show profile
                  ui.showProfile(data.profile);
                  ui.showRepos(data.repos);
              }
          })
      } else {
          // Clear profile
          ui.clearProfile();
      }
  });