async function fetchData(url) {
  try {
    const response = await fetch(url);
    if (!response.ok) {
      throw new Error(`HTTP error! Status: ${response.status}`);
    }
    const data = await response.json();
    console.log('Data fetched successfully:', data);
    return data;
  } catch (error) {
    console.error('Error fetching data:', error);
    throw error; // Re-throw to allow caller to handle
  }
}

// Example usage:
// fetchData('https://api.example.com/items')
//   .then(data => {
//     // Process data
//   })
//   .catch(error => {
//     // Handle error
//   });