/// <summary>
/// Converts the <see cref="IAsyncEnumerable{T}" /> to a <see cref="List{T}" /> in an asynchronous operation.
/// Validates that <paramref name="collection" /> is not null.
/// </summary>
/// <typeparam name="TSource">The type of the t source.</typeparam>
/// <param name="collection">The list.</param>
/// <param name="cancellationToken">The cancellation token that can be used by other objects or threads to receive notice of cancellation.</param>
/// <returns>List<TSource>.</returns>
/// <remarks>Make sure to call .Dispose on Task,</remarks>
public static async Task <List <TSource> > ToListAsync <TSource>([NotNull] this IAsyncEnumerable <TSource> collection, CancellationToken cancellationToken = default)
{
collection = collection.ArgumentNotNull();
var returnList = new List <TSource>();
await foreach (TSource element in collection.WithCancellation(cancellationToken))
{
returnList.Add(element);
}
return(returnList);
}