/// <summary>
/// Attempts to collect user input as a strongly-typed value and passes it to
/// the specified <paramref name="action"/>, or reports an error if the method fails.
/// </summary>
/// <typeparam name="T">The conversion type.</typeparam>
/// <param name="console">The used <see cref="SmartConsole"/>.</param>
/// <param name="action">The action that the retrieved value is passed to.</param>
/// <param name="onError">A callback delegate to invoke when an exception is catched.</param>
/// <param name="validator">A function that further restricts or validates user input.</param>
/// <param name="validationMessage">A message to display if the user enters an invalid response.</param>
/// <returns>A reference to the current <see cref="SmartConsole" /> instance.</returns>
public static SmartConsole TrySetResponse <T>(this SmartConsole console, Action <T> action,
Action <Exception> onError = null, Func <T, bool> validator = null,
string validationMessage = null)
{
try
{
return(console.SetResponse(action, validator, validationMessage));
}
catch (Exception ex)
{
onError?.Invoke(ex);
return(console);
}
}
/// <summary>
/// Attempts to collect user input as a strongly-typed value and passes it
/// to the specified <paramref name="action"/>, or reports an error of type
/// <typeparamref name="TException"/> if the method fails. Other exception
/// types are rethrown.
/// </summary>
/// <typeparam name="T">The conversion type.</typeparam>
/// <typeparam name="TException">The type of exception to handle.</typeparam>
/// <param name="console">The used <see cref="SmartConsole"/>.</param>
/// <param name="action">The action that the retrieved value is passed to.</param>
/// <param name="onError">A callback delegate to invoke when an exception is catched.</param>
/// <param name="validator">A function that further restricts or validates user input.</param>
/// <param name="validationMessage">A message to display if the user enters an invalid response.</param>
/// <returns>A reference to the current <see cref="SmartConsole" /> instance.</returns>
public static SmartConsole TrySetResponse <T, TException>(this SmartConsole console, Action <T> action,
Action <TException> onError = null,
Func <T, bool> validator = null,
string validationMessage = null) where TException : Exception
{
try
{
return(console.SetResponse(action, validator, validationMessage));
}
catch (Exception ex)
{
if (ex is TException error)
{
onError?.Invoke(error);
return(console);
}
else
{
throw;
}
}
}
/// <summary>
/// Collects user input as a string and passes it to the specified
/// <paramref name="action"/>.
/// </summary>
/// <param name="console">The used <see cref="SmartConsole"/>.</param>
/// <param name="action">The action that the retrieved value is passed to.</param>
/// <param name="validator">A function that further restricts or validates user input.</param>
/// <param name="validationMessage">A message to display if the user enters an invalid response.</param>
/// <returns>A reference to the current <see cref="SmartConsole" /> instance.</returns>
public static SmartConsole SetResponse(this SmartConsole console, Action <string> action,
Func <string, bool> validator = null, string validationMessage = null)
=> console.SetResponse(action, validator, validationMessage);