/// <summary>
/// Sets the value of the logic property.
/// </summary>
/// <param name="logic">The logic, can be <c>null</c> so the caller don't have to check for this.</param>
/// <param name="function">The function that will get the actual value, will only be executed if <paramref name="logic"/> is not <c>null</c>.</param>
/// <param name="defaultValue">The default value to return if the logic is not available.</param>
/// <exception cref="ArgumentNullException">The <paramref name="function"/> is <c>null</c>.</exception>
public static TValue GetValue <TLogic, TValue>(this LogicBase logic, Func <TLogic, TValue> function, TValue defaultValue)
where TLogic : LogicBase
{
Argument.IsNotNull("function", function);
if (logic is null)
{
return(defaultValue);
}
return(function((TLogic)logic));
}
/// <summary>
/// Sets the value of the logic property.
/// </summary>
/// <param name="logic">The logic, can be <c>null</c> so the caller don't have to check for this.</param>
/// <param name="action">The action that will set the actual value, will only be executed if <paramref name="logic"/> is not <c>null</c>.</param>
/// <exception cref="ArgumentNullException">The <paramref name="action"/> is <c>null</c>.</exception>
public static void SetValue <TLogic>(this LogicBase logic, Action <TLogic> action)
where TLogic : LogicBase
{
Argument.IsNotNull("action", action);
if (logic is null)
{
return;
}
action((TLogic)logic);
}
/// <summary>
/// Sets the value of the logic property.
/// </summary>
/// <param name="logic">The logic, can be <c>null</c> so the caller don't have to check for this.</param>
/// <param name="function">The function that will get the actual value, will only be executed if <paramref name="logic"/> is not <c>null</c>.</param>
/// <exception cref="ArgumentNullException">The <paramref name="function"/> is <c>null</c>.</exception>
public static TValue GetValue <TLogic, TValue>(this LogicBase logic, Func <TLogic, TValue> function)
where TLogic : LogicBase
{
return(GetValue(logic, function, default(TValue)));
}