public override bool CheckParameters(IParameterChecker _)
{
return(_.Check(!string.IsNullOrWhiteSpace(this.NewValue), "The new value cannot be empty."));
}
public bool CheckParameters(IParameterChecker _)
{
return(_.Check(nameof(this.Name), !string.IsNullOrWhiteSpace(this.Name), "Please provide a name for your new Todo List."));
}
public bool CheckParameters(IParameterChecker _)
{
return _.Check(() => this.FirstParameter, p => !string.IsNullOrWhiteSpace(p), FirstErrorMessage)
&& _.Check(() => this.SecondParameter, p => p >= 0, FirstErrorMessage);
}