public static IValueConstraint <T> ValueConstraint <T>(Func <T, T> constraintFunction)
{
IValueConstraint <T> output = Laminar.New <IValueConstraint <T> >();
output.MyFunc = constraintFunction;
return(output);
}
public static ITypeDefinitionConstructor <T> WithConstraint <T>(this ITypeDefinitionConstructor <T> typeDefinitionConstructor, Func <T, T> constraint)
{
IValueConstraint <T> valueConstraint = Constructor.ValueConstraint(constraint);
typeDefinitionConstructor.AddConstraint(valueConstraint);
return(typeDefinitionConstructor);
}
/// <summary>
/// Adds this constraint to the end of a chain of constraints
/// </summary>
/// <param name="constraint">The chain of constraints to add this to</param>
public void AddToEndOfChain(IValueConstraint <T> constraint)
{
if (constraint is null)
{
return;
}
Func <T, T> PreviousTotal = constraint.TotalFunc;
TotalFunc = (x) => MyFunc(PreviousTotal(x));;
}
public bool CanProvideErrorMessageFor(IValueConstraint constraint)
{
return _valueConstraintErrorMessageProviderThatCanRender.CanProvideErrorMessageFor(constraint);
}
