public static IGen <T> Unfold <T>(
this IGen <T> gen,
Func <T, IEnumerable <T> > shrinkValue,
Func <T, decimal>?measureValue = null,
Func <T, int>?identifyValue = null)
{
return(gen.Unfold(value => ExampleSpaceFactory.Unfold(
value,
shrinkValue.Invoke,
measureValue == null ? MeasureFunc.Unmeasured <T>() : measureValue !.Invoke,
identifyValue == null ? IdentifyFuncs.Default <T>() : value0 => ExampleId.Primitive(identifyValue !(value0)))));
}
private static IExampleSpace <T> UnfoldToNumberOfShrinks <T>(T value, int numberOfShrinks) =>
ExampleSpaceFactory.Unfold(
value,
new ShrinkNumberOfTimes <T>(numberOfShrinks),
MeasureFunc.Unmeasured <T>(),
(_) => RandomId());