/// <summary>
/// Returns as sequence that will yield all values to and including <paramref name="guard"/>
/// </summary>
public static IEnumerable <int> Through(this IterationSpecification me, int guard)
{
var current = me.StartValue;
if (me.StepSize > 0)
{
while (current <= guard)
{
yield return(current);
current += me.StepSize;
}
}
else
{
while (current >= guard)
{
yield return(current);
current += me.StepSize;
}
}
}
/// <summary>
/// Returns as sequence that will yield all values to but excluding <paramref name="guard"/>
/// </summary>
public static IEnumerable <int> Until(this IterationSpecification me, int guard)
{
return(me.Through(guard - Math.Sign(me.StepSize)));
}
