public static bool RelatesWith(this RantDictionaryEntry a, RantDictionaryEntry b)
{
if (a == null || b == null)
{
return(false);
}
bool aNoneRequired = !a.GetRequiredClasses().Any();
bool bNoneRequired = !b.GetRequiredClasses().Any();
if (aNoneRequired && bNoneRequired)
{
return(true); // If both have no required classes, pass.
}
// One or both have required classes.
// Remove B optionals from A required.
var aRequired = a.GetRequiredClasses().Except(b.GetOptionalClasses());
// Remove A optionals from B required.
var bRequired = b.GetRequiredClasses().Except(a.GetOptionalClasses());
// Both should share at least one class.
return(aRequired.Intersect(bRequired).Any());
}
public static bool DivergesFrom(this RantDictionaryEntry a, RantDictionaryEntry b)
{
if (a == null || b == null)
{
return(false);
}
bool aNoneRequired = !a.GetRequiredClasses().Any();
bool bNoneRequired = !b.GetRequiredClasses().Any();
if (aNoneRequired && bNoneRequired)
{
return(true); // If both have no required classes, pass.
}
// One or both have required classes.
// Remove B optionals from A required.
var aRequired = a.GetRequiredClasses().Except(b.GetOptionalClasses());
// Remove A optionals from B required.
var bRequired = b.GetRequiredClasses().Except(a.GetOptionalClasses());
// Both should be either empty, or differ by at least one class.
return(aRequired.Except(bRequired).Any() || bRequired.Except(aRequired).Any());
}
public static bool AssociatesWith(this RantDictionaryEntry a, RantDictionaryEntry b)
{
if (a == null || b == null)
{
return(false);
}
bool aNoneRequired = !a.GetRequiredClasses().Any();
bool bNoneRequired = !b.GetRequiredClasses().Any();
if (aNoneRequired && bNoneRequired)
{
return(true); // If both have no required classes, pass.
}
// One or both have required classes.
// Remove B optionals from A required.
var aRequired = a.GetRequiredClasses().Except(b.GetOptionalClasses());
// Remove A optionals from B required.
var bRequired = b.GetRequiredClasses().Except(a.GetOptionalClasses());
// Both should be either empty, or have exactly the same classes.
return(!aRequired.Except(bRequired).Any() && aRequired.Any() == bRequired.Any());
}