static private Move BestAbsorbedBy(Component component, Combinable combinable)
{
PatchPattern unification = component.PatchPattern().UnifyOrNull(combinable.PatchPattern());
if (unification != null)
{
Move bestMove = new MergeInPatch(component, combinable, unification);
return(bestMove);
}
else
{
return(null);
}
}
static private Move BestRightLeftOrNull(Component component, Combinable combinable, PatchPattern main, PatchPattern other)
{
int lengthOfShorter = Math.Min(main.CoreLength, other.CoreLength);
for (int overlap = lengthOfShorter - 1; overlap > 0; --overlap)
{
PatchPattern unification = other.UnifyOnRightOrNull(overlap, main);
if (unification != null)
{
Move aMove = new MergeInPatch(component, combinable, unification);
return(aMove);
}
}
return(null);
}