isAnyShiftingNeighbourhood

struct Foo {
	enum uint Dimension = 2;

	private bool state = false;

	int[2][] getNeighboursCoordinates(int x, int y) {
		if(state) {
			return [[x+1, y+1]];
		} else {
			return [[x-1, y-1]];
		}
	}

	void shift() { state = !state; }
}

static assert(!   isShiftingNeighbourhood!(Foo, 3));
static assert( isAnyShiftingNeighbourhood!(Foo   ));