Function adapt

src/pkg/utils/punycode.ts:24–30

(delta: number, numPoints: number, firstTime: boolean)

const floor = Math.floor;

const adapt = (delta: number, numPoints: number, firstTime: boolean) => {
  delta = firstTime ? floor(delta / damp) : delta >>> 1;
  delta += floor(delta / numPoints);
  let k = 0;
  for (; delta > adaptL; k += base) delta = floor(delta / adaptD);
  return k + floor(((adaptD + 1) * delta) / (delta + skew));
};

/**
 * Decodes Punycode (RFC 3492)