Function f

bundle.js:3980–3983

(b, c)

      null !== b.key ? a.set(b.key, b) : a.set(b.index, b), b = b.sibling;
    }return a;
  }function f(b, c) {
    if (a) return b = re(b, c), b.index = 0, b.sibling = null, b;b.pendingWorkPriority = c;b.effectTag = Ge;
    b.index = 0;b.sibling = null;return b;
  }function g(a, c, d) {
    a.index = d;if (!b) return c;d = a.alternate;if (null !== d) return d = d.index, d < c ? (a.effectTag = He, c) : d;a.effectTag = He;return c;
  }function h(a) {
    b && null === a.alternate && (a.effectTag = He);return a;