Method zscore

server/modules/runtimeCache.js:209–212

(key, member)

  }

  async zscore(key, member) {
    const sortedSet = this.sortedSets.get(key);
    return sortedSet ? (sortedSet.get(member) ?? null) : null;
  }

  async zincrby(key, increment, member) {
    const sortedSet = this.sortedSets.get(key) || new Map();