private setLeader()

in src/election.ts [95:107]

• 13 lines of code
• 6 McCabe index (conditional complexity)

  private setLeader(kv: IKeyValue | undefined) {
    const prev = this.current;
    this.current = kv;
    if (prev === UnsetCurrent) {
      this.emit('change', undefined);
    } else if (kv === undefined) {
      if (prev !== undefined) {
        this.emit('change', undefined);
      }
    } else if (!prev || !kv.value.equals(prev.value)) {
      this.emit('change', kv.value.toString());
    }
  }