elementAt()

in js/index.js [355:362]

• 7 lines of code
• 4 McCabe index (conditional complexity)

  elementAt(index) {
    const { indexFirst, indexLast } = this._state;

    if (index < indexFirst || index >= indexLast || !this.$topFiller || !this.$bottomFiller) {
      return null;
    }
    return this.$topFiller.nextUntil(this.$bottomFiller).get(index - indexFirst);
  }