Method __iteratorUncached

src/Seq.js:271–285

(type, reverse)

  }

  __iteratorUncached(type, reverse) {
    if (reverse) {
      return this.cacheResult().__iterator(type, reverse);
    }
    const collection = this._collection;
    const iterator = getIterator(collection);
    if (!isIterator(iterator)) {
      return new Iterator(iteratorDone);
    }
    let iterations = 0;
    return new Iterator(() => {
      const step = iterator.next();
      return step.done ? step : iteratorValue(type, iterations++, step.value);
    });
  }
}

// # pragma Helper functions