Class StringCharIterator

lib/internal/source_map/source_map.js:89–118

const kMappings = Symbol('kMappings');

class StringCharIterator {
  /**
   * @param {string} string
   */
  constructor(string) {
    this._string = string;
    this._position = 0;
  }

  /**
   * @returns {string}
   */
  next() {
    return StringPrototypeCharAt(this._string, this._position++);
  }

  /**
   * @returns {string}
   */
  peek() {
    return StringPrototypeCharAt(this._string, this._position);
  }

  /**
   * @returns {boolean}
   */
  hasNext() {
    return this._position < this._string.length;
  }
}

/**
 * @class