code: function dict(options = {}) {
    if (options.lowerCase) {
      return dictCache[0] || (dictCache[0] = require("../dict/lc-dictionary.json"));
    } else {
      return dictCache[1] || (dictCache[1] = require("../dict/dictionary.json"));
    }
  }
docs: Getter for the dictionary of misspellings.
  
  This getter lazy-loads the dictionary file and caches it internally.
  
  @param {Object} [options] Options.
  @param {Boolean} [options.lowerCase=false]
  If `true`, returns a dictionary with all keys in lower-case.
  @return {Object}  Dictionary object.
  The key is misspelled word, and the value is a string of comma-separated
  list of correct words.