code: function Pattern(glob, options, isNegated) {
    utils.defineProp(this, 'cache', new Map());
    this.negated = !!isNegated;
    this.options = options || {};
    this.parse(glob);
    return this;
  }
docs: Create an instance of `Pattern` with the given `options`.
  
  @param {String} `glob`
  @param {Object} `options`
  @param {Boolean} `isNegated`
  @api public