code: function thematic() {
    var options = this.options
    var rule = repeat(options.rule, options.ruleRepetition)
    return options.ruleSpaces ? rule.split('').join(space) : rule
  }
docs: Stringify a `thematic-break`. The character used is configurable through `rule`: (`'_'`):  ```markdown ___ ```  The number of repititions is defined through `ruleRepetition` (`6`):  ```markdown ****** ```  Whether spaces delimit each character, is configured through `ruleSpaces` (`true`): ```markdown * * * ```