'use strict'

var repeat = require('repeat-string')

module.exports = thematic

var space = ' '

// 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
// * * *
// ```
function thematic() {
  var options = this.options
  var rule = repeat(options.rule, options.ruleRepetition)
  return options.ruleSpaces ? rule.split('').join(space) : rule
}