code: function genDiffFold(part, foldBuffSize) {
    var linesToFold = part.count - foldBuffSize
    var bar = '----' + linesToFold + (linesToFold === 1 ? ' line' : ' lines')
    return bar + Array(process.stdout.columns + 1 - bar.length).join('-')
  }
docs: Generates a bar depicting a range of unchanged lines collapsed in a fold, for use by `dantil.diffObjects()`.
  
  @private
  @static
  @param {Object} part The part being collapsed.
  @param {number} foldBuffSize The number of unfolded lines to surround the fold.
  @returns {string} Returns the bar depicting the range of unchanged lines collapsed in a fold.