index.js

'use strict';

var _through = require('through2');

var _through2 = _interopRequireDefault(_through);

var _split = require('split2');

var _split2 = _interopRequireDefault(_split);

var _pumpify = require('pumpify');

var _pumpify2 = _interopRequireDefault(_pumpify);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

module.exports = function () {

  var write = function write(line, enc, cb) {

    if (!line.trim()) return cb();

    var vttLine = line.replace(/(WEBVTT\s*(FILE)?.*)(\r\n)*/g, '').replace(/(\d{2}:\d{2}:\d{2})\.(\d{3}\s+)\-\-\>(\s+\d{2}:\d{2}:\d{2})\.(\d{3}\s*)/g, '$1,$2-->$3,$4').replace(/\<.+\>(.+)/g, '$1').replace(/\<.+\>(.+)\<.+\/\>/g, '$1') + '\r\n';

    if (!vttLine.trim()) return cb();

    cb(null, vttLine);
  };

  return (0, _pumpify2.default)((0, _split2.default)(), _through2.default.obj(write));
};