Strider-CD/strider

'use strict';
/* eslint-disable no-control-regex */

var AU = require('ansi_up');
var ansi_up = new AU.default();
var stripAnsi = require('strip-ansi');

module.exports = function() {
  return function(input, plaintext) {
    if (!input) return '';
    if (input.length > 100000) return input;
    // handle the characters for "delete line" and "move to start of line"
    var startswithcr = /^[^\n]*\r[^\n]/.test(input);

    input = input
      .replace(/^[^\n\r]*\u001b\[2K/gm, '')
      .replace(/\u001b\[K[^\n\r]*/g, '')
      .replace(/[^\n]*\r([^\n])/g, '$1')
      .replace(/^[^\n]*\u001b\[0G/gm, '');

    if (startswithcr) input = `\r${input}`;
    if (plaintext) return stripAnsi(input);

    return ansi_up.ansi_to_html(input);
  };
};