text: var makeString = require('./helper/makeString');
  var toPositive = require('./helper/toPositive');
  
  module.exports = function endsWith(str, ends, position) {
    str = makeString(str);
    ends = '' + ends;
    if (typeof position == 'undefined') {
      position = str.length - ends.length;
    } else {
      position = Math.min(toPositive(position), str.length) - ends.length;
    }
    return position >= 0 && str.indexOf(ends, position) === position;
  };
  