'use strict';
// 21.2.5.3 get RegExp.prototype.flags
var anObject = require('./_an-object');
module.exports = function () {
  var that = anObject(this);
  var result = '';
  if (that.global) result += 'g';
  if (that.ignoreCase) result += 'i';
  if (that.multiline) result += 'm';
  if (that.unicode) result += 'u';
  if (that.sticky) result += 'y';
  return result;
};