module.exports = function(hljs) {
  return {
    contains: [
    {
      begin: /[^\u2401\u0001]+/,
      end: /[\u2401\u0001]/,
      excludeEnd: true,
      returnBegin: true,
      returnEnd: false,
      contains: [
      {
        begin: /([^\u2401\u0001=]+)/,
        end: /=([^\u2401\u0001=]+)/,
        returnEnd: true,
        returnBegin: false,
        className: 'attribute'
      },
      {
        begin: /=/,
        end: /([\u2401\u0001])/,
        excludeEnd: true,
        excludeBegin: true,
        className: 'string'
      }]
    }],
    case_insensitive: true
  };
};