text: "use strict";
  var core = module.exports = require("../level1/core");
  
  // These (because of how they were written) directly include level1/core and modify it.
  // ORDER IS IMPORTANT
  require("../level2/core");
  require("../level2/events");
  require("../level2/html");
  require("../level2/style");
  require("../level3/core");
  require("../level3/ls");
  require("../level3/xpath");
  
  require("./document-type")(core);
  require("./character-data")(core);
  require("./processing-instruction")(core);
  require("./comment")(core);
  require("./text")(core);
  require("./dom-implementation")(core);
  require("./document")(core);
  require("./node-filter")(core);
  require("./node")(core);
  require("./selectors")(core);
  