text: "use strict";
  
  const conversions = require("webidl-conversions");
  const utils = require("./utils.js");
  
  const PopStateEventInit = require("./PopStateEventInit.js");
  const implSymbol = utils.implSymbol;
  const ctorRegistrySymbol = utils.ctorRegistrySymbol;
  const Event = require("./Event.js");
  
  const interfaceName = "PopStateEvent";
  
  exports.is = value => {
    return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
  };
  exports.isImpl = value => {
    return utils.isObject(value) && value instanceof Impl.implementation;
  };
  exports.convert = (globalObject, value, { context = "The provided value" } = {}) => {
    if (exports.is(value)) {
      return utils.implForWrapper(value);
    }
    throw new globalObject.TypeError(`${context} is not of type 'PopStateEvent'.`);
  };
  
  function makeWrapper(globalObject, newTarget) {
    let proto;
    if (newTarget !== undefined) {
      proto = newTarget.prototype;
    }
  
    if (!utils.isObject(proto)) {
      proto = globalObject[ctorRegistrySymbol]["PopStateEvent"].prototype;
    }
  
    return Object.create(proto);
  }
  
  exports.create = (globalObject, constructorArgs, privateData) => {
    const wrapper = makeWrapper(globalObject);
    return exports.setup(wrapper, globalObject, constructorArgs, privateData);
  };
  
  exports.createImpl = (globalObject, constructorArgs, privateData) => {
    const wrapper = exports.create(globalObject, constructorArgs, privateData);
    return utils.implForWrapper(wrapper);
  };
  
  exports._internalSetup = (wrapper, globalObject) => {
    Event._internalSetup(wrapper, globalObject);
  };
  
  exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
    privateData.wrapper = wrapper;
  
    exports._internalSetup(wrapper, globalObject);
    Object.defineProperty(wrapper, implSymbol, {
      value: new Impl.implementation(globalObject, constructorArgs, privateData),
      configurable: true
    });
  
    wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
    if (Impl.init) {
      Impl.init(wrapper[implSymbol]);
    }
    return wrapper;
  };
  
  exports.new = (globalObject, newTarget) => {
    const wrapper = makeWrapper(globalObject, newTarget);
  
    exports._internalSetup(wrapper, globalObject);
    Object.defineProperty(wrapper, implSymbol, {
      value: Object.create(Impl.implementation.prototype),
      configurable: true
    });
  
    wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
    if (Impl.init) {
      Impl.init(wrapper[implSymbol]);
    }
    return wrapper[implSymbol];
  };
  
  const exposed = new Set(["Window"]);
  
  exports.install = (globalObject, globalNames) => {
    if (!globalNames.some(globalName => exposed.has(globalName))) {
      return;
    }
  
    const ctorRegistry = utils.initCtorRegistry(globalObject);
    class PopStateEvent extends globalObject.Event {
      constructor(type) {
        if (arguments.length < 1) {
          throw new globalObject.TypeError(
            `Failed to construct 'PopStateEvent': 1 argument required, but only ${arguments.length} present.`
          );
        }
        const args = [];
        {
          let curArg = arguments[0];
          curArg = conversions["DOMString"](curArg, {
            context: "Failed to construct 'PopStateEvent': parameter 1",
            globals: globalObject
          });
          args.push(curArg);
        }
        {
          let curArg = arguments[1];
          curArg = PopStateEventInit.convert(globalObject, curArg, {
            context: "Failed to construct 'PopStateEvent': parameter 2"
          });
          args.push(curArg);
        }
        return exports.setup(Object.create(new.target.prototype), globalObject, args);
      }
  
      get state() {
        const esValue = this !== null && this !== undefined ? this : globalObject;
  
        if (!exports.is(esValue)) {
          throw new globalObject.TypeError(
            "'get state' called on an object that is not a valid instance of PopStateEvent."
          );
        }
  
        return esValue[implSymbol]["state"];
      }
    }
    Object.defineProperties(PopStateEvent.prototype, {
      state: { enumerable: true },
      [Symbol.toStringTag]: { value: "PopStateEvent", configurable: true }
    });
    ctorRegistry[interfaceName] = PopStateEvent;
  
    Object.defineProperty(globalObject, interfaceName, {
      configurable: true,
      writable: true,
      value: PopStateEvent
    });
  };
  
  const Impl = require("../events/PopStateEvent-impl.js");
  