“use strict”;

const conversions = require(“webidl-conversions”); const utils = require(“./utils.js”); const impl = utils.implSymbol;

function History() {

throw new TypeError("Illegal constructor");

}

History.prototype.go = function go() {

if (!this || !module.exports.is(this)) {
  throw new TypeError("Illegal invocation");
}
const args = [];
for (let i = 0; i < arguments.length && i < 1; ++i) {
  args[i] = utils.tryImplForWrapper(arguments[i]);
}
if (args[0] !== undefined) {
args[0] = conversions["long"](args[0]);
} else {
  args[0] = 0;
}
return this[impl].go.apply(this[impl], args);

};

History.prototype.back = function back() {

if (!this || !module.exports.is(this)) {
  throw new TypeError("Illegal invocation");
}
const args = [];
for (let i = 0; i < arguments.length && i < 0; ++i) {
  args[i] = utils.tryImplForWrapper(arguments[i]);
}
return this[impl].back.apply(this[impl], args);

};

History.prototype.forward = function forward() {

if (!this || !module.exports.is(this)) {
  throw new TypeError("Illegal invocation");
}
const args = [];
for (let i = 0; i < arguments.length && i < 0; ++i) {
  args[i] = utils.tryImplForWrapper(arguments[i]);
}
return this[impl].forward.apply(this[impl], args);

};

History.prototype.pushState = function pushState(data, title) {

if (!this || !module.exports.is(this)) {
  throw new TypeError("Illegal invocation");
}
if (arguments.length < 2) {
  throw new TypeError("Failed to execute 'pushState' on 'History': 2 arguments required, but only " + arguments.length + " present.");
}
const args = [];
for (let i = 0; i < arguments.length && i < 3; ++i) {
  args[i] = utils.tryImplForWrapper(arguments[i]);
}
args[0] = conversions["any"](args[0]);
args[1] = conversions["DOMString"](args[1]);
if (args[2] === null || args[2] === undefined) {
  args[2] = null;
} else {
if (args[2] !== undefined) {
args[2] = conversions["DOMString"](args[2]);
} else {
  args[2] = undefined;
}
}
return this[impl].pushState.apply(this[impl], args);

};

History.prototype.replaceState = function replaceState(data, title) {

if (!this || !module.exports.is(this)) {
  throw new TypeError("Illegal invocation");
}
if (arguments.length < 2) {
  throw new TypeError("Failed to execute 'replaceState' on 'History': 2 arguments required, but only " + arguments.length + " present.");
}
const args = [];
for (let i = 0; i < arguments.length && i < 3; ++i) {
  args[i] = utils.tryImplForWrapper(arguments[i]);
}
args[0] = conversions["any"](args[0]);
args[1] = conversions["DOMString"](args[1]);
if (args[2] === null || args[2] === undefined) {
  args[2] = null;
} else {
if (args[2] !== undefined) {
args[2] = conversions["DOMString"](args[2]);
} else {
  args[2] = undefined;
}
}
return this[impl].replaceState.apply(this[impl], args);

};

History.prototype.toString = function () {

if (this === History.prototype) {
  return "[object HistoryPrototype]";
}
return this[impl].toString();

}; Object.defineProperty(History.prototype, “length”, {

get() {
  return this[impl].length;
},
enumerable: true,
configurable: true

});

Object.defineProperty(History.prototype, “state”, {

get() {
  return this[impl].state;
},
enumerable: true,
configurable: true

});

const iface = {

mixedInto: [],
is(obj) {
  if (obj) {
    if (obj[impl] instanceof Impl.implementation) {
      return true;
    }
    for (let i = 0; i < module.exports.mixedInto.length; ++i) {
      if (obj instanceof module.exports.mixedInto[i]) {
        return true;
      }
    }
  }
  return false;
},
isImpl(obj) {
  if (obj) {
    if (obj instanceof Impl.implementation) {
      return true;
    }

    const wrapper = utils.wrapperForImpl(obj);
    for (let i = 0; i < module.exports.mixedInto.length; ++i) {
      if (wrapper instanceof module.exports.mixedInto[i]) {
        return true;
      }
    }
  }
  return false;
},
create(constructorArgs, privateData) {
  let obj = Object.create(History.prototype);
  this.setup(obj, constructorArgs, privateData);
  return obj;
},
createImpl(constructorArgs, privateData) {
  let obj = Object.create(History.prototype);
  this.setup(obj, constructorArgs, privateData);
  return utils.implForWrapper(obj);
},
_internalSetup(obj) {
},
setup(obj, constructorArgs, privateData) {
  if (!privateData) privateData = {};
  privateData.wrapper = obj;

  this._internalSetup(obj);

  obj[impl] = new Impl.implementation(constructorArgs, privateData);
  obj[impl][utils.wrapperSymbol] = obj;
},
interface: History,
expose: {
  Window: { History: History }
}

}; module.exports = iface;

const Impl = require(“../window/History-impl.js”);