“use strict”;

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

function MutationEvent() {

throw new TypeError("Illegal constructor");

} MutationEvent.prototype = Object.create(Event.interface.prototype); MutationEvent.prototype.constructor = MutationEvent;

MutationEvent.prototype.initMutationEvent = function initMutationEvent(typeArg, bubblesArg, cancelableArg, relatedNodeArg, prevValueArg, newValueArg, attrNameArg, attrChangeArg) {

if (!this || !module.exports.is(this)) {
  throw new TypeError("Illegal invocation");
}
if (arguments.length < 8) {
  throw new TypeError("Failed to execute 'initMutationEvent' on 'MutationEvent': 8 arguments required, but only " + arguments.length + " present.");
}
const args = [];
for (let i = 0; i < arguments.length && i < 8; ++i) {
  args[i] = utils.tryImplForWrapper(arguments[i]);
}
args[0] = conversions["DOMString"](args[0]);
args[1] = conversions["boolean"](args[1]);
args[2] = conversions["boolean"](args[2]);
if (args[3] === null || args[3] === undefined) {
  args[3] = null;
} else {
}
args[4] = conversions["DOMString"](args[4]);
args[5] = conversions["DOMString"](args[5]);
args[6] = conversions["DOMString"](args[6]);
args[7] = conversions["unsigned short"](args[7]);
return utils.tryWrapperForImpl(this[impl].initMutationEvent.apply(this[impl], args));

};

MutationEvent.prototype.toString = function () {

if (this === MutationEvent.prototype) {
  return "[object MutationEventPrototype]";
}
return Event.interface.prototype.toString.call(this);

}; Object.defineProperty(MutationEvent, “MODIFICATION”, {

value: 1,
enumerable: true

}); Object.defineProperty(MutationEvent.prototype, “MODIFICATION”, {

value: 1,
enumerable: true

});

Object.defineProperty(MutationEvent, “ADDITION”, {

value: 2,
enumerable: true

}); Object.defineProperty(MutationEvent.prototype, “ADDITION”, {

value: 2,
enumerable: true

});

Object.defineProperty(MutationEvent, “REMOVAL”, {

value: 3,
enumerable: true

}); Object.defineProperty(MutationEvent.prototype, “REMOVAL”, {

value: 3,
enumerable: true

});

Object.defineProperty(MutationEvent.prototype, “relatedNode”, {

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

});

Object.defineProperty(MutationEvent.prototype, “prevValue”, {

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

});

Object.defineProperty(MutationEvent.prototype, “newValue”, {

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

});

Object.defineProperty(MutationEvent.prototype, “attrName”, {

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

});

Object.defineProperty(MutationEvent.prototype, “attrChange”, {

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

});

module.exports = {

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(MutationEvent.prototype);
  this.setup(obj, constructorArgs, privateData);
  return obj;
},
createImpl(constructorArgs, privateData) {
  let obj = Object.create(MutationEvent.prototype);
  this.setup(obj, constructorArgs, privateData);
  return utils.implForWrapper(obj);
},
_internalSetup(obj) {
  Event._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: MutationEvent,
expose: {
  Window: { MutationEvent: MutationEvent }
}

};

const Impl = require(“../events/MutationEvent-impl.js”);