blob: 13632b3b8df7ee40693c6e49859457b298aed4dd [file] [log] [blame]
"use strict";
const conversions = require("webidl-conversions");
const utils = require("./utils.js");
const EventListener = require("./EventListener.js");
const AddEventListenerOptions = require("./AddEventListenerOptions.js");
const EventListenerOptions = require("./EventListenerOptions.js");
const Event = require("./Event.js");
const implSymbol = utils.implSymbol;
const ctorRegistrySymbol = utils.ctorRegistrySymbol;
const interfaceName = "EventTarget";
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 = (value, { context = "The provided value" } = {}) => {
if (exports.is(value)) {
return utils.implForWrapper(value);
}
throw new TypeError(`${context} is not of type 'EventTarget'.`);
};
function makeWrapper(globalObject) {
if (globalObject[ctorRegistrySymbol] === undefined) {
throw new Error("Internal error: invalid global object");
}
const ctor = globalObject[ctorRegistrySymbol]["EventTarget"];
if (ctor === undefined) {
throw new Error("Internal error: constructor EventTarget is not installed on the passed global object");
}
return Object.create(ctor.prototype);
}
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) => {};
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 => {
const wrapper = makeWrapper(globalObject);
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", "Worker", "AudioWorklet"]);
exports.install = (globalObject, globalNames) => {
if (!globalNames.some(globalName => exposed.has(globalName))) {
return;
}
class EventTarget {
constructor() {
return exports.setup(Object.create(new.target.prototype), globalObject, undefined);
}
addEventListener(type, callback) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("Illegal invocation");
}
if (arguments.length < 2) {
throw new TypeError(
"Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, but only " +
arguments.length +
" present."
);
}
const args = [];
{
let curArg = arguments[0];
curArg = conversions["DOMString"](curArg, {
context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 1"
});
args.push(curArg);
}
{
let curArg = arguments[1];
if (curArg === null || curArg === undefined) {
curArg = null;
} else {
curArg = EventListener.convert(curArg, {
context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 2"
});
}
args.push(curArg);
}
{
let curArg = arguments[2];
if (curArg !== undefined) {
if (curArg === null || curArg === undefined) {
curArg = AddEventListenerOptions.convert(curArg, {
context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3"
});
} else if (utils.isObject(curArg)) {
curArg = AddEventListenerOptions.convert(curArg, {
context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3" + " dictionary"
});
} else if (typeof curArg === "boolean") {
curArg = conversions["boolean"](curArg, {
context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3"
});
} else {
curArg = conversions["boolean"](curArg, {
context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3"
});
}
}
args.push(curArg);
}
return esValue[implSymbol].addEventListener(...args);
}
removeEventListener(type, callback) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("Illegal invocation");
}
if (arguments.length < 2) {
throw new TypeError(
"Failed to execute 'removeEventListener' on 'EventTarget': 2 arguments required, but only " +
arguments.length +
" present."
);
}
const args = [];
{
let curArg = arguments[0];
curArg = conversions["DOMString"](curArg, {
context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 1"
});
args.push(curArg);
}
{
let curArg = arguments[1];
if (curArg === null || curArg === undefined) {
curArg = null;
} else {
curArg = EventListener.convert(curArg, {
context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 2"
});
}
args.push(curArg);
}
{
let curArg = arguments[2];
if (curArg !== undefined) {
if (curArg === null || curArg === undefined) {
curArg = EventListenerOptions.convert(curArg, {
context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3"
});
} else if (utils.isObject(curArg)) {
curArg = EventListenerOptions.convert(curArg, {
context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3" + " dictionary"
});
} else if (typeof curArg === "boolean") {
curArg = conversions["boolean"](curArg, {
context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3"
});
} else {
curArg = conversions["boolean"](curArg, {
context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3"
});
}
}
args.push(curArg);
}
return esValue[implSymbol].removeEventListener(...args);
}
dispatchEvent(event) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("Illegal invocation");
}
if (arguments.length < 1) {
throw new TypeError(
"Failed to execute 'dispatchEvent' on 'EventTarget': 1 argument required, but only " +
arguments.length +
" present."
);
}
const args = [];
{
let curArg = arguments[0];
curArg = Event.convert(curArg, { context: "Failed to execute 'dispatchEvent' on 'EventTarget': parameter 1" });
args.push(curArg);
}
return esValue[implSymbol].dispatchEvent(...args);
}
}
Object.defineProperties(EventTarget.prototype, {
addEventListener: { enumerable: true },
removeEventListener: { enumerable: true },
dispatchEvent: { enumerable: true },
[Symbol.toStringTag]: { value: "EventTarget", configurable: true }
});
if (globalObject[ctorRegistrySymbol] === undefined) {
globalObject[ctorRegistrySymbol] = Object.create(null);
}
globalObject[ctorRegistrySymbol][interfaceName] = EventTarget;
Object.defineProperty(globalObject, interfaceName, {
configurable: true,
writable: true,
value: EventTarget
});
};
const Impl = require("../events/EventTarget-impl.js");