@miyauci/get-event-listeners/script/utils.js

Ponyfill for getEventListeners

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.toKey = exports.toHandler = exports.isWindow = exports.isNodeLike = exports.defaultPassiveValue = exports.flatOptionsMore = exports.flatOptions = void 0;
// Copyright © 2023 Tomoki Miyauchi. All rights reserved. MIT license.
// This module is browser compatible.
const dntShim = __importStar(require("./_dnt.shims.js"));
const deps_js_1 = require("./deps.js");
/** To flatten {@linkcode options}.
 * @see https://dom.spec.whatwg.org/#concept-flatten-options
 */
function flatOptions(options) {
    if ((0, deps_js_1.isBoolean)(options))
        return options;
    return Boolean(options?.capture);
}
exports.flatOptions = flatOptions;
/** To flatten {@linkcode options} more.
 * @see https://dom.spec.whatwg.org/#event-flatten-more
 */
function flatOptionsMore(options) {
    const capture = flatOptions(options);
    const { once = false, passive = null, signal = null } = (0, deps_js_1.isObject)(options)
        ? options
        : {};
    return { capture, once, passive, signal };
}
exports.flatOptionsMore = flatOptionsMore;
/** Return default passive value.
 * @see https://dom.spec.whatwg.org/#default-passive-value
 */
function defaultPassiveValue(type, target) {
    if (!touchOrUiEvents.has(type))
        return false;
    if (isWindow(target))
        return true;
    if (!isNodeLike(target))
        return false;
    // target is Document
    if (!target.ownerDocument) {
        return target === Reflect.get(dntShim.dntGlobalThis, "document");
    }
    return ("documentElement" in target.ownerDocument &&
        target.ownerDocument.documentElement === target || // target is HTML document
        "body" in target.ownerDocument &&
            target.ownerDocument.body === target); // target is body
}
exports.defaultPassiveValue = defaultPassiveValue;
const touchOrUiEvents = /*@__PURE__*/ new Set([
    "touchstart",
    "touchmove",
    "wheel",
    "mousewheel",
]);
/** Whether the {@linkcode input} is {@linkcode NodeLike} or not. */
function isNodeLike(input) {
    return "ownerDocument" in input && typeof input.ownerDocument === "object";
}
exports.isNodeLike = isNodeLike;
/** Whether the {@linkcode input} is {@linkcode Window} or not.
 * This works universally.
 */
function isWindow(input) {
    return globalThis.Window && input instanceof globalThis.Window;
}
exports.isWindow = isWindow;
/** {@linkcode listener} to Function.
 * if {@linkcode listener} is function, return it; otherwise return bound `handleEvent`.
 */
function toHandler(listener) {
    return (0, deps_js_1.isFunction)(listener) ? listener : listener.handleEvent.bind(listener);
}
exports.toHandler = toHandler;
/** Return {@linkcode listener} representation key. */
function toKey(listener) {
    return (0, deps_js_1.compositeKey)(listener.callback, listener.type, listener.capture);
}
exports.toKey = toKey;