vanillajs-browser-helpers/findUniqueNodeCollection.js

Collection of convenience code snippets (helpers) that aims to make it a little easier to work with vanilla JS in the browser

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var isString_1 = __importDefault(require("vanillajs-helpers/isString"));
/**
 * Make a unique list of Elements from a list of selectors and and function to use that selector.
 *
 * @param selector - The selector(s) to use with the given `findElements` function
 * @param findElements - The function to find elements
 * @returns The unique list of found elements
 *
 * @example
 *
 * ```ts
 * const byClassName = (selector) => document.getElementsByClassName(selector)
 *
 * // Using a single selector
 * findUniqueNodeCollection('my-elements', byClassName);
 *
 * // Using multiple selectors
 * findUniqueNodeCollection(['my-elements', 'sone-other-elements'], byClassName);
 * ```
 */
function findUniqueNodeCollection(selector, findElements) {
    var selectors = (0, isString_1.default)(selector) ? [selector] : selector;
    var nodes = selectors.flatMap(function (s) { return Array.from(findElements(s)); });
    return Array.from(new Set(nodes));
}
exports.default = findUniqueNodeCollection;