twitchalitics/static/js/xeact.js

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JavaScript
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/**
* Creates a DOM element, assigns the properties of `data` to it, and appends all `children`.
*
* @type{function(string, Object=, Node|Array.<Node|string>=)}
*/
const h = (name, data = {}, children = []) => {
let result = Object.assign(document.createElement(name), data);
if (!Array.isArray(children)) {
children = [children];
}
result.append(...children);
return result;
};
/**
* Create a text node.
*
* Equivalent to `document.createTextNode(text)`
*
* @type{function(string): Text}
*/
const t = (text) => document.createTextNode(text);
/**
* Remove all child nodes from a DOM element.
*
* @type{function(Node)}
*/
const x = (elem) => {
while (elem.lastChild) {
elem.removeChild(elem.lastChild);
}
};
/**
* Get all elements with the given ID.
*
* Equivalent to `document.getElementById(name)`
*
* @type{function(string): HTMLElement}
*/
const g = (name) => document.getElementById(name);
/**
* Get all elements with the given class name.
*
* Equivalent to `document.getElementsByClassName(name)`
*
* @type{function(string): HTMLCollectionOf.<Element>}
*/
const c = (name) => document.getElementsByClassName(name);
/** @type{function(string): HTMLCollectionOf.<Element>} */
const n = (name) => document.getElementsByName(name);
/**
* Get all elements matching the given HTML selector.
*
* Matches selectors with `document.querySelectorAll(selector)`
*
* @type{function(string): Array.<HTMLElement>}
*/
const s = (selector) => Array.from(document.querySelectorAll(selector));
/**
* Generate a relative URL from `url`, appending all key-value pairs from `params` as URL-encoded parameters.
*
* @type{function(string=, Object=): string}
*/
const u = (url = "", params = {}) => {
let result = new URL(url, window.location.href);
Object.entries(params).forEach((kv) => {
let [k, v] = kv;
result.searchParams.set(k, v);
});
return result.toString();
};
/**
* Takes a callback to run when all DOM content is loaded.
*
* Equivalent to `window.addEventListener('DOMContentLoaded', callback)`
*
* @type{function(function())}
*/
const r = (callback) => window.addEventListener('DOMContentLoaded', callback);
export { h, t, x, g, c, n, u, s, r };