microjungle JsonML to DocumentFragment

Based on https://github.com/deepsweet/microjungle

Від 09.12.2016. Дивіться остання версія.

Цей скрипт не слід встановлювати безпосередньо. Це - бібліотека для інших скриптів для включення в мета директиву // @require https://update.greasyfork.org/scripts/25520/162317/microjungle%20JsonML%20to%20DocumentFragment.js

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

 // ==UserScript==
// @name        microjungle JsonML to DocumentFragment
// @description Based on https://github.com/deepsweet/microjungle
// @namespace   https://greasyfork.org/en/users/447-spooky-donkey
// @ecmaVersion 6
// @version     2
// @grant       none
// ==/UserScript==

function MicrojungleJsonMLtoDocumentFragment() {
	return function frag(template, target = document.createDocumentFragment()) {
		if (!Array.isArray(template)) {
			return target;
		}
		const stringOrFinite = a => typeof a === "string" ||
			typeof a === "number" && isFinite(a);
		function createElement(item, s = item[1]) {
			const elem = document.createElement(item.shift());
			if (!!s && s.constructor === Object) {
				let attrList = item.shift();
				Object.keys(attrList).forEach(function (attrName) {
					const attrValue = attrList[attrName];
					if (stringOrFinite(attrValue)) {
						elem.setAttribute(attrName, attrValue);
					}
				});
			}
			target.appendChild(frag(item, elem));
		}
		template.forEach(function (item) {
			if (stringOrFinite(item)) {
				target.appendChild(document.createTextNode(item));
			} else if (item) {
				if (typeof item[0] === "string") {
					createElement(item);
				} else if (item.nodeType) {
					target.appendChild(item);
				} else {
					frag(item, target);
				}
			}
		});
		return target;
	};
}