webgl-benchmark/src/vendor/polyfill-append.js

Benchmark WebGL performance using different JavaScript rendering/game engines, such as Pixi and Phaser.

// Source: https://github.com/jserz/js_piece/blob/master/DOM/ParentNode/append()/append().md
((arr) => {
	arr.forEach(function (item) {
		// eslint-disable-next-line no-prototype-builtins
		if (item.hasOwnProperty('append')) {
			return;
		}
		Object.defineProperty(item, 'append', {
			configurable: true,
			enumerable: true,
			writable: true,
			value: function append() {
				const argArr = Array.prototype.slice.call(arguments),
					docFrag = document.createDocumentFragment();

				argArr.forEach(function (argItem) {
					const isNode = argItem instanceof Node;
					docFrag.appendChild(isNode ? argItem : document.createTextNode(String(argItem)));
				});

				this.appendChild(docFrag);
			}
		});
	});
})([Element.prototype, Document.prototype, DocumentFragment.prototype]);