Function attachElement

source/helpers/attach-element.ts:15–42

(
	anchor: Element | undefined,
	{
		before,
		after,
	}: Attachment<NewElement>,
)

}, Position>;

export default function attachElement<NewElement extends Element>(
	anchor: Element | undefined,
	{
		before,
		after,
	}: Attachment<NewElement>,
): void {
	if (!anchor) {
		throw new Error('Element not found');
	}

	const className = 'rgh-attached-' + getCallerId();
	if (elementExists('.' + className, anchor.parentElement!)) {
		return;
	}

	if (before) {
		const element = before(anchor);
		element.classList.add(className);
		anchor.before(element);
	}

	if (after) {
		const element = after(anchor);
		element.classList.add(className);
		anchor.after(element);
	}
}