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import select from 'select-dom';
import {getScopedSelector} from '../github-helpers';
/**
* Append to an element, but before a element that might not exist.
* @param parent Element (or its selector) to which append the `child`
* @param before Selector of the element that `child` should be inserted before
* @param child Element to append
* @example
*
* <parent>
* <yes/>
* <oui/>
* <nope/>
* </parent>
*
* appendBefore('parent', 'nope', <sì/>);
*
* <parent>
* <yes/>
* <oui/>
* <sì/>
* <nope/>
* </parent>
*/
export const appendBefore = (parent: string | Element, before: string, child: Element): void => {
if (typeof parent === 'string') {
parent = select(parent)!;
}
// Select direct children only
const beforeElement = select(getScopedSelector(before), parent);
if (beforeElement) {
beforeElement.before(child);
} else {
parent.append(child);
}
};
export const wrap = (target: Element | ChildNode, wrapper: Element): void => {
target.before(wrapper);
wrapper.append(target);
};
export const wrapAll = (targets: Array<Element | ChildNode>, wrapper: Element): void => {
targets[0].before(wrapper);
wrapper.append(...targets);
};
export const isEditable = (node: unknown): boolean => {
return node instanceof HTMLTextAreaElement ||
node instanceof HTMLInputElement ||
(node instanceof HTMLElement && node.isContentEditable);
};
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