Function mount

packages/playground/src/util/Dom.ts:59–66

(container: HTMLElement, selector: string, component: T)

}

export function mount<T extends Mountable>(container: HTMLElement, selector: string, component: T): T {
    const placeholder = container.querySelector(selector);
    if (!placeholder) {
        throw new Error(`mount: placeholder '${selector}' not found in container`);
    }
    placeholder.replaceWith(component.root);
    return component;
}