@ou-imdt/utils/lib/defineCustomElement.js

Utility library for interactive media development

/**
 * Defines a custom HTML element if it hasn't been defined already.
 * @param {string} tag - The tag name of the custom element.
 * @param {Function} constructor - The constructor function for the custom element.
 * @param {ElementDefinitionOptions} [options] - Additional options for the custom element.
 */
export default function defineCustomElement(tag, constructor, options) {
  if (!customElements.get(tag)) {
    customElements.define(tag, constructor, options);
  }
}