salix/front/salix/bootstrap.js

import {ng} from 'core/vendor';
import appName from './module';

export const bootstrap = () => {
    const selector = 'selector';

    let _script = document.currentScript || (() => {
        let scripts = document.getElementsByTagName('script');
        return scripts[scripts.length - 1];
    })();

    let _element = _script && document.querySelector(_script.getAttribute(selector));
    if (!_element)
        throw new Error('Element is not defined');

    ng.bootstrap(_element, [appName]);
};