@blackglory/wait-for/lib/wait-for-detached.js

A module for waiting for things to happen.

import { fromMutationObserver } from "./utils/from-mutation-observer.js";
import { filter, mergeMap } from 'rxjs/operators';
export function waitForDetached(...nodes) {
    return new Promise(resolve => {
        if (isDetached(nodes))
            return resolve();
        const observer = fromMutationObserver(document.documentElement, { childList: true, subtree: true }).pipe(mergeMap(mutations => mutations), filter(isRemovedNodesMutation)).subscribe(() => {
            if (isDetached(nodes)) {
                observer.unsubscribe();
                resolve();
            }
        });
    });
}
function isDetached(nodes) {
    return nodes.every(x => !document.documentElement.contains(x));
}
function isRemovedNodesMutation(mutation) {
    return !!mutation.removedNodes;
}
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