@luminati-io/webdriverio8/build/utils/refetchElement.js

Next-gen browser and mobile automation test framework for Node.js

import implicitWait from './implicitWait.js';
/**
 * helper utility to refetch an element and all its parent elements when running
 * into stale element exception errors
 */
export default async function refetchElement(currentElement, commandName) {
    const selectors = [];
    //Crawl back to the browser object, and cache all selectors
    while (currentElement.elementId && currentElement.parent) {
        selectors.push({ selector: currentElement.selector, index: currentElement.index || 0 });
        currentElement = currentElement.parent;
    }
    selectors.reverse();
    const length = selectors.length;
    // Beginning with the browser object, rechain
    return selectors.reduce(async (elementPromise, { selector, index }, currentIndex) => {
        const resolvedElement = await elementPromise;
        let nextElement = index > 0 ? (await resolvedElement.$$(selector))[index] : null;
        nextElement = nextElement || await resolvedElement.$(selector);
        /**
         *  For error purposes, changing command name to '$' if we aren't
         *  on the last element of the array
         */
        return await implicitWait(nextElement, currentIndex + 1 < length ? '$' : commandName);
    }, Promise.resolve(currentElement));
}
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