@wdio/devtools-service/build/gatherer/devtools.js

A WebdriverIO service that allows you to run Chrome DevTools commands in your tests

export default class DevtoolsGatherer {
    _logs = [];
    onMessage(msgObj) {
        this._logs.push(msgObj);
    }
    /**
     * retrieve logs and clean cache
     */
    getLogs() {
        return this._logs.splice(0, this._logs.length);
    }
}