/*
function indexationOption that return a Promise object. This function will be called
if the "-i" option given in command line. Starting the indexation of the
cache dir path given is ./config.json file.
function indexationOption() {
    return new Promise((resolve, reject) => {
        logger_1.logger.log('info', `Starting indexation...`);
        indexation(configContent.previousCacheDir)
            .on('indexDone', () => {
            logger_1.logger.log('success', `Indexation done\n`);
            resolve();
        })
            .on('indexError', (err) => {
            logger_1.logger.log('error', `${err}`);
            reject(err);
        });
    });
}