(node:50918) UnhandledPromiseRejectionWarning: AssertionError [ERR_ASSERTION]: rimraf: callback function required
at rimraf (/Users/justinyork/genward/genward-api/node_modules/geolite2-redist/node_modules/rimraf/rimraf.js:56:10)
at /Users/justinyork/genward/genward-api/node_modules/geolite2-redist/index.js:90:6
I think it's caused by this line:
https://github.com/GitSquared/node-geolite2-redist/blob/f58b422ad11d4b15ac487245a745c3768c50cd50/index.js#L90
This is the error logged to the console right before it: