[BUG] in sample: delete-unused-accounts-cron

[polarby]

How to reproduce the issue

Deploy function or run the function locally via the shell.

Debug output

TypeError: PromisePool is not a constructor

irebase > ⚠  functions: TypeError: PromisePool is not a constructor
    at /Users/*/Documents/*/*-Backend/functions/external/user/user_cleanUp.js:34:25
    at processTicksAndRejections (node:internal/process/task_queues:96:5)
    at async runFunction (/usr/local/lib/node_modules/firebase-tools/lib/emulator/functionsEmulatorRuntime.js:547:9)
    at async runBackground (/usr/local/lib/node_modules/firebase-tools/lib/emulator/functionsEmulatorRuntime.js:559:5)
    at async processBackground (/usr/local/lib/node_modules/firebase-tools/lib/emulator/functionsEmulatorRuntime.js:542:5)
    at async invokeTrigger (/usr/local/lib/node_modules/firebase-tools/lib/emulator/functionsEmulatorRuntime.js:624:13)
    at async handleMessage (/usr/local/lib/node_modules/firebase-tools/lib/emulator/functionsEmulatorRuntime.js:717:9)
⚠  Your function was killed because it raised an unhandled error.

Actual behavior

Run function as described in docs.

[polarby]

Changed the import to const PromisePool = require('es6-promise-pool');and it worked. Also, make sure to have es6-promise-pool installed. (Call npm i es6-promise-pool)