mikebroberts

import { BatchWriteCommand, DynamoDBDocumentClient, paginateScan } from '@aws-sdk/lib-dynamodb'
import { DynamoDBClient } from '@aws-sdk/client-dynamodb'

function filterKeys<T extends object>(object: T, keyPredicate: (key: string) => boolean) {
  return object ? Object.fromEntries(Object.entries(object).filter(([key]) => keyPredicate(key))) : object
}

function selectKeys<T extends object>(object: T, keys: string[]) {
  return filterKeys(object, (key) => keys.includes(key))
}