clear all AWS config rules for a region

clearconfig.js

let AWS = require('aws-sdk');
let configservice = new AWS.ConfigService({region: process.argv[2]});

const describeParams = {};

configservice.describeConfigRules(describeParams, function(err, data) {
  if (err) console.log(err, err.stack); // an error occurred
  else {
      for (let ruleIndex in data.ConfigRules) {
          let params = {
              ConfigRuleName: data.ConfigRules[ruleIndex].ConfigRuleName  /* required */
            };
            configservice.deleteConfigRule(params, function(deleteErr, deleteData) {
              if (deleteErr) console.log(deleteErr, deleteErr.stack); // an error occurred
              else     console.log(deleteData);           // successful response
            });
      }
  }
});