Recursively fetch API gateway rest API data

recursively-fetch-apigateway-apis.js

const AWS = require('aws-sdk')
const apiGateway = new AWS.APIGateway()

async function fetchAllApis() {
  let getRestApisResult = await apiGateway.getRestApis().promise()
  let apis = getRestApisResult.items
  while (getRestApisResult.$response.hasNextPage()) {
    getRestApisResult = await (getRestApisResult.$response.nextPage()).promise()
    apis = apis.concat(getRestApisResult.items)
  }
  return apis
}