network interface for Apollo Client that throws away errors

configureApolloClient.js

import ApolloClient, { createNetworkInterface } from 'apollo-client'

const GRAPHQL_ENDPOINT_URL = "…"

const baseNetworkInterface = createNetworkInterface({ uri: GRAPHQL_ENDPOINT_URL })

// Create our own network interface that delegates to Apollo's and ignores errors
const networkInterface = {
  query: (...args) => {
    return baseNetworkInterface
      .query(...args)
      .then((res) => {
        const { data, errors } = res
        if (errors && errors.length > 0) {
          errors.forEach((e) => {
            const error = new Error(e.errorType)
            console.error(error)
          })
          // if the result contains data as well as errors, discard the errors and return a "valid" response
          if (data !== null) {
            return { data }
          }
        }
        return res
      })
  }
}

export default function configureApolloClient(options = {}) {
  return new ApolloClient({
    ...options,
    networkInterface,
  })
}