vue-cli/packages/@vue/cli-ui/apollo-server/context.js

const { db } = require('./util/db')
const pubsub = require('./pubsub')

// Context passed to all resolvers (third argument)
// eslint-disable-next-line no-unused-vars
module.exports = ({ req } = {}) => {
  return {
    db,
    pubsub
  }
}