HTTP Client Comparison

r2.js

const r2 = require('r2')

let doJsonThing = async (path, propname) => {
  let res = await r2(`http://api.com${path}`).json
  return res[propname]
}

request.js

const request = require('request')

let doJsonThing = (path, propname, cb) => {
  request(`http://api.com${path}`, {json: true}, (err, resp, body) => {
    if (err) return cb(err)
    if (resp.statusCode < 200 || resp.statusCode > 299) {
      return cb(new Error(`Status not 200, ${resp.statusCode}`))
    }
    cb(null, body[propname])
  }
}

@mikeal there's also response.ok which maps to what you wrote. https://fetch.spec.whatwg.org/#ref-for-dom-response-ok①.

Wait I'm being an idiot, that was the old example. Ignore me.

Thanks for the detailed explanation, @mikeal -- interesting PoC

I want to believe you; I feel like there is something powerful I'm missing. But I don't understand your answer to @bluepnume and @bahmutov.
@jakearchibald: I'll take over the idiot badge ;)