Wrapping Fetchr middleware to make it consumable with Koa

app.js

"use strict";

const koa = require('koa');
const bodyparser = require('koa-bodyparser');
const koaFetchr = require('koa-fetchr');
const fetchr = require('fetchr');

const app = koa();

app.use(bodyparser());

app.use(koaFetchr(fetchr));

app.listen(3000);

koa-fetchr.js

"use strict";

module.exports = function (fetchr) {
  return function* (next) {
    const mw = fetchr.middleware();
    this.req.path = this.req.url;
    mw(this.req, this.res);
    return yield* next;
  }
}