const nodeFetch = require('node-fetch')
const realFetch = nodeFetch.default || nodeFetch

const fetch = function (url, options) {
  // Support schemaless URIs on the server for parity with the browser.
  // Ex: //github.com/ -> https://github.com/
  if (/^\/\//.test(url)) {
    url = 'https:' + url
  }
  return realFetch.call(this, url, options)
}

fetch.ponyfill = true

module.exports = exports = fetch
exports.fetch = fetch
exports.Headers = nodeFetch.Headers
exports.Request = nodeFetch.Request
exports.Response = nodeFetch.Response

// Needed for TypeScript consumers without esModuleInterop.
exports.default = fetch