Account for node-fetch exporting default. Fixes #122

Author: developit

packages/isomorphic-unfetch/index.js

@@ -1,5 +1,6 @@
+function r(m){return m && m.default || m;}
 module.exports = global.fetch = global.fetch || (
-	typeof process=='undefined' ? (require('unfetch').default || require('unfetch')) : (function(url, opts) {
-		return require('node-fetch')(url.replace(/^\/\//g,'https://'), opts);
+	typeof process=='undefined' ? r(require('unfetch')) : (function(url, opts) {
+		return r(require('node-fetch'))(url.replace(/^\/\//g,'https://'), opts);
 	})
 );