From 1193b2836373d9eb76cf64364de5d2dec4020e74 Mon Sep 17 00:00:00 2001
From: davebeckman <davejbeckman@gmail.com>
Date: Fri, 23 Mar 2018 13:59:52 -0500
Subject: [PATCH] Handle HTTP status errors (#20)

---
 index.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index fdb3ad5..2b5f646 100644
--- a/index.js
+++ b/index.js
@@ -5,7 +5,12 @@ const baseUrl = 'https://min-api.cryptocompare.com/data/'
 
 function fetchJSON (url) {
   return fetch(url)
-    .then(res => res.json())
+    .then(res => {
+      if (!res.ok) {
+        throw new Error(`${res.status} ${res.statusText}`)
+      }
+      return res.json()
+    })
     .then(body => {
       if (body.Response === 'Error') throw body.Message
       return body