Added error handling for non-CORS requests.

2025-12-05 23:53:27 +00:00 · 2017-06-09 14:53:15 +00:00
parent 52426bc1a4
commit 127364e8a4
2 changed files with 5 additions and 1 deletions
--- a/src/core/operations/HTTP.js
+++ b/src/core/operations/HTTP.js
@@ -126,6 +126,10 @@ const HTTP = {

        return fetch(url, config)
        .then(r => {
+            if (r.status === 0 && r.type === "opaque") {
+                return "Error: Null response. Try setting the connection mode to CORS.";
+            }
+
            if (showResponseMetadata) {
                let headers = "";
                for (let pair of r.headers.entries()) {