From 135eff4287c06aff9604a4d0b9ddea1740f6c836 Mon Sep 17 00:00:00 2001
From: Philipp Tanlak <philipp.tanlak@gmail.com>
Date: Thu, 19 Oct 2023 20:41:19 +0200
Subject: Avoid caching of rate limited or errored paged

---
 modules/cache/cache.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/modules/cache/cache.go b/modules/cache/cache.go
index 10762f9..4750e55 100644
--- a/modules/cache/cache.go
+++ b/modules/cache/cache.go
@@ -64,6 +64,12 @@ func (m *Module) AdaptTransport(t http.RoundTripper) http.RoundTripper {
 			return resp, err
 		}
 
+		// Avoid caching when running into rate limits or
+		// when the page errored.
+		if resp.StatusCode < 200 || resp.StatusCode > 299 {
+			return resp, err
+		}
+
 		encoded, err := httputil.DumpResponse(resp, true)
 		if err != nil {
 			return resp, err
-- 
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