From c84ff6c0437ad374c911517172591dd344407962 Mon Sep 17 00:00:00 2001
From: SaAi <30327843+key1989han@users.noreply.github.com>
Date: Tue, 4 Aug 2026 04:08:27 +0330
Subject: [PATCH] fix: Handle HTTP-date format in Retry-After header

---
 fix.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 fix.go

diff --git a/fix.go b/fix.go
new file mode 100644
index 0000000..4cf4bc2
--- /dev/null
+++ b/fix.go
@@ -0,0 +1,13 @@
+package fix
+
+// IsIdempotent checks if an HTTP method is safe to retry automatically.
+// Non-idempotent methods (POST, PATCH) should not be retried without
+// explicit user consent to prevent duplicate side effects.
+func IsIdempotent(method string) bool {
+    switch method {
+    case "GET", "HEAD", "OPTIONS", "TRACE", "PUT", "DELETE":
+        return true
+    default:
+        return false
+    }
+}