1 files changed, 25 insertions, 0 deletions
diff --git a/lib/cepis/RateLimitedException.php b/lib/cepis/RateLimitedException.php
new file mode 100644
index 0000000..579fe7b
--- /dev/null
+++ b/lib/cepis/RateLimitedException.php
@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Cepis;
+
+/**
+ * The API (or the edge in front of it) answered 429 on every attempt.
+ */
+final class RateLimitedException extends \RuntimeException implements CepisException
+{
+    /**
+     * @param float|null $retryAfter What the server asked for, in seconds, or
+     *     `null` if it did not say. The client already honoured this across
+     *     the attempts it made; it is exposed for callers who want to
+     *     reschedule the work.
+     */
+    public function __construct(
+        string $message,
+        public readonly ?float $retryAfter = null,
+        ?\Throwable $previous = null,
+    ) {
+        parent::__construct($message, 0, $previous);
+    }
+}