From 79acba1b716685bb601e05a2e9824eefd19d1f5d Mon Sep 17 00:00:00 2001
From: Ivar Refsdal <ivar.refsdal@nsd.no>
Date: Mon, 27 Sep 2021 14:36:24 +0200
Subject: Add :valid-payload? function

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'README.md')

diff --git a/README.md b/README.md
index 314c779..7e49431 100644
--- a/README.md
+++ b/README.md
@@ -146,6 +146,8 @@ the payload. It can be added like this:
   ; An optional map of queue opts
   {:allow-cas-failure? true ; Treat [:db.cas ...] failures as success. This is one way for the
                             ; consumer function to ensure idempotence.
+   :valid-payload? (fn [payload] (some? (:id payload))) ; Function that verifies payload. Should return truthy for valid payloads.
+                                                        ; The default function always returns true.
    :max-retries 10})        ; Specify maximum number of times an item will be retried. Default: 100
 ```
 
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