From 86d95e57c923e54ee0ba596afc7a36f2bb16da12 Mon Sep 17 00:00:00 2001
From: Amar Chand <amar.c@greyorange.com>
Date: Tue, 23 Aug 2022 18:18:25 +0530
Subject: [PATCH] Adds option to flush cache after ttl

---
 src/simple_cache.erl | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/simple_cache.erl b/src/simple_cache.erl
index 766034b..9516009 100644
--- a/src/simple_cache.erl
+++ b/src/simple_cache.erl
@@ -90,7 +90,13 @@ get(CacheName, LifeTime, Key, FunResult, Options) ->
             true -> prometheus_summary:observe(simple_cache_hit_boolean, [CacheName], 0);
             false -> ok
           end,
-          create_value(CacheName, LifeTime, Key, FunResult);
+          case maps:get(flush_after_ttl, Options, false) of
+            false ->
+              create_value(CacheName, LifeTime, Key, FunResult);
+            teue ->
+              flush(CacheName, Key),
+              {error, expired}
+          end;
         true ->
           case CollectMetric of
             true -> prometheus_summary:observe(simple_cache_hit_boolean, [CacheName], 1);