From 77feba43eb03eb5201ef77a3606178533390e579 Mon Sep 17 00:00:00 2001
From: Duell10111 <duell10111@t-online.de>
Date: Tue, 26 Jan 2021 15:33:11 +0100
Subject: [PATCH 1/3] Added PruneCallback to cache.ts

---
 src/cache.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/cache.ts b/src/cache.ts
index 3f7153a..a8d0c15 100644
--- a/src/cache.ts
+++ b/src/cache.ts
@@ -3,6 +3,7 @@ export interface ICacheOptions {
     backend: any;
     namespace: string;
     policy: ICachePolicy;
+    prunecallback? : ((keys : string[]) => void);
 }
 
 export interface ICachePolicy {
@@ -14,11 +15,13 @@ export default class Cache {
     protected backend: any;
     protected namespace: string;
     protected policy: ICachePolicy;
+    protected prunecallback? : ((keys : string[]) => void);
 
     constructor(options: ICacheOptions) {
         this.namespace = options.namespace;
         this.backend = options.backend;
         this.policy = options.policy;
+        this.prunecallback = options.prunecallback;
         let ttl = this.policy.stdTTL;
         if (!ttl || typeof(ttl) !== 'number') {
             ttl = 0;
@@ -53,6 +56,10 @@ export default class Cache {
 
         await Promise.all(removePromises);
 
+        if(this.prunecallback !== undefined){
+            this.prunecallback(victimList);
+        }
+
         const survivorList = lru.slice(victimCount);
         return this.setLRU(survivorList);
     }

From 69c001280ddf434bee8eecd2ddb21e4fecebe08e Mon Sep 17 00:00:00 2001
From: Duell10111 <duell10111@t-online.de>
Date: Wed, 27 Jan 2021 00:42:03 +0100
Subject: [PATCH 2/3] Changed to call callback only when victimlist is not
 empty

---
 src/cache.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cache.ts b/src/cache.ts
index a8d0c15..41831e6 100644
--- a/src/cache.ts
+++ b/src/cache.ts
@@ -56,7 +56,7 @@ export default class Cache {
 
         await Promise.all(removePromises);
 
-        if(this.prunecallback !== undefined){
+        if(this.prunecallback !== undefined && victimList.length > 0){
             this.prunecallback(victimList);
         }
 

From fed87b32fa188d95150cb69ef619cc170b33e8ae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konstantin=20Sp=C3=A4th?= <duell10111@t-online.de>
Date: Wed, 9 Jun 2021 22:18:24 +0200
Subject: [PATCH 3/3] Fixed two bugs occurred while building - Removed dist
 delete because of Errors with Windows OS - Fixed missing property in test
 case

---
 package.json      | 2 +-
 src/cache.test.ts | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/package.json b/package.json
index 8d17b8c..dde0ba5 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "types": "./dist/index.d.ts",
     "scripts": {
         "prebuild": "tslint -c tslint.json -p tsconfig.json --fix",
-        "build": "rm -rf dist && tsc",
+        "build": "tsc",
         "prepublish": "npm test",
         "test": "npm run build && jest --coverage"
     },
diff --git a/src/cache.test.ts b/src/cache.test.ts
index fdbc2ac..c701c74 100644
--- a/src/cache.test.ts
+++ b/src/cache.test.ts
@@ -4,6 +4,7 @@ import MemoryStore from "../src/memoryStore";
 const cache = new Cache({
     namespace: "test",
     policy: {
+        stdTTL: 0,
         maxEntries: 1
     },
     backend: MemoryStore