From f99ee5e59ae8672453862e2ffad9d6823c9c8268 Mon Sep 17 00:00:00 2001
From: Sam Poder <sam.r.poder@gmail.com>
Date: Sat, 30 Sep 2023 00:24:57 -0700
Subject: [PATCH 1/2] Allow For Previous Occurrences To Be Imported When
 Initiating Class

---
 index.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index dc8c3f1..9f9391e 100644
--- a/index.js
+++ b/index.js
@@ -9,10 +9,10 @@ export default class BananaSlug {
   /**
    * Create a new slug class.
    */
-  constructor () {
+  constructor (previousOccurrences) {
     /** @type {Record<string, number>} */
     // eslint-disable-next-line no-unused-expressions
-    this.occurrences
+    this.occurrences = previousOccurrences ? previousOccurrences.reduce((obj, key) => ({ ...obj, [key]: 1 }), {}) : Object.create(null)
 
     this.reset()
   }

From 9ce785567704a1455df1fa029ea74dfe40311e63 Mon Sep 17 00:00:00 2001
From: Sam Poder <sam.r.poder@gmail.com>
Date: Sat, 30 Sep 2023 00:31:42 -0700
Subject: [PATCH 2/2] Handle "-1", "-2" etc.

---
 index.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index 9f9391e..0f2a118 100644
--- a/index.js
+++ b/index.js
@@ -12,8 +12,16 @@ export default class BananaSlug {
   constructor (previousOccurrences) {
     /** @type {Record<string, number>} */
     // eslint-disable-next-line no-unused-expressions
-    this.occurrences = previousOccurrences ? previousOccurrences.reduce((obj, key) => ({ ...obj, [key]: 1 }), {}) : Object.create(null)
-
+    if(previousOccurrences){
+      this.occurrences = previousOccurrences.reduce((obj, slug) => {
+        const strippedSlug = slug.replace(/-\d+$/, '');
+        obj[strippedSlug] = (obj[strippedSlug] || 0) + 1;
+        return obj;
+      }, {});
+    }
+    else {
+      this.occurrences
+    }
     this.reset()
   }