From af0050aba7ffe9d6d275aa722e7271a7449ecdbf Mon Sep 17 00:00:00 2001
From: John Factotum <50942278+johnfactotum@users.noreply.github.com>
Date: Wed, 26 Oct 2022 06:07:15 +0000
Subject: [PATCH] MOBI: fix duplicated anchors

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

diff --git a/mobi.js b/mobi.js
index 5126d61..3b72840 100644
--- a/mobi.js
+++ b/mobi.js
@@ -725,9 +725,9 @@ class MOBI6 {
         // which will be used to insert anchor elements
         // because only then can they be referenced in the DOM
         this.#fileposList = [...new Set(fileposInNCX
-            .concat(Array.from(str.matchAll(fileposRegex), m => m[1]))
+            .concat(Array.from(str.matchAll(fileposRegex), m => m[1])))]
             .map(filepos => ({ filepos, number: Number(filepos) }))
-            .sort((a, b) => a.number - b.number))]
+            .sort((a, b) => a.number - b.number)
 
         this.metadata = this.mobi.getMetadata()
         this.getCover = this.mobi.getCover.bind(this.mobi)