From 6f76645f4cf0005ddb1022406fdf259a5117ce26 Mon Sep 17 00:00:00 2001
From: toasted-nutbread <toasted-nutbread@users.noreply.github.com>
Date: Sun, 28 Feb 2021 13:33:33 -0500
Subject: Use a Set instead of an array (#1463)

---
 ext/js/display/display-generator.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'ext/js')

diff --git a/ext/js/display/display-generator.js b/ext/js/display/display-generator.js
index 91dc0862..1d824507 100644
--- a/ext/js/display/display-generator.js
+++ b/ext/js/display/display-generator.js
@@ -724,15 +724,15 @@ class DisplayGenerator {
 
     _getPitchAccentCategories(pitches) {
         if (pitches.length === 0) { return null; }
-        const categories = [];
+        const categories = new Set();
         for (const {reading, pitches: pitches2} of pitches) {
             for (const {position} of pitches2) {
                 const category = this._japaneseUtil.getPitchCategory(reading, position, false);
                 if (category !== null) {
-                    categories.push(category);
+                    categories.add(category);
                 }
             }
         }
-        return categories.length > 0 ? categories.join(' ') : null;
+        return categories.size > 0 ? [...categories].join(' ') : null;
     }
 }
-- 
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