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Use a Set instead of an array (#1463)

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toasted-nutbread 2021-02-28 13:33:33 -05:00 committed by GitHub
parent 445f87ebdb
commit 6f76645f4c
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1 changed files with 3 additions and 3 deletions
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ext/js/display/display-generator.js
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@ -724,15 +724,15 @@ class DisplayGenerator {
_getPitchAccentCategories(pitches) { _getPitchAccentCategories(pitches) {
if (pitches.length === 0) { return null; } if (pitches.length === 0) { return null; }
const categories = []; const categories = new Set();
for (const {reading, pitches: pitches2} of pitches) { for (const {reading, pitches: pitches2} of pitches) {
for (const {position} of pitches2) { for (const {position} of pitches2) {
const category = this._japaneseUtil.getPitchCategory(reading, position, false); const category = this._japaneseUtil.getPitchCategory(reading, position, false);
if (category !== null) { if (category !== null) {
categories.push(category); categories.add(category);
} }
} }
} }
return categories.length > 0 ? categories.join(' ') : null; return categories.size > 0 ? [...categories].join(' ') : null;
} }
} }