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deduplicate keys in prefs.subscribe

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tophf 2021-03-14 20:30:44 +03:00
parent a7ae3fbc55
commit 21d902c48c
1 changed files with 2 additions and 1 deletions
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3
js/prefs.js
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@ -197,7 +197,8 @@
async subscribe(keys, fn, {runNow} = {}) { async subscribe(keys, fn, {runNow} = {}) {
const toRun = []; const toRun = [];
if (keys) { if (keys) {
for (const key of Array.isArray(keys) ? keys : [keys]) { const uniqKeys = new Set(Array.isArray(keys) ? keys : [keys]);
for (const key of uniqKeys) {
if (!isKnown(key)) continue; if (!isKnown(key)) continue;
const listeners = onChange.specific[key] || const listeners = onChange.specific[key] ||
(onChange.specific[key] = new Set()); (onChange.specific[key] = new Set());