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fixup d843b4e2: a shallow copy is needed

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This commit is contained in:
tophf 2017-09-03 22:34:42 +03:00
parent 50239a49df
commit 538da08a95
1 changed files with 6 additions and 4 deletions
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10
background/storage.js
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@ -318,13 +318,12 @@ function filterStylesInternal({
const styles = id === null
? cachedStyles.list
: [cachedStyles.byId.get(id)];
const filtered = asHash ? blankHash : [];
if (!styles[0]) {
// may happen when users [accidentally] reopen an old URL
// of edit.html with a non-existent style id parameter
return filtered;
return asHash ? blankHash : [];
}
const filtered = asHash ? {} : [];
const needSections = asHash || matchUrl !== null;
const matchUrlBase = matchUrl && matchUrl.includes('#') && matchUrl.split('#', 1)[0];
@ -361,7 +360,10 @@ function filterStylesInternal({
cleanupCachedFilters();
}
return filtered;
// a shallow copy is needed because the cache doesn't store options like disableAll
return asHash
? Object.assign(blankHash, filtered)
: filtered;
}