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Introduce more optional chaining in the src/core/ folder

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After PR 12563 we're now free to use optional chaining in the worker-thread as well. (This patch also fixes one previously "missed" case in the `web/` folder.)

For the MOZCENTRAL build-target this patch reduces the total bundle-size by `1.6` kilobytes.
This commit is contained in:
Jonas Jenwald 2023-05-15 12:38:28 +02:00
parent c20c1b3362
commit 1b4a7c5965
27 changed files with 90 additions and 137 deletions
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2
src/core/xref.js
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@ -98,7 +98,7 @@ class XRef {
}
if (encrypt instanceof Dict) {
const ids = trailerDict.get("ID");
const fileId = ids && ids.length ? ids[0] : "";
const fileId = ids?.length ? ids[0] : "";
// The 'Encrypt' dictionary itself should not be encrypted, and by
// setting `suppressEncryption` we can prevent an infinite loop inside
// of `XRef_fetchUncompressed` if the dictionary contains indirect