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Use more optional chaining in the web/-folder (PR 12961 follow-up)

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I overlooked these cases previously, but there's no reason why optional chaining (and nullish coalescing) cannot be used here as well.
This commit is contained in:
Jonas Jenwald 2021-03-07 16:12:29 +01:00
parent bdde621366
commit bc13932ac1
2 changed files with 4 additions and 7 deletions
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4
web/pdf_find_controller.js
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@ -771,7 +771,7 @@ class PDFFindController {
total = this._matchesCountTotal;
if (matchIdx !== -1) {
for (let i = 0; i < pageIdx; i++) {
current += (this._pageMatches[i] && this._pageMatches[i].length) || 0;
current += this._pageMatches[i]?.length || 0;
}
current += matchIdx + 1;
}
@ -797,7 +797,7 @@ class PDFFindController {
state,
previous,
matchesCount: this._requestMatchesCount(),
rawQuery: this._state ? this._state.query : null,
rawQuery: this._state?.query ?? null,
});
}
}

7
web/pdf_sidebar_resizer.js
View File

@ -53,10 +53,7 @@ class PDFSidebarResizer {
* @type {number}
*/
get outerContainerWidth() {
if (!this._outerContainerWidth) {
this._outerContainerWidth = this.outerContainer.clientWidth;
}
return this._outerContainerWidth;
return (this._outerContainerWidth ||= this.outerContainer.clientWidth);
}
/**
@ -135,7 +132,7 @@ class PDFSidebarResizer {
this.eventBus._on("resize", evt => {
// When the *entire* viewer is resized, such that it becomes narrower,
// ensure that the sidebar doesn't end up being too wide.
if (!evt || evt.source !== window) {
if (evt?.source !== window) {
return;
}
// Always reset the cached width when the viewer is resized.