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Enable the ESLint prefer-const rule in the web/ directory

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Please find additional details about the ESLint rule at https://eslint.org/docs/rules/prefer-const

Note that this patch is generated automatically, by using the ESLint `--fix` argument, and will thus require some additional clean-up (which is done separately).
This commit is contained in:
Jonas Jenwald 2019-12-27 00:22:32 +01:00
parent 9c767e3875
commit 5d14e68bec
36 changed files with 367 additions and 367 deletions
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24
web/pdf_presentation_mode.js
View file

@ -116,9 +116,9 @@ class PDFPresentationMode {
evt.preventDefault();
let delta = normalizeWheelEventDelta(evt);
let currentTime = new Date().getTime();
let storedTime = this.mouseScrollTimeStamp;
const delta = normalizeWheelEventDelta(evt);
const currentTime = new Date().getTime();
const storedTime = this.mouseScrollTimeStamp;
// If we've already switched page, avoid accidentally switching again.
if (
@ -137,9 +137,9 @@ class PDFPresentationMode {
this.mouseScrollDelta += delta;
if (Math.abs(this.mouseScrollDelta) >= PAGE_SWITCH_THRESHOLD) {
let totalDelta = this.mouseScrollDelta;
const totalDelta = this.mouseScrollDelta;
this._resetMouseScrollState();
let success =
const success =
totalDelta > 0 ? this._goToPreviousPage() : this._goToNextPage();
if (success) {
this.mouseScrollTimeStamp = currentTime;
@ -160,7 +160,7 @@ class PDFPresentationMode {
* @private
*/
_goToPreviousPage() {
let page = this.pdfViewer.currentPageNumber;
const page = this.pdfViewer.currentPageNumber;
// If we're at the first page, we don't need to do anything.
if (page <= 1) {
return false;
@ -173,7 +173,7 @@ class PDFPresentationMode {
* @private
*/
_goToNextPage() {
let page = this.pdfViewer.currentPageNumber;
const page = this.pdfViewer.currentPageNumber;
// If we're at the last page, we don't need to do anything.
if (page >= this.pdfViewer.pagesCount) {
return false;
@ -254,7 +254,7 @@ class PDFPresentationMode {
* @private
*/
_exit() {
let page = this.pdfViewer.currentPageNumber;
const page = this.pdfViewer.currentPageNumber;
this.container.classList.remove(ACTIVE_SELECTOR);
// Ensure that the correct page is scrolled into view when exiting
@ -288,7 +288,7 @@ class PDFPresentationMode {
if (evt.button === 0) {
// Enable clicking of links in presentation mode. Note: only links
// pointing to destinations in the current PDF document work.
let isInternalLink =
const isInternalLink =
evt.target.href && evt.target.classList.contains("internalLink");
if (!isInternalLink) {
// Unless an internal link was clicked, advance one page.
@ -384,9 +384,9 @@ class PDFPresentationMode {
return;
}
let delta = 0;
let dx = this.touchSwipeState.endX - this.touchSwipeState.startX;
let dy = this.touchSwipeState.endY - this.touchSwipeState.startY;
let absAngle = Math.abs(Math.atan2(dy, dx));
const dx = this.touchSwipeState.endX - this.touchSwipeState.startX;
const dy = this.touchSwipeState.endY - this.touchSwipeState.startY;
const absAngle = Math.abs(Math.atan2(dy, dx));
if (
Math.abs(dx) > SWIPE_MIN_DISTANCE_THRESHOLD &&
(absAngle <= SWIPE_ANGLE_THRESHOLD ||