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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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42
web/pdf_print_service.js
View file

@ -23,7 +23,7 @@ let overlayManager = null;
// Renders the page to the canvas of the given print service, and returns
// the suggested dimensions of the output page.
function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
let scratchCanvas = activeService.scratchCanvas;
const scratchCanvas = activeService.scratchCanvas;
// The size of the canvas in pixels for printing.
const PRINT_RESOLUTION = AppOptions.get("printResolution") || 150;
@ -32,10 +32,10 @@ function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
// The physical size of the img as specified by the PDF document.
let width = Math.floor(size.width * CSS_UNITS) + "px";
let height = Math.floor(size.height * CSS_UNITS) + "px";
const width = Math.floor(size.width * CSS_UNITS) + "px";
const height = Math.floor(size.height * CSS_UNITS) + "px";
let ctx = scratchCanvas.getContext("2d");
const ctx = scratchCanvas.getContext("2d");
ctx.save();
ctx.fillStyle = "rgb(255, 255, 255)";
ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
@ -44,7 +44,7 @@ function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
return pdfDocument
.getPage(pageNumber)
.then(function(pdfPage) {
let renderContext = {
const renderContext = {
canvasContext: ctx,
transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
viewport: pdfPage.getViewport({ scale: 1, rotation: size.rotation }),
@ -79,7 +79,7 @@ PDFPrintService.prototype = {
const body = document.querySelector("body");
body.setAttribute("data-pdfjsprinting", true);
let hasEqualPageSizes = this.pagesOverview.every(function(size) {
const hasEqualPageSizes = this.pagesOverview.every(function(size) {
return (
size.width === this.pagesOverview[0].width &&
size.height === this.pagesOverview[0].height
@ -102,7 +102,7 @@ PDFPrintService.prototype = {
// https://bugzil.la/851441), the next stylesheet will be ignored and the
// user has to select the correct paper size in the UI if wanted.
this.pageStyleSheet = document.createElement("style");
let pageSize = this.pagesOverview[0];
const pageSize = this.pagesOverview[0];
this.pageStyleSheet.textContent =
// "size:<width> <height>" is what we need. But also add "A4" because
// Firefox incorrectly reports support for the other value.
@ -144,15 +144,15 @@ PDFPrintService.prototype = {
},
renderPages() {
let pageCount = this.pagesOverview.length;
let renderNextPage = (resolve, reject) => {
const pageCount = this.pagesOverview.length;
const renderNextPage = (resolve, reject) => {
this.throwIfInactive();
if (++this.currentPage >= pageCount) {
renderProgress(pageCount, pageCount, this.l10n);
resolve();
return;
}
let index = this.currentPage;
const index = this.currentPage;
renderProgress(index, pageCount, this.l10n);
renderPage(this, this.pdfDocument, index + 1, this.pagesOverview[index])
.then(this.useRenderedPage.bind(this))
@ -165,11 +165,11 @@ PDFPrintService.prototype = {
useRenderedPage(printItem) {
this.throwIfInactive();
let img = document.createElement("img");
const img = document.createElement("img");
img.style.width = printItem.width;
img.style.height = printItem.height;
let scratchCanvas = this.scratchCanvas;
const scratchCanvas = this.scratchCanvas;
if ("toBlob" in scratchCanvas && !this.disableCreateObjectURL) {
scratchCanvas.toBlob(function(blob) {
img.src = URL.createObjectURL(blob);
@ -178,7 +178,7 @@ PDFPrintService.prototype = {
img.src = scratchCanvas.toDataURL();
}
let wrapper = document.createElement("div");
const wrapper = document.createElement("div");
wrapper.appendChild(img);
this.printContainer.appendChild(wrapper);
@ -217,7 +217,7 @@ PDFPrintService.prototype = {
},
};
let print = window.print;
const print = window.print;
window.print = function print() {
if (activeService) {
console.warn("Ignored window.print() because of a pending print job.");
@ -241,7 +241,7 @@ window.print = function print() {
});
return; // eslint-disable-line no-unsafe-finally
}
let activeServiceOnEntry = activeService;
const activeServiceOnEntry = activeService;
activeService
.renderPages()
.then(function() {
@ -264,7 +264,7 @@ window.print = function print() {
};
function dispatchEvent(eventType) {
let event = document.createEvent("CustomEvent");
const event = document.createEvent("CustomEvent");
event.initCustomEvent(eventType, false, false, "custom");
window.dispatchEvent(event);
}
@ -277,10 +277,10 @@ function abort() {
}
function renderProgress(index, total, l10n) {
let progressContainer = document.getElementById("printServiceOverlay");
let progress = Math.round((100 * index) / total);
let progressBar = progressContainer.querySelector("progress");
let progressPerc = progressContainer.querySelector(".relative-progress");
const progressContainer = document.getElementById("printServiceOverlay");
const progress = Math.round((100 * index) / total);
const progressBar = progressContainer.querySelector("progress");
const progressPerc = progressContainer.querySelector(".relative-progress");
progressBar.value = progress;
l10n.get("print_progress_percent", { progress }, progress + "%").then(msg => {
progressPerc.textContent = msg;
@ -316,7 +316,7 @@ window.addEventListener(
if ("onbeforeprint" in window) {
// Do not propagate before/afterprint events when they are not triggered
// from within this polyfill. (FF /IE / Chrome 63+).
let stopPropagationIfNeeded = function(event) {
const stopPropagationIfNeeded = function(event) {
if (event.detail !== "custom" && event.stopImmediatePropagation) {
event.stopImmediatePropagation();
}