Manually fix remaining ESLint errors

examples/acroforms/acroforms.js

@@ -38,7 +38,8 @@ loadingTask.promise.then(function(doc) {
           id: pageNum,
           scale: DEFAULT_SCALE,
           defaultViewport: pdfPage.getViewport(DEFAULT_SCALE),
-          annotationLayerFactory: new pdfjsViewer.DefaultAnnotationLayerFactory(),
+          annotationLayerFactory:
+            new pdfjsViewer.DefaultAnnotationLayerFactory(),
           renderInteractiveForms: true,
         });
 

examples/browserify/gulpfile.js

@@ -24,9 +24,11 @@ gulp.task('build-worker', function() {
   return browserify(workerSrc, { output: TMP_FILE_PREFIX + 'worker.tmp', })
     .bundle()
     .pipe(source(TMP_FILE_PREFIX + 'worker.tmp'))
-    .pipe(streamify(uglify({ compress: {
-      sequences: false, // Chrome has issue with the generated code if true
-    }, })))
+    .pipe(streamify(uglify({
+      compress: {
+        sequences: false, // Chrome has issue with the generated code if true
+      },
+    })))
     .pipe(rename('pdf.worker.bundle.js'))
     .pipe(gulp.dest(OUTPUT_PATH));
 });

examples/image_decoders/jpeg_viewer.js

@@ -68,11 +68,12 @@ var jpegData = jpegImage.getData({
 //
 var imageData = jpegCtx.createImageData(width, height);
 var imageBytes = imageData.data;
-for (var i = 0, j = 0, ii = width * height * 4; i < ii;) {
-  imageBytes[i++] = jpegData[j++];
-  imageBytes[i++] = jpegData[j++];
-  imageBytes[i++] = jpegData[j++];
-  imageBytes[i++] = 255;
+for (var j = 0, k = 0, jj = width * height * 4; j < jj;) {
+  imageBytes[j++] = jpegData[k++];
+  imageBytes[j++] = jpegData[k++];
+  imageBytes[j++] = jpegData[k++];
+  imageBytes[j++] = 255;
 }
-jpegCanvas.width = width, jpegCanvas.height = height;
+jpegCanvas.width = width;
+jpegCanvas.height = height;
 jpegCtx.putImageData(imageData, 0, 0);

examples/mobile-viewer/viewer.js

@@ -339,8 +339,9 @@ var PDFViewerApplication = {
         function() {
       PDFViewerApplication.page = (this.value | 0);
 
-      // Ensure that the page number input displays the correct value, even if the
-      // value entered by the user was invalid (e.g. a floating point number).
+      // Ensure that the page number input displays the correct value,
+      // even if the value entered by the user was invalid
+      // (e.g. a floating point number).
       if (this.value !== PDFViewerApplication.page.toString()) {
         this.value = PDFViewerApplication.page;
       }

examples/node/domstubs.js

@@ -96,7 +96,7 @@ DOMElement.prototype = {
 
   appendChild: function DOMElement_appendChild(element) {
     var childNodes = this.childNodes;
-    if (childNodes.indexOf(element) === -1) {
+    if (!childNodes.includes(element)) {
       childNodes.push(element);
     }
   },
@@ -152,10 +152,12 @@ DOMElementSerializer.prototype = {
           return ' xmlns:xlink="http://www.w3.org/1999/xlink"' +
                  ' xmlns:svg="http://www.w3.org/2000/svg"';
         }
+        /* falls through */
       case 2:  // Initialize variables for looping over attributes.
         ++this._state;
         this._loopIndex = 0;
         this._attributeKeys = Object.keys(node.attributes);
+        /* falls through */
       case 3:  // Serialize any attributes and end opening tag.
         if (this._loopIndex < this._attributeKeys.length) {
           var name = this._attributeKeys[this._loopIndex++];
@@ -170,6 +172,7 @@ DOMElementSerializer.prototype = {
         }
         ++this._state;
         this._loopIndex = 0;
+        /* falls through */
       case 5:  // Serialize child nodes (only for non-tspan/style elements).
         var value;
         while (true) {
@@ -186,6 +189,7 @@ DOMElementSerializer.prototype = {
             break;
           }
         }
+        /* falls through */
       case 6:  // Ending tag.
         ++this._state;
         return '</' + node.nodeName + '>';

examples/node/pdf2png/pdf2png.js

@@ -66,7 +66,8 @@ loadingTask.promise.then(function(pdfDocument) {
     // Render the page on a Node canvas with 100% scale.
     var viewport = page.getViewport(1.0);
     var canvasFactory = new NodeCanvasFactory();
-    var canvasAndContext = canvasFactory.create(viewport.width, viewport.height);
+    var canvasAndContext =
+      canvasFactory.create(viewport.width, viewport.height);
     var renderContext = {
       canvasContext: canvasAndContext.context,
       viewport: viewport,
@@ -81,7 +82,8 @@ loadingTask.promise.then(function(pdfDocument) {
         if (error) {
           console.error('Error: ' + error);
         } else {
-          console.log('Finished converting first page of PDF file to a PNG image.');
+          console.log(
+            'Finished converting first page of PDF file to a PNG image.');
         }
       });
     });

examples/node/pdf2svg.js

@@ -108,11 +108,12 @@ loadingTask.promise.then(function(doc) {
         var svgGfx = new pdfjsLib.SVGGraphics(page.commonObjs, page.objs);
         svgGfx.embedFonts = true;
         return svgGfx.getSVG(opList, viewport).then(function (svg) {
-          return writeSvgToFile(svg, getFilePathForPage(pageNum)).then(function () {
-            console.log('Page: ' + pageNum);
-          }, function(err) {
-            console.log('Error: ' + err);
-          });
+          return writeSvgToFile(svg, getFilePathForPage(pageNum))
+            .then(function () {
+              console.log('Page: ' + pageNum);
+            }, function(err) {
+              console.log('Error: ' + err);
+            });
         });
       });
     });

examples/webpack/.eslintrc

@@ -0,0 +1,9 @@
+{
+  "extends": [
+    "../.eslintrc"
+  ],
+
+  "env": {
+    "node": true,
+  },
+}

examples/webpack/webpack.config.js

@@ -1,4 +1,4 @@
-var webpack = require('webpack');
+var webpack = require('webpack'); // eslint-disable-line no-unused-vars
 var path = require('path');
 
 module.exports = {