Update prettier to version 2.

Author: blueimp

js/canvas-to-blob.js

@@ -14,14 +14,14 @@
 
 /* global define, Uint8Array, ArrayBuffer, module */
 
-;(function(window) {
+;(function (window) {
   'use strict'
 
   var CanvasPrototype =
     window.HTMLCanvasElement && window.HTMLCanvasElement.prototype
   var hasBlobConstructor =
     window.Blob &&
-    (function() {
+    (function () {
       try {
         return Boolean(new Blob())
       } catch (e) {
@@ -31,7 +31,7 @@
   var hasArrayBufferViewSupport =
     hasBlobConstructor &&
     window.Uint8Array &&
-    (function() {
+    (function () {
       try {
         return new Blob([new Uint8Array(100)]).size === 100
       } catch (e) {
@@ -49,7 +49,7 @@
     window.atob &&
     window.ArrayBuffer &&
     window.Uint8Array &&
-    function(dataURI) {
+    function (dataURI) {
       var matches,
         mediaType,
         isBase64,
@@ -95,9 +95,9 @@
     }
   if (window.HTMLCanvasElement && !CanvasPrototype.toBlob) {
     if (CanvasPrototype.mozGetAsFile) {
-      CanvasPrototype.toBlob = function(callback, type, quality) {
+      CanvasPrototype.toBlob = function (callback, type, quality) {
         var self = this
-        setTimeout(function() {
+        setTimeout(function () {
           if (quality && CanvasPrototype.toDataURL && dataURLtoBlob) {
             callback(dataURLtoBlob(self.toDataURL(type, quality)))
           } else {
@@ -106,16 +106,16 @@
         })
       }
     } else if (CanvasPrototype.toDataURL && dataURLtoBlob) {
-      CanvasPrototype.toBlob = function(callback, type, quality) {
+      CanvasPrototype.toBlob = function (callback, type, quality) {
         var self = this
-        setTimeout(function() {
+        setTimeout(function () {
           callback(dataURLtoBlob(self.toDataURL(type, quality)))
         })
       }
     }
   }
   if (typeof define === 'function' && define.amd) {
-    define(function() {
+    define(function () {
       return dataURLtoBlob
     })
   } else if (typeof module === 'object' && module.exports) {

package-lock.json

@@ -26,7 +26,7 @@
     "eslint-config-prettier": "6",
     "eslint-plugin-jsdoc": "22",
     "eslint-plugin-prettier": "3",
-    "prettier": "1",
+    "prettier": "2",
     "uglify-js": "3"
   },
   "eslintConfig": {
@@ -44,9 +44,11 @@
     "test/vendor"
   ],
   "prettier": {
+    "arrowParens": "avoid",
     "proseWrap": "always",
     "semi": false,
-    "singleQuote": true
+    "singleQuote": true,
+    "trailingComma": "none"
   },
   "scripts": {
     "lint": "eslint .",

package.json

@@ -11,12 +11,12 @@
 
 /* global describe, it, chai, dataURLtoBlob */
 
-;(function() {
+;(function () {
   'use strict'
 
   var expect = chai.expect
-  var canvasToBlob = function(canvas, callback, type, quality) {
-    setTimeout(function() {
+  var canvasToBlob = function (canvas, callback, type, quality) {
+    setTimeout(function () {
       callback(dataURLtoBlob(canvas.toDataURL(type, quality)))
     })
   }
@@ -29,12 +29,12 @@
   var imageUrl = 'data:image/gif;base64,' + b64Data
   var blob = dataURLtoBlob(imageUrl)
 
-  describe('canvas.toBlob', function() {
-    it('Converts a canvas element to a blob and passes it to the callback function', function(done) {
+  describe('canvas.toBlob', function () {
+    it('Converts a canvas element to a blob and passes it to the callback function', function (done) {
       window.loadImage(
         blob,
-        function(canvas) {
-          canvasToBlob(canvas, function(newBlob) {
+        function (canvas) {
+          canvasToBlob(canvas, function (newBlob) {
             expect(newBlob).to.be.a.instanceOf(Blob)
             done()
           })
@@ -43,13 +43,13 @@
       )
     })
 
-    it('Converts a canvas element to a PNG blob', function(done) {
+    it('Converts a canvas element to a PNG blob', function (done) {
       window.loadImage(
         blob,
-        function(canvas) {
+        function (canvas) {
           canvasToBlob(
             canvas,
-            function(newBlob) {
+            function (newBlob) {
               expect(newBlob.type).to.equal('image/png')
               done()
             },
@@ -60,13 +60,13 @@
       )
     })
 
-    it('Converts a canvas element to a JPG blob', function(done) {
+    it('Converts a canvas element to a JPG blob', function (done) {
       window.loadImage(
         blob,
-        function(canvas) {
+        function (canvas) {
           canvasToBlob(
             canvas,
-            function(newBlob) {
+            function (newBlob) {
               expect(newBlob.type).to.equal('image/jpeg')
               done()
             },
@@ -77,12 +77,12 @@
       )
     })
 
-    it('Keeps the aspect ratio of the canvas image', function(done) {
+    it('Keeps the aspect ratio of the canvas image', function (done) {
       window.loadImage(
         blob,
-        function(canvas) {
-          canvasToBlob(canvas, function(newBlob) {
-            window.loadImage(newBlob, function(img) {
+        function (canvas) {
+          canvasToBlob(canvas, function (newBlob) {
+            window.loadImage(newBlob, function (img) {
               expect(img.width).to.equal(canvas.width)
               expect(img.height).to.equal(canvas.height)
               done()
@@ -93,14 +93,14 @@
       )
     })
 
-    it('Keeps the image data of the canvas image', function(done) {
+    it('Keeps the image data of the canvas image', function (done) {
       window.loadImage(
         blob,
-        function(canvas) {
-          canvasToBlob(canvas, function(newBlob) {
+        function (canvas) {
+          canvasToBlob(canvas, function (newBlob) {
             window.loadImage(
               newBlob,
-              function(newCanvas) {
+              function (newCanvas) {
                 var canvasData = canvas
                   .getContext('2d')
                   .getImageData(0, 0, canvas.width, canvas.height)