Update prettier to version 2.

Author: blueimp

js/demo/demo.js

@@ -13,13 +13,13 @@
 
 /* eslint-disable strict */
 
-;(function() {
+;(function () {
   'use strict'
 
   var input = document.getElementById('input')
   document
     .getElementById('calculate')
-    .addEventListener('click', function(event) {
+    .addEventListener('click', function (event) {
       event.preventDefault()
       document.getElementById('result').value = md5(input.value)
     })

js/md5.js

@@ -21,7 +21,7 @@
 
 /* eslint-disable strict */
 
-;(function($) {
+;(function ($) {
   'use strict'
 
   /**
@@ -391,7 +391,7 @@
   }
 
   if (typeof define === 'function' && define.amd) {
-    define(function() {
+    define(function () {
       return md5
     })
   } else if (typeof module === 'object' && module.exports) {

package-lock.json

@@ -31,7 +31,7 @@
     "eslint-plugin-jsdoc": "22",
     "eslint-plugin-prettier": "3",
     "mocha": "7",
-    "prettier": "1",
+    "prettier": "2",
     "uglify-js": "3"
   },
   "eslintConfig": {
@@ -50,9 +50,11 @@
     "test/vendor"
   ],
   "prettier": {
+    "arrowParens": "avoid",
     "proseWrap": "always",
     "semi": false,
-    "singleQuote": true
+    "singleQuote": true,
+    "trailingComma": "none"
   },
   "scripts": {
     "lint": "eslint .",

package.json

@@ -13,51 +13,51 @@
 
 /* eslint-disable strict */
 
-;(function(expect, md5) {
+;(function (expect, md5) {
   'use strict'
 
-  describe('MD5 Hex-encoding', function() {
-    it('should create a hex-encoded MD5 hash of an ASCII value', function() {
+  describe('MD5 Hex-encoding', function () {
+    it('should create a hex-encoded MD5 hash of an ASCII value', function () {
       expect(md5('value')).to.equal('2063c1608d6e0baf80249c42e2be5804')
     })
 
-    it('should create a hex-encoded MD5 hash of an UTF-8 value', function() {
+    it('should create a hex-encoded MD5 hash of an UTF-8 value', function () {
       expect(md5('日本')).to.equal('4dbed2e657457884e67137d3514119b3')
     })
   })
 
-  describe('HMAC-MD5 Hex-encoding', function() {
-    it('should create a hex-encoded HMAC-MD5 hash of an ASCII value and key', function() {
+  describe('HMAC-MD5 Hex-encoding', function () {
+    it('should create a hex-encoded HMAC-MD5 hash of an ASCII value and key', function () {
       expect(md5('value', 'key')).to.equal('01433efd5f16327ea4b31144572c67f6')
     })
 
-    it('should create a hex-encoded HMAC-MD5 hash of an UTF-8 value and key', function() {
+    it('should create a hex-encoded HMAC-MD5 hash of an UTF-8 value and key', function () {
       expect(md5('日本', '日本')).to.equal('c78b8c7357926981cc04740bd3e9d015')
     })
   })
 
-  describe('MD5 raw encoding', function() {
-    it('should create a raw MD5 hash of an ASCII value', function() {
+  describe('MD5 raw encoding', function () {
+    it('should create a raw MD5 hash of an ASCII value', function () {
       expect(md5('value', null, true)).to.equal(
         ' c\xc1`\x8dn\x0b\xaf\x80$\x9cB\xe2\xbeX\x04'
       )
     })
 
-    it('should create a raw MD5 hash of an UTF-8 value', function() {
+    it('should create a raw MD5 hash of an UTF-8 value', function () {
       expect(md5('日本', null, true)).to.equal(
         'M\xbe\xd2\xe6WEx\x84\xe6q7\xd3QA\x19\xb3'
       )
     })
   })
 
-  describe('HMAC-MD5 raw encoding', function() {
-    it('should create a raw HMAC-MD5 hash of an ASCII value and key', function() {
+  describe('HMAC-MD5 raw encoding', function () {
+    it('should create a raw HMAC-MD5 hash of an ASCII value and key', function () {
       expect(md5('value', 'key', true)).to.equal(
         '\x01C>\xfd_\x162~\xa4\xb3\x11DW,g\xf6'
       )
     })
 
-    it('should create a raw HMAC-MD5 hash of an UTF-8 value and key', function() {
+    it('should create a raw HMAC-MD5 hash of an UTF-8 value and key', function () {
       expect(md5('日本', '日本', true)).to.equal(
         '\xc7\x8b\x8csW\x92i\x81\xcc\x04t\x0b\xd3\xe9\xd0\x15'
       )