fix: add prettier and eslint

.eslintrc.js

@@ -0,0 +1,13 @@
+module.exports = {
+  extends: ['eslint:recommended', 'plugin:prettier/recommended'],
+  env: {
+    browser: true,
+    amd: true,
+    node: true,
+    mocha: true,
+  },
+  parserOptions: {
+    ecmaVersion: 6,
+    sourceType: 'module',
+  },
+}

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,14 +1,14 @@
 ---
 name: Bug report
 about: Create a report to help us improve
-
 ---
 
 **Describe the bug**
 A clear and concise description of what the bug is.
 
 **To Reproduce**
 Steps to reproduce the behavior:
+
 1. Go to '...'
 2. Click on '....'
 3. Scroll down to '....'
@@ -21,15 +21,17 @@ A clear and concise description of what you expected to happen.
 If applicable, add screenshots to help explain your problem.
 
 **Desktop (please complete the following information):**
- - OS: [e.g. iOS]
- - Browser [e.g. chrome, safari]
- - Version [e.g. 22]
+
+- OS: [e.g. iOS]
+- Browser [e.g. chrome, safari]
+- Version [e.g. 22]
 
 **Smartphone (please complete the following information):**
- - Device: [e.g. iPhone6]
- - OS: [e.g. iOS8.1]
- - Browser [e.g. stock browser, safari]
- - Version [e.g. 22]
+
+- Device: [e.g. iPhone6]
+- OS: [e.g. iOS8.1]
+- Browser [e.g. stock browser, safari]
+- Version [e.g. 22]
 
 **Additional context**
 Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,7 +1,6 @@
 ---
 name: Feature request
 about: Suggest an idea for this project
-
 ---
 
 **Is your feature request related to a problem? Please describe.**

.github/workflows/ci.yml

@@ -33,6 +33,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Run lint
+        run: npm run lint
+
       - name: Build
         run: npm run build --if-present
         env:

.prettierignore

@@ -7,8 +7,10 @@
 /coverage
 
 # production
-/lib
+/dist
 
 # npm
 package-lock.json
 npm-debug.log*
+.nyc_output
+test/html

.prettierrc

@@ -0,0 +1,9 @@
+{
+  "semi": false,
+  "singleQuote": true,
+  "bracketSpacing": true,
+  "trailingComma": "es5",
+  "useTabs": false,
+  "tabWidth": 2,
+  "printWidth": 80
+}

CHANGELOG.md

@@ -1,5 +1,4 @@
-HTMLHint change log
-====================
+# HTMLHint change log
 
 ## ver 0.9.14 (2016-5-2)
 
@@ -57,7 +56,7 @@ fix:
 
 1. close issue: #79, fix exit with 0 when hint errors
 2. fix end event col
-2. attr-unsafe-chars(rule): exclude `\r\n`
+3. attr-unsafe-chars(rule): exclude `\r\n`
 
 ## ver 0.9.8 (2015-10-7)
 
@@ -129,7 +128,7 @@ add：
 
 fix：
 
-1. compatible with:
+1.  compatible with:
 
         <div class="foo"
         <div class"foo">

CONTRIBUTING.md

@@ -5,14 +5,15 @@
 First, thank you for considering contributing to HTMLHint! It's people like you that make the open source community such a great community! 😊
 
 We welcome any type of contribution, not only code. You can help with
+
 - **QA**: file bug reports, the more details you can give the better (e.g. screenshots with the console open)
 - **Marketing**: writing blog posts, howto's, printing stickers, ...
 - **Community**: presenting the project at meetups, organizing a dedicated meetup for the local community, ...
 - **Code**: take a look at the [open issues](https://github.com/thedaviddias/HTMLHint/issues). Even if you can't write code, commenting on them, showing that you care about a given issue matters. It helps us triage them.
 
 ## Your First Contribution
 
-Working on your first Pull Request? You can learn how from this *free* series, [How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github).
+Working on your first Pull Request? You can learn how from this _free_ series, [How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github).
 
 ## Submitting code
 

bin/formatter.js

@@ -1,57 +1,59 @@
-var path = require('path');
-var events = require('events');
-var glob = require('glob');
-path.parse = path.parse || require('path-parse');
+var path = require('path')
+var events = require('events')
+var glob = require('glob')
+path.parse = path.parse || require('path-parse')
 
-var mapFormatters;
-var arrSupportedFormatters;
-var HTMLHint;
-var options;
+var mapFormatters
+var arrSupportedFormatters
+var HTMLHint
+var options
 
 // load formatters
-mapFormatters = loadFormatters();
-arrSupportedFormatters = [];
-for(var formatterName in mapFormatters){
-    if(formatterName !== 'default'){
-        arrSupportedFormatters.push(formatterName);
-    }
+mapFormatters = loadFormatters()
+arrSupportedFormatters = []
+for (var formatterName in mapFormatters) {
+  if (formatterName !== 'default') {
+    arrSupportedFormatters.push(formatterName)
+  }
 }
 
 // load all formatters
-function loadFormatters(){
-    var arrFiles = glob.sync('./formatters/*.js', {
-        'cwd': __dirname,
-        'dot': false,
-        'nodir': true,
-        'strict': false,
-        'silent': true
-    });
-    var mapFormatters = {};
-    arrFiles.forEach(function(file){
-        var fileInfo = path.parse(file);
-        var formatterPath = path.resolve(__dirname, file);
-        mapFormatters[fileInfo.name] = require(formatterPath);
-    });
-    return mapFormatters;
+function loadFormatters() {
+  var arrFiles = glob.sync('./formatters/*.js', {
+    cwd: __dirname,
+    dot: false,
+    nodir: true,
+    strict: false,
+    silent: true,
+  })
+  var mapFormatters = {}
+  arrFiles.forEach(function (file) {
+    var fileInfo = path.parse(file)
+    var formatterPath = path.resolve(__dirname, file)
+    mapFormatters[fileInfo.name] = require(formatterPath)
+  })
+  return mapFormatters
 }
 
-var formatter =new events.EventEmitter();
-formatter.getSupported = function(){
-    return arrSupportedFormatters;
-};
-formatter.init = function(tmpHTMLHint, tmpOptions){
-    HTMLHint = tmpHTMLHint;
-    options = tmpOptions;
-};
-formatter.setFormat = function(format){
-    var formatHandel = mapFormatters[format];
-    if(formatHandel === undefined){
-        console.log('No supported formatter, supported formatters: %s'.red, arrSupportedFormatters.join(', '));
-        process.exit(1);
-    }
-    else{
-        formatHandel(formatter, HTMLHint, options);
-    }
-};
+var formatter = new events.EventEmitter()
+formatter.getSupported = function () {
+  return arrSupportedFormatters
+}
+formatter.init = function (tmpHTMLHint, tmpOptions) {
+  HTMLHint = tmpHTMLHint
+  options = tmpOptions
+}
+formatter.setFormat = function (format) {
+  var formatHandel = mapFormatters[format]
+  if (formatHandel === undefined) {
+    console.log(
+      'No supported formatter, supported formatters: %s'.red,
+      arrSupportedFormatters.join(', ')
+    )
+    process.exit(1)
+  } else {
+    formatHandel(formatter, HTMLHint, options)
+  }
+}
 
-module.exports = formatter;
+module.exports = formatter

bin/formatters/checkstyle.js

@@ -1,48 +1,50 @@
-var xml = require('xml');
+var xml = require('xml')
 
-var checkstyleFormatter = function(formatter){
-    formatter.on('end', function(event){
-        var arrFiles = [];
-        var arrAllMessages = event.arrAllMessages;
-        arrAllMessages.forEach(function(fileInfo){
-            var arrMessages = fileInfo.messages;
-            var arrErrors = [];
-            arrMessages.forEach(function(message){
-                arrErrors.push({
-                    error: {
-                        _attr: {
-                            line: message.line,
-                            column: message.col,
-                            severity: message.type,
-                            message: message.message,
-                            source: 'htmlhint.'+message.rule.id
-                        }
-                    }
-                });
-            });
-            arrFiles.push({
-                file: [
-                    {
-                        _attr: {
-                            name: fileInfo.file
-                        }
-                    }
-                ].concat(arrErrors)
-            });
-        });
-        var objXml = {
-            checkstyle: [
-                {
-                  _attr: {
-                    version: '4.3'
-                  }
-                }
-            ].concat(arrFiles)
-        };
-        console.log(xml(objXml, {
-            declaration: true,
-            indent: '    '
-        }));
-    });
-};
-module.exports = checkstyleFormatter;
+var checkstyleFormatter = function (formatter) {
+  formatter.on('end', function (event) {
+    var arrFiles = []
+    var arrAllMessages = event.arrAllMessages
+    arrAllMessages.forEach(function (fileInfo) {
+      var arrMessages = fileInfo.messages
+      var arrErrors = []
+      arrMessages.forEach(function (message) {
+        arrErrors.push({
+          error: {
+            _attr: {
+              line: message.line,
+              column: message.col,
+              severity: message.type,
+              message: message.message,
+              source: 'htmlhint.' + message.rule.id,
+            },
+          },
+        })
+      })
+      arrFiles.push({
+        file: [
+          {
+            _attr: {
+              name: fileInfo.file,
+            },
+          },
+        ].concat(arrErrors),
+      })
+    })
+    var objXml = {
+      checkstyle: [
+        {
+          _attr: {
+            version: '4.3',
+          },
+        },
+      ].concat(arrFiles),
+    }
+    console.log(
+      xml(objXml, {
+        declaration: true,
+        indent: '    ',
+      })
+    )
+  })
+}
+module.exports = checkstyleFormatter

bin/formatters/compact.js

@@ -1,24 +1,25 @@
-var compactFormatter = function(formatter, HTMLHint, options){
-    var nocolor = options.nocolor;
-    formatter.on('file', function(event){
-        event.messages.forEach(function (message) {
-            console.log('%s: line %d, col %d, %s - %s (%s)',
-                event.file,
-                message.line,
-                message.col,
-                message.type,
-                message.message,
-                message.rule.id
-            );
-        });
-    });
-    formatter.on('end', function(event){
-        var allHintCount = event.allHintCount;
-        if(allHintCount > 0){
-            console.log('');
-            var message = '%d problems';
-            console.log(nocolor ? message : message.red, event.allHintCount);
-        }
-    });
-};
-module.exports = compactFormatter;
+var compactFormatter = function (formatter, HTMLHint, options) {
+  var nocolor = options.nocolor
+  formatter.on('file', function (event) {
+    event.messages.forEach(function (message) {
+      console.log(
+        '%s: line %d, col %d, %s - %s (%s)',
+        event.file,
+        message.line,
+        message.col,
+        message.type,
+        message.message,
+        message.rule.id
+      )
+    })
+  })
+  formatter.on('end', function (event) {
+    var allHintCount = event.allHintCount
+    if (allHintCount > 0) {
+      console.log('')
+      var message = '%d problems'
+      console.log(nocolor ? message : message.red, event.allHintCount)
+    }
+  })
+}
+module.exports = compactFormatter