1. add rule: attr-no-duplication

2. add rule: space-tab-mixed-disabled
2. add default rule: attr-no-duplication

.jshintrc

@@ -14,6 +14,7 @@
 
     "browser": true,
     "wsh": true,
+    "-W099": true,
 
     "predef": [
         "HTMLHint",

CHANGE.md

@@ -1,6 +1,12 @@
 HTMLHint change log
 ====================
 
+## ver 0.9.6 (2014-6-14)
+
+1. add rule: attr-no-duplication
+2. add rule: space-tab-mixed-disabled
+2. add default rule: attr-no-duplication
+
 ## ver 0.9.4 (2013-9-27)
 
 1. add rule: src-not-empty

Gruntfile.js

@@ -69,8 +69,7 @@ module.exports = function(grunt) {
         replace: {
             htmlhint: {
                 files: {
-                    'lib/htmlhint.js':'lib/htmlhint.js',
-                    'bin/htmlhint':'src/cli.js'
+                    'lib/htmlhint.js':'lib/htmlhint.js'
                 },
                 options: {
                     prefix: '@',

LICENSE.md

@@ -2,7 +2,7 @@
 The MIT License
 ================
 
-Copyright (c) 2013 Yanis Wang \<yanis.wang@gmail.com\>
+Copyright (c) 2014 Yanis Wang \<yanis.wang@gmail.com\>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

TODO.md

@@ -1,5 +1,9 @@
 TODO
 ==================
 
-1. reporter support
-2. w3c rule
+1. add rule: Relative path
+2. add rule: Absolute path
+3. add rule: adblock
+4. add comment support: `<!-- htmlhint doctype-first:false-->`
+4. reporter support
+5. w3c rule

package.json

@@ -1,28 +1,28 @@
 {
   "name": "htmlhint",
-  "version": "0.9.5",
+  "version": "0.9.6",
   "description": "A Static Code Analysis Tool for HTML",
   "main": "./index",
   "dependencies": {
-    "commander": "~1.1.1",
-    "colors": "~0.6.0-1",
-    "jshint": "~1.1.0",
-    "csslint": "~0.9.10"
+    "commander": "1.1.1",
+    "colors": "0.6.0-1",
+    "jshint": "1.1.0",
+    "csslint": "0.9.10"
   },
   "devDependencies": {
-    "grunt-cli": "~0.1.6",
-    "grunt": "~0.4.1",
-    "grunt-contrib-clean": "~0.4.0",
-    "grunt-contrib-concat": "~0.1.3",
-    "grunt-contrib-uglify": "~0.2.0",
-    "grunt-contrib-watch": "~0.3.1",
-    "grunt-replace": "~0.4.0",
-    "grunt-contrib-jshint": "~0.3.0",
+    "grunt-cli": "0.1.6",
+    "grunt": "0.4.1",
+    "grunt-contrib-clean": "0.4.0",
+    "grunt-contrib-concat": "0.1.3",
+    "grunt-contrib-uglify": "0.2.0",
+    "grunt-contrib-watch": "0.3.1",
+    "grunt-replace": "0.4.0",
+    "grunt-contrib-jshint": "0.3.0",
     "grunt-mocha-hack": "0.1.0",
-    "grunt-exec": "~0.4.0",
-    "mocha": "~1.8.2",
-    "expect.js": "~0.2.0",
-    "jscover": "~0.2.4"
+    "grunt-exec": "0.4.0",
+    "mocha": "1.8.2",
+    "expect.js": "0.2.0",
+    "jscover": "0.2.4"
   },
   "bin": {
     "htmlhint": "./bin/htmlhint"

src/core.js

@@ -19,7 +19,8 @@ var HTMLHint = (function (undefined) {
         'tag-pair': true,
         'spec-char-escape': true,
         'id-unique': true,
-        'src-not-empty': true
+        'src-not-empty': true,
+        'attr-no-duplication': true // added: 2014-6-14
     };
 
     HTMLHint.addRule = function(rule){

src/rules/attr-no-duplication.js

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) 2014, Yanis Wang <yanis.wang@gmail.com>
+ * MIT Licensed
+ */
+HTMLHint.addRule({
+    id: 'attr-no-duplication',
+    description: 'Attribute name can not been duplication.',
+    init: function(parser, reporter){
+        var self = this;
+        parser.addListener('tagstart', function(event){
+            var attrs = event.attrs;
+            var attr;
+            var attrName;
+            var col = event.col + event.tagName.length + 1;
+
+            var mapAttrName = {};
+            for(var i=0, l=attrs.length;i<l;i++){
+                attr = attrs[i];
+                attrName = attr.name;
+                if(mapAttrName[attrName] === true){
+                    reporter.error('The name of attribute [ '+attr.name+' ] been duplication.', event.line, col + attr.index, self, attr.raw);
+                }
+                mapAttrName[attrName] = true;
+            }
+        });
+    }
+});

src/rules/space-tab-mixed-disabled.js

@@ -0,0 +1,16 @@
+/**
+ * Copyright (c) 2014, Yanis Wang <yanis.wang@gmail.com>
+ * MIT Licensed
+ */
+HTMLHint.addRule({
+    id: 'space-tab-mixed-disabled',
+    description: 'Spaces and tabs can not mixed in front of line.',
+    init: function(parser, reporter){
+        var self = this;
+        parser.addListener('text', function(event){
+            if(event.pos === 0 && /^( +\t|\t+ )/.test(event.raw) === true){
+                reporter.warn('Mixed spaces and tabs in front of line.', event.line, 0, self, event.raw);
+            }
+        });
+    }
+});

test/rules/attr-no-duplication.js

@@ -0,0 +1,32 @@
+/**
+ * Copyright (c) 2014, Yanis Wang <yanis.wang@gmail.com>
+ * MIT Licensed
+ */
+
+var expect  = require("expect.js");
+
+var HTMLHint  = require("../../index").HTMLHint;
+
+var ruldId = 'attr-no-duplication',
+    ruleOptions = {};
+
+ruleOptions[ruldId] = true;
+
+describe('Rules: '+ruldId, function(){
+
+    it('Attribute name been duplication should result in an error', function(){
+        var code = '<a href="a" href="b">bbb</a>';
+        var messages = HTMLHint.verify(code, ruleOptions);
+        expect(messages.length).to.be(1);
+        expect(messages[0].rule.id).to.be(ruldId);
+        expect(messages[0].line).to.be(1);
+        expect(messages[0].col).to.be(12);
+    });
+
+    it('Attribute name not been duplication should not result in an error', function(){
+        var code = '<a href="a">bbb</a>';
+        var messages = HTMLHint.verify(code, ruleOptions);
+        expect(messages.length).to.be(0);
+    });
+
+});

test/rules/space-tab-mixed-disabled.js

@@ -0,0 +1,46 @@
+/**
+ * Copyright (c) 2014, Yanis Wang <yanis.wang@gmail.com>
+ * MIT Licensed
+ */
+
+var expect  = require("expect.js");
+
+var HTMLHint  = require("../../index").HTMLHint;
+
+var ruldId = 'space-tab-mixed-disabled',
+    ruleOptions = {};
+
+ruleOptions[ruldId] = true;
+
+describe('Rules: '+ruldId, function(){
+
+    it('Spaces and tabs mixed in front of line should result in an error', function(){
+        // space before tab
+        var code = '    	<a href="a">bbb</a>';
+        var messages = HTMLHint.verify(code, ruleOptions);
+        expect(messages.length).to.be(1);
+        expect(messages[0].rule.id).to.be(ruldId);
+        expect(messages[0].line).to.be(1);
+        expect(messages[0].col).to.be(0);
+        // tab before space
+        code = '		 <a href="a">bbb</a>';
+        messages = HTMLHint.verify(code, ruleOptions);
+        expect(messages.length).to.be(1);
+        expect(messages[0].rule.id).to.be(ruldId);
+        expect(messages[0].line).to.be(1);
+        expect(messages[0].col).to.be(0);
+    });
+
+    it('Only spaces in front of line should not result in an error', function(){
+        var code = '     <a href="a">bbb</a>';
+        var messages = HTMLHint.verify(code, ruleOptions);
+        expect(messages.length).to.be(0);
+    });
+
+    it('Only tabs in front of line should not result in an error', function(){
+        var code = '			<a href="a">bbb</a>';
+        var messages = HTMLHint.verify(code, ruleOptions);
+        expect(messages.length).to.be(0);
+    });
+
+});