Add MD006, MD009, MD010 with tests.

lib/rules.js

@@ -125,6 +125,30 @@ module.exports = [
     }
   },
 
+  {
+    "name": "MD006",
+    "desc": "Consider starting bulleted lists at the beginning of the line",
+    "func": function MD006(params, errors) {
+      var inList = 0;
+      params.tokens.filter(function filterToken(token) {
+        switch (token.type) {
+          case "bullet_list_open":
+            inList++;
+            return inList === 1;
+          case "bullet_list_close":
+            inList--;
+            return false;
+          default:
+            return false;
+        }
+      }).forEach(function forToken(token) {
+        if (indentFrom(token) !== 0) {
+          errors.push(token.lineNumber);
+        }
+      });
+    }
+  },
+
   {
     "name": "MD007",
     "desc": "Unordered list indentation",
@@ -144,6 +168,32 @@ module.exports = [
     }
   },
 
+  // MD008 does not exist
+
+  {
+    "name": "MD009",
+    "desc": "Trailing spaces",
+    "func": function MD009(params, errors) {
+      params.lines.forEach(function forLine(line, lineIndex) {
+        if (line.match(/\s$/)) {
+          errors.push(lineIndex + 1);
+        }
+      });
+    }
+  },
+
+  {
+    "name": "MD010",
+    "desc": "Hard tabs",
+    "func": function MD010(params, errors) {
+      params.lines.forEach(function forLine(line, lineIndex) {
+        if (line.match(/\t/)) {
+          errors.push(lineIndex + 1);
+        }
+      });
+    }
+  },
+
   {
     "name": "MD031",
     "desc": "Fenced code blocks should be surrounded by blank lines",
@@ -173,13 +223,13 @@ module.exports = [
       var inList = false;
       var inCode = false;
       var prevLine = "";
-      params.lines.forEach(function forLine(line, lineNumber) {
+      params.lines.forEach(function forLine(line, lineIndex) {
         if (!inCode) {
           var listMarker = line.trim().match(/^([\*\+\-]|(\d+\.))\s/);
           if (listMarker && !inList && !prevLine.match(/^($|\s)/)) {
-            errors.push(lineNumber + 1);
+            errors.push(lineIndex + 1);
           } else if (!listMarker && inList && !line.match(/^($|\s)/)) {
-            errors.push(lineNumber);
+            errors.push(lineIndex);
           }
           inList = listMarker;
         }

test/bulleted_list_not_at_beginning_of_line.md

@@ -0,0 +1,14 @@
+Some text
+
+  * Item {MD006}
+    * Item
+    * Item
+      * Item
+    * Item
+  * Item
+  * Item
+
+Some more text
+
+  * Item {MD006}
+    * Item

test/whitespace issues.md

@@ -0,0 +1,3 @@
+Some text {MD009} 
+Some	more text {MD010}
+Some more text