From e51abdc358cef3655f074f4ab0e6000623ce4749 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 29 Mar 2013 22:57:54 +0000
Subject: Allow styles to have CSS class

---
 lib/html-generator.js         | 13 +++++++++----
 lib/styles.js                 |  3 ++-
 tests/html-generator.tests.js |  9 +++++++++
 3 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/lib/html-generator.js b/lib/html-generator.js
index 8a67e53..7a03570 100644
--- a/lib/html-generator.js
+++ b/lib/html-generator.js
@@ -31,22 +31,27 @@ function HtmlGenerator() {
             pop();
         }
         for (; partIndex < style.length; partIndex++) {
-            push(style[partIndex].tagName);
+            push(style[partIndex]);
         }
     }
     
     function stylePartMatchesHtmlElement(stylePart, htmlElement) {
-        return stylePart.tagName === htmlElement;
+        return htmlElement && stylePart.tagName === htmlElement.tagName;
     }
     
     function push(element) {
         stack.push(element);
-        fragments.push(util.format("<%s>", element));
+        if (element["class"]) {
+            var attributeString = util.format(' %s="%s"', "class", element["class"]);
+        } else {
+            var attributeString = "";
+        }
+        fragments.push(util.format("<%s%s>", element.tagName, attributeString));
     }
     
     function pop() {
         var element = stack.pop();
-        fragments.push(util.format("</%s>", element));
+        fragments.push(util.format("</%s>", element.tagName));
     }
     
     function popAll() {
diff --git a/lib/styles.js b/lib/styles.js
index 06d63a8..8120a76 100644
--- a/lib/styles.js
+++ b/lib/styles.js
@@ -22,6 +22,7 @@ function element(tagName, options) {
     options = options || {};
     return {
         tagName: tagName,
-        fresh: options.fresh
+        fresh: options.fresh,
+        "class": options["class"]
     };
 }
diff --git a/tests/html-generator.tests.js b/tests/html-generator.tests.js
index a98ee70..f71ea59 100644
--- a/tests/html-generator.tests.js
+++ b/tests/html-generator.tests.js
@@ -36,4 +36,13 @@ describe('HtmlGenerator', function() {
         generator.text("Banana");
         return assert.equal(generator.asString(), "<ul><li>Apple</li><li>Banana</li></ul>");
     });
+    
+    test('renders class attribute of elements', function() {
+        var generator = new HtmlGenerator();
+        generator.style(styles.elements([
+            styles.element("p", {"class": "tip"})
+        ]));
+        generator.text("Hello!");
+        return assert.equal(generator.asString(), '<p class="tip">Hello!</p>');
+    });
 })
-- 
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