From deee500761d499d4ea50d3e75b1f626268879527 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 8 Feb 2015 20:22:55 +0000
Subject: Ignore anchor tags if href is not set

---
 lib/writers/markdown-writer.js         | 14 +++++++++-----
 tests/writers/markdown-writer.tests.js | 14 +++-----------
 2 files changed, 12 insertions(+), 16 deletions(-)

diff --git a/lib/writers/markdown-writer.js b/lib/writers/markdown-writer.js
index 5908e3b..268b8fb 100644
--- a/lib/writers/markdown-writer.js
+++ b/lib/writers/markdown-writer.js
@@ -13,11 +13,15 @@ function markdownElement(start, end) {
 
 function markdownLink(attributes) {
     var href = attributes.href || "";
-    return {
-        start: "[",
-        end: "](" + href + ")",
-        anchorPosition: "before"
-    };
+    if (href) {
+        return {
+            start: "[",
+            end: "](" + href + ")",
+            anchorPosition: "before"
+        };
+    } else {
+        return {};
+    }
 }
 
 function markdownImage(attributes) {
diff --git a/tests/writers/markdown-writer.tests.js b/tests/writers/markdown-writer.tests.js
index 9d3def5..fbf1e61 100644
--- a/tests/writers/markdown-writer.tests.js
+++ b/tests/writers/markdown-writer.tests.js
@@ -75,22 +75,14 @@ describe('markdown-writer', function() {
         return assert.equal(writer.asString(), "[Hello](http://example.com)");
     });
 
-    test('can generate hyperlinks with missing href attribute', function() {
-        var writer = mdWriter.writer();
-        writer.open("a", {});
-        writer.text("Hello");
-        writer.close("a");
-        return assert.equal(writer.asString(), "[Hello]()");
-    });
-
-    test('can generate hyperlinks with empty attributes', function() {
+    test('anchor tags without href attribute are treated as ordinary text', function() {
         var writer = mdWriter.writer();
         writer.open("a");
         writer.text("Hello");
         writer.close("a");
-        return assert.equal(writer.asString(), "[Hello]()");
+        return assert.equal(writer.asString(), "Hello");
     });
-    
+
     test('elements with IDs have anchor tags with IDs appended to start of markdown element', function() {
         var writer = mdWriter.writer();
         writer.open("h1", {id: "start"});
-- 
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