Fix parsing of an invalid html entity (#277)

xoofx · Dec 28, 2018 · 28322c3 · 28322c3
1 parent c3395e6
commit 28322c3
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/src/Markdig.Tests/TestParser.cs b/src/Markdig.Tests/TestParser.cs
@@ -20,6 +20,13 @@ public void TestFixHang()
             var html = Markdown.ToHtml(input);
         }
 
+        [Test]
+        public void TestInvalidHtmlEntity()
+        {
+            var input = "9&ddr;&*&ddr;&de��__";
+            TestSpec(input, "<p>9&amp;ddr;&amp;*&amp;ddr;&amp;de��__</p>");
+        }
+
         [Test]
         public void TestEmphasisAndHtmlEntity()
         {

diff --git a/src/Markdig/Parsers/Inlines/HtmlEntityParser.cs b/src/Markdig/Parsers/Inlines/HtmlEntityParser.cs
@@ -44,7 +44,7 @@ public static bool TryParse(ref StringSlice slice, out string literal, out int m
             {
                 literal = (entityValue == 0 ? null : EntityHelper.DecodeEntity(entityValue)) ?? CharHelper.ZeroSafeString;
             }
-            return true;
+            return literal != null;
         }
 
         public override bool Match(InlineProcessor processor, ref StringSlice slice)