Merge pull request #254 from jonathanhefner/unlink-unintentional-auto…

…links

Unlink unintentional autolinked code ref links

lib/sdoc/postprocessor.rb

@@ -11,6 +11,7 @@ def process(rendered)
 
     rebase_urls!(document)
     version_rails_guides_urls!(document)
+    unlink_unintentional_ref_links!(document)
     highlight_code_blocks!(document)
 
     document.to_s
@@ -69,6 +70,14 @@ def version_url(url, version)
     uri.to_s
   end
 
+  def unlink_unintentional_ref_links!(document)
+    document.css(".description a[href^='classes/'] > code:only-child > text()").each do |text_node|
+      if text_node.inner_text.match?(/\A[A-Z](?:[A-Z]+|[a-z]+)\z/)
+        text_node.parent.parent.replace(text_node)
+      end
+    end
+  end
+
   def highlight_code_blocks!(document)
     document.css(".description pre > code, .sourcecode pre > code").each do |element|
       code = element.inner_text

spec/postprocessor_spec.rb

@@ -61,6 +61,36 @@
       end
     end
 
+    it "unlinks unintentional autolinked code ref links in descriptions" do
+      rendered = <<~HTML
+        <base href="../" data-current-path="classes/Foo.html">
+
+        <div class="description">
+          <a href="Rails.html"><code>Rails</code></a>
+          <a href="ERB.html"><code>ERB</code></a>
+
+          <a href="Rails.html"><code>::Rails</code></a>
+          <a href="FooBar.html"><code>FooBar</code></a>
+        </div>
+
+        <a href="Nav.html"><code>Nav</code></a>
+      HTML
+
+      expected = <<~HTML
+        <div class="description">
+          Rails
+          ERB
+
+          <a href="classes/Rails.html"><code>::Rails</code></a>
+          <a href="classes/FooBar.html"><code>FooBar</code></a>
+        </div>
+
+        <a href="classes/Nav.html"><code>Nav</code></a>
+      HTML
+
+      _(SDoc::Postprocessor.process(rendered)).must_include expected
+    end
+
     it "highlights code blocks" do
       rendered = <<~HTML
         <div class="description">