fix: fix code handling in HTML serialization (#251)

Signed-off-by: Panos Vagenas <[email protected]>

Author: vagenas

docling_core/experimental/serializer/html.py

@@ -192,7 +192,7 @@ def _process_code(
         is_inline_scope: bool,
     ) -> str:
         code_text = self._prepare_content(
-            item.text, do_escape_html=True, do_replace_newline=False
+            item.text, do_escape_html=False, do_replace_newline=False
         )
         if is_inline_scope:
             text = f"<code>{code_text}</code>"

test/data/doc/constructed_doc.embedded.html.gt

@@ -161,7 +161,7 @@
 <li>item 2 of neighboring list</li>
 <ul>
 <li>item 1 of sub list</li>
-<li><span class='inline-group'>Here a code snippet: <code>&lt;p&gt;Hello world&lt;/p&gt;</code> (to be displayed inline)</span></li>
+<li><span class='inline-group'>Here a code snippet: <code><p>Hello world</p></code> (to be displayed inline)</span></li>
 <li><span class='inline-group'>Here a formula: <math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mi>E</mi><mo>&#x0003D;</mo><mi>m</mi><msup><mi>c</mi><mn>2</mn></msup></mrow><annotation encoding="TeX">E=mc^2</annotation></math> (to be displayed inline)</span></li>
 </ul>
 </ul>

test/data/doc/constructed_doc.placeholder.html.gt

@@ -161,7 +161,7 @@
 <li>item 2 of neighboring list</li>
 <ul>
 <li>item 1 of sub list</li>
-<li><span class='inline-group'>Here a code snippet: <code>&lt;p&gt;Hello world&lt;/p&gt;</code> (to be displayed inline)</span></li>
+<li><span class='inline-group'>Here a code snippet: <code><p>Hello world</p></code> (to be displayed inline)</span></li>
 <li><span class='inline-group'>Here a formula: <math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mi>E</mi><mo>&#x0003D;</mo><mi>m</mi><msup><mi>c</mi><mn>2</mn></msup></mrow><annotation encoding="TeX">E=mc^2</annotation></math> (to be displayed inline)</span></li>
 </ul>
 </ul>

test/data/doc/constructed_doc.referenced.html.gt

@@ -161,7 +161,7 @@
 <li>item 2 of neighboring list</li>
 <ul>
 <li>item 1 of sub list</li>
-<li><span class='inline-group'>Here a code snippet: <code>&lt;p&gt;Hello world&lt;/p&gt;</code> (to be displayed inline)</span></li>
+<li><span class='inline-group'>Here a code snippet: <code><p>Hello world</p></code> (to be displayed inline)</span></li>
 <li><span class='inline-group'>Here a formula: <math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mi>E</mi><mo>&#x0003D;</mo><mi>m</mi><msup><mi>c</mi><mn>2</mn></msup></mrow><annotation encoding="TeX">E=mc^2</annotation></math> (to be displayed inline)</span></li>
 </ul>
 </ul>

test/data/doc/constructed_document.yaml.html

@@ -161,7 +161,7 @@ <h2>1. Introduction</h2>
 <li>item 2 of neighboring list</li>
 <ul>
 <li>item 1 of sub list</li>
-<li><span class='inline-group'>Here a code snippet: <code>&lt;p&gt;Hello world&lt;/p&gt;</code> (to be displayed inline)</span></li>
+<li><span class='inline-group'>Here a code snippet: <code><p>Hello world</p></code> (to be displayed inline)</span></li>
 <li><span class='inline-group'>Here a formula: <math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mi>E</mi><mo>&#x0003D;</mo><mi>m</mi><msup><mi>c</mi><mn>2</mn></msup></mrow><annotation encoding="TeX">E=mc^2</annotation></math> (to be displayed inline)</span></li>
 </ul>
 </ul>