fix: Don't wrap HTML in p tag

src/markdown_exec/formatters/base.py

@@ -48,13 +48,17 @@ def base_format(  # noqa: WPS231
     except RuntimeError as error:
         logger.warning(f"Execution of {language} code block exited with non-zero status")
         return markdown.convert(str(error))
-    stash = {}
-    if html:
+    if html and source:
         placeholder = str(uuid4())
-        stash[placeholder] = output
-        output = placeholder
+        wrapped_output = add_source(
+            source=code, location=source, output=placeholder, language=language, tabs=tabs, **extra
+        )
+        markup = markdown.convert(wrapped_output, stash={placeholder: output})
+    elif html:
+        markup = Markup(output)
     elif result:
-        output = code_block(result, output)
-    if source:
-        output = add_source(source=code, location=source, output=output, language=language, tabs=tabs, **extra)
-    return markdown.convert(output, stash=stash)
+        wrapped_output = code_block(result, output)
+        markup = markdown.convert(wrapped_output)
+    else:
+        markup = markdown.convert(output)
+    return markup

tests/test_base_formatter.py

@@ -0,0 +1,17 @@
+"""Tests for the base formatter."""
+
+
+from markdown import Markdown
+
+from markdown_exec.formatters.base import base_format
+
+
+def test_no_p_around_html(md: Markdown) -> None:
+    """Assert HTML isn't wrapped in a `p` tag.
+
+    Parameters:
+        md: A Markdown instance (fixture).
+    """
+    code = "<pre><code>hello</code></pre>"
+    html = base_format("whatever", lambda _: _, code, md, html=True, source="", result="", tabs=("", ""))
+    assert html == code