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authorJohn Snow <jsnow@redhat.com>2025-02-23 22:37:35 -0500
committerMarkus Armbruster <armbru@redhat.com>2025-03-04 07:11:06 +0100
commitb61a4eb3f32ce74c5ffe001806f9e786788a546f (patch)
treeca2988c9b713ce4f16954eec7b7863da4d049d65
parent6a2c7fc29ab6e8fdce4829d3229db534abf923bb (diff)
downloadfocaccia-qemu-b61a4eb3f32ce74c5ffe001806f9e786788a546f.tar.gz
focaccia-qemu-b61a4eb3f32ce74c5ffe001806f9e786788a546f.zip
docs/qapidoc: support header-less freeform sections
The code as written crashes when a free-form documentation block doesn't
start with a heading or subheading, for example:

| ##
| # Just text, no heading.
| ##

The code will attempt to use the `node` variable uninitialized. To fix,
create a generic block to insert the doc text into.

(This patch also removes a lingering pylint warning in the QAPIDoc
implementation that prevents getting a clean baseline to use for
forthcoming additions.)

Fixes: 43e0d14ee09a (docs/sphinx: fix extra stuff in TOC after freeform QMP sections)
Signed-off-by: John Snow <jsnow@redhat.com>
Message-ID: <20250224033741.222749-5-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Test updated to cover this]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Diffstat (limited to '')
-rw-r--r--docs/sphinx/qapidoc.py2
-rw-r--r--tests/qapi-schema/doc-good.json4
-rw-r--r--tests/qapi-schema/doc-good.out3
3 files changed, 9 insertions, 0 deletions
diff --git a/docs/sphinx/qapidoc.py b/docs/sphinx/qapidoc.py
index 5f96b46270..5a4d7388b2 100644
--- a/docs/sphinx/qapidoc.py
+++ b/docs/sphinx/qapidoc.py
@@ -421,6 +421,8 @@ class QAPISchemaGenRSTVisitor(QAPISchemaVisitor):
             node = self._start_new_heading(heading, len(leader))
             if text == '':
                 return
+        else:
+            node = nodes.container()
 
         self._parse_text_into_node(text, node)
         self._cur_doc = None
diff --git a/tests/qapi-schema/doc-good.json b/tests/qapi-schema/doc-good.json
index f64bf38d85..0a4f139f83 100644
--- a/tests/qapi-schema/doc-good.json
+++ b/tests/qapi-schema/doc-good.json
@@ -12,6 +12,10 @@
 ##
 
 ##
+# Just text, no heading.
+##
+
+##
 # == Subsection
 #
 # *with emphasis*
diff --git a/tests/qapi-schema/doc-good.out b/tests/qapi-schema/doc-good.out
index ec277be91e..0a9da3efde 100644
--- a/tests/qapi-schema/doc-good.out
+++ b/tests/qapi-schema/doc-good.out
@@ -58,6 +58,9 @@ doc freeform
 = Section
 doc freeform
     body=
+Just text, no heading.
+doc freeform
+    body=
 == Subsection
 
 *with emphasis*