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Merge pull request #9724 from tk0miya/support_PreBibliographic_nodes

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Support docutils-0.18: allow PreBibliographic nodes before docinfo
This commit is contained in:
Takeshi KOMIYA
2021-10-23 02:33:00 +09:00
committed by GitHub
parent cc85aef61e 8118f979dc
commit cf96c93cf1
1 changed files with 6 additions and 3 deletions
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9
sphinx/environment/collectors/metadata.py
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@@ -33,9 +33,12 @@ class MetadataCollector(EnvironmentCollector):
Keep processing minimal -- just return what docutils says.
"""
if len(doctree) > 0 and isinstance(doctree[0], nodes.docinfo):
index = doctree.first_child_not_matching_class(nodes.PreBibliographic)
if index is None:
return
elif isinstance(doctree[index], nodes.docinfo):
md = app.env.metadata[app.env.docname]
for node in doctree[0]:
for node in doctree[index]: # type: ignore
# nodes are multiply inherited...
if isinstance(node, nodes.authors):
authors = cast(List[nodes.author], node)
@@ -58,7 +61,7 @@ class MetadataCollector(EnvironmentCollector):
value = 0
md[name] = value
doctree.pop(0)
doctree.pop(index)
def setup(app: Sphinx) -> Dict[str, Any]: