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Cosmetic refactor of `_entries_from_toctree`

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This commit is contained in:
Adam Turner 2023-01-02 11:40:56 +00:00
parent 085a293357
commit bc262cc8f1
1 changed files with 22 additions and 29 deletions
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43
sphinx/environment/adapters/toctree.py
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@ -86,7 +86,7 @@ class TocTree:
if isinstance(subnode, (addnodes.compact_paragraph,
nodes.list_item)):
# for <p> and <li>, indicate the depth level and recurse
subnode['classes'].append('toctree-l%d' % (depth - 1))
subnode['classes'].append(f'toctree-l{depth - 1}')
_toctree_add_classes(subnode, depth)
elif isinstance(subnode, nodes.bullet_list):
# for <ul>, just recurse
@ -111,8 +111,7 @@ class TocTree:
subnode = subnode.parent
def _entries_from_toctree(toctreenode: addnodes.toctree, parents: list[str],
separate: bool = False, subtree: bool = False
) -> list[Element]:
subtree: bool = False) -> list[Element]:
"""Return TOC entries for a toctree node."""
refs = [(e[0], e[1]) for e in toctreenode['entries']]
entries: list[Element] = []
@ -189,15 +188,15 @@ class TocTree:
logger.warning(message, ref, location=toctreenode)
else:
# if titles_only is given, only keep the main title and
# sub-toctrees
if titles_only:
# children of toc are:
# - list_item + compact_paragraph + (reference and subtoc)
# - only + subtoc
# - toctree
children = cast(Iterable[nodes.Element], toc)
# if titles_only is given, only keep the main title and
# sub-toctrees
if titles_only:
# delete everything but the toplevel title(s)
# and toctrees
for toplevel in children:
@ -209,22 +208,19 @@ class TocTree:
else:
toplevel.pop(1)
# resolve all sub-toctrees
for subtocnode in list(toc.findall(addnodes.toctree)):
if not (subtocnode.get('hidden', False) and
not includehidden):
i = subtocnode.parent.index(subtocnode) + 1
for entry in _entries_from_toctree(
subtocnode, [refdoc] + parents,
subtree=True):
subtocnode.parent.insert(i, entry)
i += 1
subtocnode.parent.remove(subtocnode)
if separate:
entries.append(toc)
else:
children = cast(Iterable[nodes.Element], toc)
for sub_toc_node in list(toc.findall(addnodes.toctree)):
if sub_toc_node.get('hidden', False) and not includehidden:
continue
for i, entry in enumerate(
_entries_from_toctree(sub_toc_node, [refdoc] + parents,
subtree=True),
start=sub_toc_node.parent.index(sub_toc_node) + 1
):
sub_toc_node.parent.insert(i, entry)
sub_toc_node.parent.remove(sub_toc_node)
entries.extend(children)
if not subtree and not separate:
if not subtree:
ret = nodes.bullet_list()
ret += entries
return [ret]
@ -236,10 +232,7 @@ class TocTree:
if not includehidden and toctree.get('includehidden', False):
includehidden = True
# NOTE: previously, this was separate=True, but that leads to artificial
# separation when two or more toctree entries form a logical unit, so
# separating mode is no longer used -- it's kept here for history's sake
tocentries = _entries_from_toctree(toctree, [], separate=False)
tocentries = _entries_from_toctree(toctree, [])
if not tocentries:
return None