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-rw-r--r--sphinx/domains/std.py28
1 files changed, 15 insertions, 13 deletions
diff --git a/sphinx/domains/std.py b/sphinx/domains/std.py
index 5e10646f0..7660f84c9 100644
--- a/sphinx/domains/std.py
+++ b/sphinx/domains/std.py
@@ -285,7 +285,7 @@ class OptionXRefRole(XRefRole):
def split_term_classifiers(line: str) -> List[Optional[str]]:
# split line into a term and classifiers. if no classifier, None is used..
- parts = re.split(' +: +', line) + [None]
+ parts: List[Optional[str]] = re.split(' +: +', line) + [None]
return parts
@@ -621,7 +621,7 @@ class StandardDomain(Domain):
}
# node_class -> (figtype, title_getter)
- enumerable_nodes: Dict[Type[Node], Tuple[str, Callable]] = {
+ enumerable_nodes: Dict[Type[Node], Tuple[str, Optional[Callable]]] = {
nodes.figure: ('figure', None),
nodes.table: ('table', None),
nodes.container: ('code-block', None),
@@ -812,7 +812,8 @@ class StandardDomain(Domain):
return newnode
def resolve_xref(self, env: "BuildEnvironment", fromdocname: str, builder: "Builder",
- typ: str, target: str, node: pending_xref, contnode: Element) -> Element:
+ typ: str, target: str, node: pending_xref, contnode: Element
+ ) -> Optional[Element]:
if typ == 'ref':
resolver = self._resolve_ref_xref
elif typ == 'numref':
@@ -832,7 +833,7 @@ class StandardDomain(Domain):
def _resolve_ref_xref(self, env: "BuildEnvironment", fromdocname: str,
builder: "Builder", typ: str, target: str, node: pending_xref,
- contnode: Element) -> Element:
+ contnode: Element) -> Optional[Element]:
if node['refexplicit']:
# reference to anonymous label; the reference uses
# the supplied link caption
@@ -850,7 +851,7 @@ class StandardDomain(Domain):
def _resolve_numref_xref(self, env: "BuildEnvironment", fromdocname: str,
builder: "Builder", typ: str, target: str,
- node: pending_xref, contnode: Element) -> Element:
+ node: pending_xref, contnode: Element) -> Optional[Element]:
if target in self.labels:
docname, labelid, figname = self.labels.get(target, ('', '', ''))
else:
@@ -913,7 +914,7 @@ class StandardDomain(Domain):
def _resolve_keyword_xref(self, env: "BuildEnvironment", fromdocname: str,
builder: "Builder", typ: str, target: str,
- node: pending_xref, contnode: Element) -> Element:
+ node: pending_xref, contnode: Element) -> Optional[Element]:
# keywords are oddballs: they are referenced by named labels
docname, labelid, _ = self.labels.get(target, ('', '', ''))
if not docname:
@@ -923,7 +924,7 @@ class StandardDomain(Domain):
def _resolve_doc_xref(self, env: "BuildEnvironment", fromdocname: str,
builder: "Builder", typ: str, target: str,
- node: pending_xref, contnode: Element) -> Element:
+ node: pending_xref, contnode: Element) -> Optional[Element]:
# directly reference to document by source name; can be absolute or relative
refdoc = node.get('refdoc', fromdocname)
docname = docname_join(refdoc, node['reftarget'])
@@ -940,7 +941,7 @@ class StandardDomain(Domain):
def _resolve_option_xref(self, env: "BuildEnvironment", fromdocname: str,
builder: "Builder", typ: str, target: str,
- node: pending_xref, contnode: Element) -> Element:
+ node: pending_xref, contnode: Element) -> Optional[Element]:
progname = node.get('std:program')
target = target.strip()
docname, labelid = self.progoptions.get((progname, target), ('', ''))
@@ -977,7 +978,7 @@ class StandardDomain(Domain):
def _resolve_obj_xref(self, env: "BuildEnvironment", fromdocname: str,
builder: "Builder", typ: str, target: str,
- node: pending_xref, contnode: Element) -> Element:
+ node: pending_xref, contnode: Element) -> Optional[Element]:
objtypes = self.objtypes_for_role(typ) or []
for objtype in objtypes:
if (objtype, target) in self.objects:
@@ -1041,7 +1042,7 @@ class StandardDomain(Domain):
def is_enumerable_node(self, node: Node) -> bool:
return node.__class__ in self.enumerable_nodes
- def get_numfig_title(self, node: Node) -> str:
+ def get_numfig_title(self, node: Node) -> Optional[str]:
"""Get the title of enumerable nodes to refer them using its title"""
if self.is_enumerable_node(node):
elem = cast(Element, node)
@@ -1055,7 +1056,7 @@ class StandardDomain(Domain):
return None
- def get_enumerable_node_type(self, node: Node) -> str:
+ def get_enumerable_node_type(self, node: Node) -> Optional[str]:
"""Get type of enumerable nodes."""
def has_child(node: Element, cls: Type) -> bool:
return any(isinstance(child, cls) for child in node)
@@ -1094,7 +1095,7 @@ class StandardDomain(Domain):
# Maybe it is defined in orphaned document.
raise ValueError from exc
- def get_full_qualified_name(self, node: Element) -> str:
+ def get_full_qualified_name(self, node: Element) -> Optional[str]:
if node.get('reftype') == 'option':
progname = node.get('std:program')
command = ws_re.split(node.get('reftarget'))
@@ -1109,7 +1110,8 @@ class StandardDomain(Domain):
return None
-def warn_missing_reference(app: "Sphinx", domain: Domain, node: pending_xref) -> bool:
+def warn_missing_reference(app: "Sphinx", domain: Domain, node: pending_xref
+ ) -> Optional[bool]:
if (domain and domain.name != 'std') or node['reftype'] != 'ref':
return None
else: