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Fix `MemoryError in sphinx.ext.intersphinx when using None or typing.*` as inline type references (#11338)

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Co-authored-by: Adam Turner <9087854+aa-turner@users.noreply.github.com>
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picnixz 2023-07-24 12:35:12 +02:00 committed by GitHub
parent 24b4d65a02
commit e11bf76919
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2 changed files with 20 additions and 11 deletions
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@ -58,6 +58,8 @@ Bugs fixed
...
Patch by Bénédikt Tran.
* #11337: Fix a ``MemoryError`` in ``sphinx.ext.intersphinx`` when using ``None``
or ``typing.*`` as inline type references. Patch by Bénédikt Tran (picnixz)
Testing
--------

29
sphinx/ext/intersphinx.py
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@ -25,7 +25,7 @@ import re
import sys
import time
from os import path
from typing import IO, TYPE_CHECKING, Any, cast
from typing import IO, TYPE_CHECKING, Any, Iterable, cast
from urllib.parse import urlsplit, urlunsplit
from docutils import nodes
@ -324,7 +324,7 @@ def _create_element_from_result(domain: Domain, inv_name: str | None,
def _resolve_reference_in_domain_by_target(
inv_name: str | None, inventory: Inventory,
domain: Domain, objtypes: list[str],
domain: Domain, objtypes: Iterable[str],
target: str,
node: pending_xref, contnode: TextElement) -> nodes.reference | None:
for objtype in objtypes:
@ -357,24 +357,31 @@ def _resolve_reference_in_domain_by_target(
def _resolve_reference_in_domain(env: BuildEnvironment,
inv_name: str | None, inventory: Inventory,
honor_disabled_refs: bool,
domain: Domain, objtypes: list[str],
domain: Domain, objtypes: Iterable[str],
node: pending_xref, contnode: TextElement,
) -> nodes.reference | None:
obj_types: dict[str, None] = {}.fromkeys(objtypes)
# we adjust the object types for backwards compatibility
if domain.name == 'std' and 'cmdoption' in objtypes:
if domain.name == 'std' and 'cmdoption' in obj_types:
# cmdoptions were stored as std:option until Sphinx 1.6
objtypes.append('option')
if domain.name == 'py' and 'attribute' in objtypes:
obj_types['option'] = None
if domain.name == 'py' and 'attribute' in obj_types:
# properties are stored as py:method since Sphinx 2.1
objtypes.append('method')
obj_types['method'] = None
# the inventory contains domain:type as objtype
objtypes = [f"{domain.name}:{t}" for t in objtypes]
domain_name = domain.name
obj_types = {f"{domain_name}:{obj_type}": None for obj_type in obj_types}
# now that the objtypes list is complete we can remove the disabled ones
if honor_disabled_refs:
disabled = env.config.intersphinx_disabled_reftypes
objtypes = [o for o in objtypes if o not in disabled]
disabled = set(env.config.intersphinx_disabled_reftypes)
obj_types = {obj_type: None
for obj_type in obj_types
if obj_type not in disabled}
objtypes = [*obj_types.keys()]
# without qualification
res = _resolve_reference_in_domain_by_target(inv_name, inventory, domain, objtypes,
@ -405,7 +412,7 @@ def _resolve_reference(env: BuildEnvironment, inv_name: str | None, inventory: I
if (honor_disabled_refs
and (domain_name + ":*") in env.config.intersphinx_disabled_reftypes):
continue
objtypes = list(domain.object_types)
objtypes: Iterable[str] = domain.object_types.keys()
res = _resolve_reference_in_domain(env, inv_name, inventory,
honor_disabled_refs,
domain, objtypes,