"""
sphinx.addnodes
~~~~~~~~~~~~~~~
Additional docutils nodes.
:copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import warnings
from typing import Any, Dict, List, Sequence
from docutils import nodes
from docutils.nodes import Element, Node
from sphinx.deprecation import RemovedInSphinx40Warning
if False:
# For type annotation
from sphinx.application import Sphinx
class document(nodes.document):
"""The document root element patched by Sphinx.
This fixes that document.set_id() does not support a node having multiple node Ids.
see https://sourceforge.net/p/docutils/patches/167/
.. important:: This is only for Sphinx internal use. Please don't use this
in your extensions. It will be removed without deprecation period.
"""
def set_id(self, node: Element, msgnode: Element = None,
suggested_prefix: str = '') -> str:
from sphinx.util import docutils
if docutils.__version_info__ >= (0, 16):
ret = super().set_id(node, msgnode, suggested_prefix) # type: ignore
else:
ret = super().set_id(node, msgnode)
if docutils.__version_info__ < (0, 17):
# register other node IDs forcedly
for node_id in node['ids']:
if node_id not in self.ids:
self.ids[node_id] = node
return ret
class translatable(nodes.Node):
"""Node which supports translation.
The translation goes forward with following steps:
1. Preserve original translatable messages
2. Apply translated messages from message catalog
3. Extract preserved messages (for gettext builder)
The translatable nodes MUST preserve original messages.
And these messages should not be overridden at applying step.
Because they are used at final step; extraction.
"""
def preserve_original_messages(self) -> None:
"""Preserve original translatable messages."""
raise NotImplementedError
def apply_translated_message(self, original_message: str, translated_message: str) -> None:
"""Apply translated message."""
raise NotImplementedError
def extract_original_messages(self) -> Sequence[str]:
"""Extract translation messages.
:returns: list of extracted messages or messages generator
"""
raise NotImplementedError
class not_smartquotable:
"""A node which does not support smart-quotes."""
support_smartquotes = False
[ドキュメント]class toctree(nodes.General, nodes.Element, translatable):
"""Node for inserting a "TOC tree"."""
def preserve_original_messages(self) -> None:
# toctree entries
rawentries = self.setdefault('rawentries', [])
for title, docname in self['entries']:
if title:
rawentries.append(title)
# :caption: option
if self.get('caption'):
self['rawcaption'] = self['caption']
def apply_translated_message(self, original_message: str, translated_message: str) -> None:
# toctree entries
for i, (title, docname) in enumerate(self['entries']):
if title == original_message:
self['entries'][i] = (translated_message, docname)
# :caption: option
if self.get('rawcaption') == original_message:
self['caption'] = translated_message
def extract_original_messages(self) -> List[str]:
messages = [] # type: List[str]
# toctree entries
messages.extend(self.get('rawentries', []))
# :caption: option
if 'rawcaption' in self:
messages.append(self['rawcaption'])
return messages
# domain-specific object descriptions (class, function etc.)
[ドキュメント]class desc(nodes.Admonition, nodes.Element):
"""Node for object descriptions.
This node is similar to a "definition list" with one definition. It
contains one or more ``desc_signature`` and a ``desc_content``.
"""
[ドキュメント]class desc_signature(nodes.Part, nodes.Inline, nodes.TextElement):
"""Node for object signatures.
The "term" part of the custom Sphinx definition list.
As default the signature is a single line signature,
but set ``is_multiline = True`` to describe a multi-line signature.
In that case all child nodes must be ``desc_signature_line`` nodes.
"""
@property
def child_text_separator(self):
if self.get('is_multiline'):
return ' '
else:
return super().child_text_separator
[ドキュメント]class desc_signature_line(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for a line in a multi-line object signatures.
It should only be used in a ``desc_signature`` with ``is_multiline`` set.
Set ``add_permalink = True`` for the line that should get the permalink.
"""
sphinx_line_type = ''
# nodes to use within a desc_signature or desc_signature_line
[ドキュメント]class desc_addname(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for additional name parts (module name, class name)."""
# compatibility alias
desc_classname = desc_addname
[ドキュメント]class desc_type(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for return types or object type names."""
[ドキュメント]class desc_returns(desc_type):
"""Node for a "returns" annotation (a la -> in Python)."""
def astext(self) -> str:
return ' -> ' + super().astext()
[ドキュメント]class desc_name(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for the main object name."""
[ドキュメント]class desc_parameterlist(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for a general parameter list."""
child_text_separator = ', '
def astext(self):
return '({})'.format(super().astext())
[ドキュメント]class desc_parameter(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for a single parameter."""
[ドキュメント]class desc_optional(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for marking optional parts of the parameter list."""
child_text_separator = ', '
def astext(self) -> str:
return '[' + super().astext() + ']'
[ドキュメント]class desc_annotation(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for signature annotations (not Python 3-style annotations)."""
[ドキュメント]class desc_content(nodes.General, nodes.Element):
"""Node for object description content.
This is the "definition" part of the custom Sphinx definition list.
"""
class desc_sig_element(nodes.inline):
"""Common parent class of nodes for inline text of a signature."""
classes = [] # type: List[str]
def __init__(self, rawsource: str = '', text: str = '',
*children: Element, **attributes: Any) -> None:
super().__init__(rawsource, text, *children, **attributes)
self['classes'].extend(self.classes)
class desc_sig_name(desc_sig_element):
"""Node for a name in a signature."""
classes = ["n"]
class desc_sig_operator(desc_sig_element):
"""Node for an operator in a signature."""
classes = ["o"]
class desc_sig_punctuation(desc_sig_element):
"""Node for a punctuation in a signature."""
classes = ["p"]
# new admonition-like constructs
[ドキュメント]class versionmodified(nodes.Admonition, nodes.TextElement):
"""Node for version change entries.
Currently used for "versionadded", "versionchanged" and "deprecated"
directives.
"""
[ドキュメント]class seealso(nodes.Admonition, nodes.Element):
"""Custom "see also" admonition."""
[ドキュメント]class productionlist(nodes.Admonition, nodes.Element):
"""Node for grammar production lists.
Contains ``production`` nodes.
"""
[ドキュメント]class production(nodes.Part, nodes.Inline, nodes.FixedTextElement):
"""Node for a single grammar production rule."""
# other directive-level nodes
[ドキュメント]class index(nodes.Invisible, nodes.Inline, nodes.TextElement):
"""Node for index entries.
This node is created by the ``index`` directive and has one attribute,
``entries``. Its value is a list of 5-tuples of ``(entrytype, entryname,
target, ignored, key)``.
*entrytype* is one of "single", "pair", "double", "triple".
*key* is categorization characters (usually a single character) for
general index page. For the details of this, please see also:
:rst:dir:`glossary` and issue #2320.
"""
class centered(nodes.Part, nodes.TextElement):
"""Deprecated."""
class acks(nodes.Element):
"""Special node for "acks" lists."""
class hlist(nodes.Element):
"""Node for "horizontal lists", i.e. lists that should be compressed to
take up less vertical space.
"""
class hlistcol(nodes.Element):
"""Node for one column in a horizontal list."""
[ドキュメント]class compact_paragraph(nodes.paragraph):
"""Node for a compact paragraph (which never makes a <p> node)."""
[ドキュメント]class glossary(nodes.Element):
"""Node to insert a glossary."""
[ドキュメント]class only(nodes.Element):
"""Node for "only" directives (conditional inclusion based on tags)."""
# meta-information nodes
[ドキュメント]class start_of_file(nodes.Element):
"""Node to mark start of a new file, used in the LaTeX builder only."""
[ドキュメント]class highlightlang(nodes.Element):
"""Inserted to set the highlight language and line number options for
subsequent code blocks.
"""
class tabular_col_spec(nodes.Element):
"""Node for specifying tabular columns, used for LaTeX output."""
# inline nodes
[ドキュメント]class pending_xref(nodes.Inline, nodes.Element):
"""Node for cross-references that cannot be resolved without complete
information about all documents.
These nodes are resolved before writing output, in
BuildEnvironment.resolve_references.
"""
class number_reference(nodes.reference):
"""Node for number references, similar to pending_xref."""
[ドキュメント]class download_reference(nodes.reference):
"""Node for download references, similar to pending_xref."""
[ドキュメント]class literal_emphasis(nodes.emphasis, not_smartquotable):
"""Node that behaves like `emphasis`, but further text processors are not
applied (e.g. smartypants for HTML output).
"""
class literal_strong(nodes.strong, not_smartquotable):
"""Node that behaves like `strong`, but further text processors are not
applied (e.g. smartypants for HTML output).
"""
[ドキュメント]class abbreviation(nodes.abbreviation):
"""Node for abbreviations with explanations.
.. deprecated:: 2.0
"""
def __init__(self, rawsource: str = '', text: str = '',
*children: Node, **attributes: Any) -> None:
warnings.warn("abbrevition node for Sphinx was replaced by docutils'.",
RemovedInSphinx40Warning, stacklevel=2)
super().__init__(rawsource, text, *children, **attributes)
class manpage(nodes.Inline, nodes.FixedTextElement):
"""Node for references to manpages."""
def setup(app: "Sphinx") -> Dict[str, Any]:
app.add_node(toctree)
app.add_node(desc)
app.add_node(desc_signature)
app.add_node(desc_signature_line)
app.add_node(desc_addname)
app.add_node(desc_type)
app.add_node(desc_returns)
app.add_node(desc_name)
app.add_node(desc_parameterlist)
app.add_node(desc_parameter)
app.add_node(desc_optional)
app.add_node(desc_annotation)
app.add_node(desc_content)
app.add_node(desc_sig_name)
app.add_node(desc_sig_operator)
app.add_node(desc_sig_punctuation)
app.add_node(versionmodified)
app.add_node(seealso)
app.add_node(productionlist)
app.add_node(production)
app.add_node(index)
app.add_node(centered)
app.add_node(acks)
app.add_node(hlist)
app.add_node(hlistcol)
app.add_node(compact_paragraph)
app.add_node(glossary)
app.add_node(only)
app.add_node(start_of_file)
app.add_node(highlightlang)
app.add_node(tabular_col_spec)
app.add_node(meta)
app.add_node(pending_xref)
app.add_node(number_reference)
app.add_node(download_reference)
app.add_node(literal_emphasis)
app.add_node(literal_strong)
app.add_node(manpage)
return {
'version': 'builtin',
'parallel_read_safe': True,
'parallel_write_safe': True,
}
