mirror of
https://github.com/sphinx-doc/sphinx.git
synced 2025-02-25 18:55:22 -06:00
1022 lines
41 KiB
Python
1022 lines
41 KiB
Python
# -*- coding: utf-8 -*-
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"""
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sphinx.domains.std
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~~~~~~~~~~~~~~~~~~
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The standard domain.
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:copyright: Copyright 2007-2018 by the Sphinx team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import re
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import unicodedata
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import warnings
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from copy import copy
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from typing import cast
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from docutils import nodes
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from docutils.parsers.rst import directives
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from docutils.statemachine import StringList
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from sphinx import addnodes
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from sphinx.deprecation import RemovedInSphinx30Warning
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from sphinx.directives import ObjectDescription
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from sphinx.domains import Domain, ObjType
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from sphinx.locale import _, __
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from sphinx.roles import XRefRole
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from sphinx.util import ws_re, logging, docname_join
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from sphinx.util.docutils import SphinxDirective
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from sphinx.util.nodes import clean_astext, make_refnode
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if False:
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# For type annotation
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from typing import Any, Callable, Dict, Iterable, Iterator, List, Tuple, Type, Union # NOQA
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from docutils.parsers.rst import Directive # NOQA
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from sphinx.application import Sphinx # NOQA
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from sphinx.builders import Builder # NOQA
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from sphinx.environment import BuildEnvironment # NOQA
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from sphinx.util.typing import RoleFunction # NOQA
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logger = logging.getLogger(__name__)
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# RE for option descriptions
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option_desc_re = re.compile(r'((?:/|--|-|\+)?[^\s=]+)(=?\s*.*)')
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# RE for grammar tokens
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token_re = re.compile(r'`(\w+)`', re.U)
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class GenericObject(ObjectDescription):
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"""
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A generic x-ref directive registered with Sphinx.add_object_type().
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"""
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indextemplate = ''
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parse_node = None # type: Callable[[GenericObject, BuildEnvironment, str, addnodes.desc_signature], str] # NOQA
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def handle_signature(self, sig, signode):
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# type: (str, addnodes.desc_signature) -> str
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if self.parse_node:
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name = self.parse_node(self.env, sig, signode)
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else:
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signode.clear()
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signode += addnodes.desc_name(sig, sig)
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# normalize whitespace like XRefRole does
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name = ws_re.sub('', sig)
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return name
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def add_target_and_index(self, name, sig, signode):
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# type: (str, str, addnodes.desc_signature) -> None
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targetname = '%s-%s' % (self.objtype, name)
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signode['ids'].append(targetname)
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self.state.document.note_explicit_target(signode)
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if self.indextemplate:
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colon = self.indextemplate.find(':')
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if colon != -1:
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indextype = self.indextemplate[:colon].strip()
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indexentry = self.indextemplate[colon + 1:].strip() % (name,)
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else:
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indextype = 'single'
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indexentry = self.indextemplate % (name,)
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self.indexnode['entries'].append((indextype, indexentry,
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targetname, '', None))
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std = cast(StandardDomain, self.env.get_domain('std'))
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std.add_object(self.objtype, name, self.env.docname, targetname)
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class EnvVar(GenericObject):
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indextemplate = _('environment variable; %s')
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class EnvVarXRefRole(XRefRole):
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"""
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Cross-referencing role for environment variables (adds an index entry).
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"""
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def result_nodes(self, document, env, node, is_ref):
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# type: (nodes.document, BuildEnvironment, nodes.Element, bool) -> Tuple[List[nodes.Node], List[nodes.system_message]] # NOQA
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if not is_ref:
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return [node], []
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varname = node['reftarget']
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tgtid = 'index-%s' % env.new_serialno('index')
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indexnode = addnodes.index()
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indexnode['entries'] = [
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('single', varname, tgtid, '', None),
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('single', _('environment variable; %s') % varname, tgtid, '', None)
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]
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targetnode = nodes.target('', '', ids=[tgtid])
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document.note_explicit_target(targetnode)
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return [indexnode, targetnode, node], []
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class Target(SphinxDirective):
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"""
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Generic target for user-defined cross-reference types.
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"""
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indextemplate = ''
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has_content = False
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required_arguments = 1
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optional_arguments = 0
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final_argument_whitespace = True
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option_spec = {} # type: Dict
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def run(self):
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# type: () -> List[nodes.Node]
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# normalize whitespace in fullname like XRefRole does
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fullname = ws_re.sub(' ', self.arguments[0].strip())
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targetname = '%s-%s' % (self.name, fullname)
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node = nodes.target('', '', ids=[targetname])
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self.state.document.note_explicit_target(node)
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ret = [node] # type: List[nodes.Node]
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if self.indextemplate:
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indexentry = self.indextemplate % (fullname,)
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indextype = 'single'
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colon = indexentry.find(':')
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if colon != -1:
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indextype = indexentry[:colon].strip()
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indexentry = indexentry[colon + 1:].strip()
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inode = addnodes.index(entries=[(indextype, indexentry,
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targetname, '', None)])
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ret.insert(0, inode)
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name = self.name
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if ':' in self.name:
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_, name = self.name.split(':', 1)
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std = cast(StandardDomain, self.env.get_domain('std'))
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std.add_object(name, fullname, self.env.docname, targetname)
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return ret
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class Cmdoption(ObjectDescription):
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"""
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Description of a command-line option (.. option).
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"""
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def handle_signature(self, sig, signode):
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# type: (str, addnodes.desc_signature) -> str
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"""Transform an option description into RST nodes."""
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count = 0
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firstname = ''
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for potential_option in sig.split(', '):
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potential_option = potential_option.strip()
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m = option_desc_re.match(potential_option)
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if not m:
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logger.warning(__('Malformed option description %r, should '
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'look like "opt", "-opt args", "--opt args", '
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'"/opt args" or "+opt args"'), potential_option,
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location=(self.env.docname, self.lineno))
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continue
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optname, args = m.groups()
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if count:
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signode += addnodes.desc_addname(', ', ', ')
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signode += addnodes.desc_name(optname, optname)
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signode += addnodes.desc_addname(args, args)
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if not count:
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firstname = optname
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signode['allnames'] = [optname]
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else:
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signode['allnames'].append(optname)
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count += 1
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if not firstname:
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raise ValueError
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return firstname
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def add_target_and_index(self, firstname, sig, signode):
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# type: (str, str, addnodes.desc_signature) -> None
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currprogram = self.env.ref_context.get('std:program')
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for optname in signode.get('allnames', []):
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targetname = optname.replace('/', '-')
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if not targetname.startswith('-'):
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targetname = '-arg-' + targetname
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if currprogram:
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targetname = '-' + currprogram + targetname
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targetname = 'cmdoption' + targetname
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signode['names'].append(targetname)
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domain = cast(StandardDomain, self.env.get_domain('std'))
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self.state.document.note_explicit_target(signode)
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for optname in signode.get('allnames', []):
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domain.add_program_option(currprogram, optname,
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self.env.docname, signode['ids'][0])
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# create only one index entry for the whole option
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if optname == firstname:
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self.indexnode['entries'].append(
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('pair', _('%scommand line option; %s') %
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((currprogram and currprogram + ' ' or ''), sig),
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signode['ids'][0], '', None))
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class Program(SphinxDirective):
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"""
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Directive to name the program for which options are documented.
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"""
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has_content = False
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required_arguments = 1
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optional_arguments = 0
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final_argument_whitespace = True
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option_spec = {} # type: Dict
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def run(self):
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# type: () -> List[nodes.Node]
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program = ws_re.sub('-', self.arguments[0].strip())
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if program == 'None':
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self.env.ref_context.pop('std:program', None)
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else:
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self.env.ref_context['std:program'] = program
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return []
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class OptionXRefRole(XRefRole):
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def process_link(self, env, refnode, has_explicit_title, title, target):
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# type: (BuildEnvironment, nodes.Element, bool, str, str) -> Tuple[str, str]
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refnode['std:program'] = env.ref_context.get('std:program')
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return title, target
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def split_term_classifiers(line):
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# type: (str) -> List[Union[str, None]]
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# split line into a term and classifiers. if no classifier, None is used..
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parts = re.split(' +: +', line) + [None]
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return parts
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def make_glossary_term(env, textnodes, index_key, source, lineno, new_id=None):
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# type: (BuildEnvironment, Iterable[nodes.Node], str, str, int, str) -> nodes.term
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# get a text-only representation of the term and register it
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# as a cross-reference target
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term = nodes.term('', '', *textnodes)
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term.source = source
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term.line = lineno
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gloss_entries = env.temp_data.setdefault('gloss_entries', set())
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termtext = term.astext()
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if new_id is None:
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new_id = nodes.make_id('term-' + termtext)
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if new_id in gloss_entries:
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new_id = 'term-' + str(len(gloss_entries))
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gloss_entries.add(new_id)
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std = cast(StandardDomain, env.get_domain('std'))
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std.add_object('term', termtext.lower(), env.docname, new_id)
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# add an index entry too
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indexnode = addnodes.index()
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indexnode['entries'] = [('single', termtext, new_id, 'main', index_key)]
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indexnode.source, indexnode.line = term.source, term.line
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term.append(indexnode)
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term['ids'].append(new_id)
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term['names'].append(new_id)
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return term
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class Glossary(SphinxDirective):
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"""
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Directive to create a glossary with cross-reference targets for :term:
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roles.
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"""
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has_content = True
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required_arguments = 0
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optional_arguments = 0
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final_argument_whitespace = False
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option_spec = {
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'sorted': directives.flag,
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}
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def run(self):
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# type: () -> List[nodes.Node]
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node = addnodes.glossary()
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node.document = self.state.document
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# This directive implements a custom format of the reST definition list
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# that allows multiple lines of terms before the definition. This is
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# easy to parse since we know that the contents of the glossary *must
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# be* a definition list.
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# first, collect single entries
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entries = [] # type: List[Tuple[List[Tuple[str, str, int]], StringList]]
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in_definition = True
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was_empty = True
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messages = [] # type: List[nodes.Node]
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for line, (source, lineno) in zip(self.content, self.content.items):
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# empty line -> add to last definition
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if not line:
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if in_definition and entries:
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entries[-1][1].append('', source, lineno)
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was_empty = True
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continue
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# unindented line -> a term
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if line and not line[0].isspace():
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# enable comments
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if line.startswith('.. '):
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continue
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# first term of definition
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if in_definition:
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if not was_empty:
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messages.append(self.state.reporter.system_message(
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2, 'glossary term must be preceded by empty line',
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source=source, line=lineno))
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entries.append(([(line, source, lineno)], StringList()))
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in_definition = False
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# second term and following
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else:
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if was_empty:
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messages.append(self.state.reporter.system_message(
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2, 'glossary terms must not be separated by empty '
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'lines', source=source, line=lineno))
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if entries:
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entries[-1][0].append((line, source, lineno))
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else:
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messages.append(self.state.reporter.system_message(
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2, 'glossary seems to be misformatted, check '
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'indentation', source=source, line=lineno))
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else:
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if not in_definition:
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# first line of definition, determines indentation
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in_definition = True
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indent_len = len(line) - len(line.lstrip())
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if entries:
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entries[-1][1].append(line[indent_len:], source, lineno)
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else:
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messages.append(self.state.reporter.system_message(
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2, 'glossary seems to be misformatted, check '
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'indentation', source=source, line=lineno))
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was_empty = False
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# now, parse all the entries into a big definition list
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items = []
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for terms, definition in entries:
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termtexts = [] # type: List[str]
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termnodes = [] # type: List[nodes.Node]
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system_messages = [] # type: List[nodes.Node]
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for line, source, lineno in terms:
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parts = split_term_classifiers(line)
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# parse the term with inline markup
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# classifiers (parts[1:]) will not be shown on doctree
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textnodes, sysmsg = self.state.inline_text(parts[0], lineno)
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# use first classifier as a index key
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term = make_glossary_term(self.env, textnodes, parts[1], source, lineno)
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term.rawsource = line
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system_messages.extend(sysmsg)
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termtexts.append(term.astext())
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termnodes.append(term)
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termnodes.extend(system_messages)
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defnode = nodes.definition()
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if definition:
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self.state.nested_parse(definition, definition.items[0][1],
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defnode)
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termnodes.append(defnode)
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items.append((termtexts,
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nodes.definition_list_item('', *termnodes)))
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if 'sorted' in self.options:
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items.sort(key=lambda x:
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unicodedata.normalize('NFD', x[0][0].lower()))
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dlist = nodes.definition_list()
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dlist['classes'].append('glossary')
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dlist.extend(item[1] for item in items)
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node += dlist
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return messages + [node]
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def token_xrefs(text):
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# type: (str) -> List[nodes.Node]
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retnodes = [] # type: List[nodes.Node]
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pos = 0
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for m in token_re.finditer(text):
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if m.start() > pos:
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txt = text[pos:m.start()]
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retnodes.append(nodes.Text(txt, txt))
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refnode = addnodes.pending_xref(
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m.group(1), reftype='token', refdomain='std', reftarget=m.group(1))
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refnode += nodes.literal(m.group(1), m.group(1), classes=['xref'])
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retnodes.append(refnode)
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pos = m.end()
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if pos < len(text):
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retnodes.append(nodes.Text(text[pos:], text[pos:]))
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return retnodes
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class ProductionList(SphinxDirective):
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"""
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Directive to list grammar productions.
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"""
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has_content = False
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required_arguments = 1
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optional_arguments = 0
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final_argument_whitespace = True
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option_spec = {} # type: Dict
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def run(self):
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# type: () -> List[nodes.Node]
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domain = cast(StandardDomain, self.env.get_domain('std'))
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node = addnodes.productionlist() # type: nodes.Element
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i = 0
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for rule in self.arguments[0].split('\n'):
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if i == 0 and ':' not in rule:
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# production group
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continue
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i += 1
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try:
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name, tokens = rule.split(':', 1)
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except ValueError:
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break
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subnode = addnodes.production()
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subnode['tokenname'] = name.strip()
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if subnode['tokenname']:
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idname = nodes.make_id('grammar-token-%s' % subnode['tokenname'])
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if idname not in self.state.document.ids:
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subnode['ids'].append(idname)
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self.state.document.note_implicit_target(subnode, subnode)
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domain.add_object('token', subnode['tokenname'], self.env.docname, idname)
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subnode.extend(token_xrefs(tokens))
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node.append(subnode)
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return [node]
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class StandardDomain(Domain):
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"""
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Domain for all objects that don't fit into another domain or are added
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via the application interface.
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"""
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name = 'std'
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label = 'Default'
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object_types = {
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'term': ObjType(_('glossary term'), 'term', searchprio=-1),
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'token': ObjType(_('grammar token'), 'token', searchprio=-1),
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'label': ObjType(_('reference label'), 'ref', 'keyword',
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searchprio=-1),
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'envvar': ObjType(_('environment variable'), 'envvar'),
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'cmdoption': ObjType(_('program option'), 'option'),
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'doc': ObjType(_('document'), 'doc', searchprio=-1)
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} # type: Dict[str, ObjType]
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directives = {
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'program': Program,
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'cmdoption': Cmdoption, # old name for backwards compatibility
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'option': Cmdoption,
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'envvar': EnvVar,
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'glossary': Glossary,
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'productionlist': ProductionList,
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} # type: Dict[str, Type[Directive]]
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roles = {
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'option': OptionXRefRole(warn_dangling=True),
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'envvar': EnvVarXRefRole(),
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# links to tokens in grammar productions
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'token': XRefRole(),
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# links to terms in glossary
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'term': XRefRole(lowercase=True, innernodeclass=nodes.inline,
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warn_dangling=True),
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# links to headings or arbitrary labels
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'ref': XRefRole(lowercase=True, innernodeclass=nodes.inline,
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warn_dangling=True),
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# links to labels of numbered figures, tables and code-blocks
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'numref': XRefRole(lowercase=True,
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warn_dangling=True),
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# links to labels, without a different title
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'keyword': XRefRole(warn_dangling=True),
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# links to documents
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'doc': XRefRole(warn_dangling=True, innernodeclass=nodes.inline),
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} # type: Dict[str, Union[RoleFunction, XRefRole]]
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|
|
|
initial_data = {
|
|
'progoptions': {}, # (program, name) -> docname, labelid
|
|
'objects': {}, # (type, name) -> docname, labelid
|
|
'citations': {}, # citation_name -> docname, labelid, lineno
|
|
'citation_refs': {}, # citation_name -> list of docnames
|
|
'labels': { # labelname -> docname, labelid, sectionname
|
|
'genindex': ('genindex', '', _('Index')),
|
|
'modindex': ('py-modindex', '', _('Module Index')),
|
|
'search': ('search', '', _('Search Page')),
|
|
},
|
|
'anonlabels': { # labelname -> docname, labelid
|
|
'genindex': ('genindex', ''),
|
|
'modindex': ('py-modindex', ''),
|
|
'search': ('search', ''),
|
|
},
|
|
}
|
|
|
|
dangling_warnings = {
|
|
'term': 'term not in glossary: %(target)s',
|
|
'ref': 'undefined label: %(target)s (if the link has no caption '
|
|
'the label must precede a section header)',
|
|
'numref': 'undefined label: %(target)s',
|
|
'keyword': 'unknown keyword: %(target)s',
|
|
'doc': 'unknown document: %(target)s',
|
|
'option': 'unknown option: %(target)s',
|
|
'citation': 'citation not found: %(target)s',
|
|
}
|
|
|
|
enumerable_nodes = { # node_class -> (figtype, title_getter)
|
|
nodes.figure: ('figure', None),
|
|
nodes.table: ('table', None),
|
|
nodes.container: ('code-block', None),
|
|
} # type: Dict[Type[nodes.Node], Tuple[str, Callable]]
|
|
|
|
def __init__(self, env):
|
|
# type: (BuildEnvironment) -> None
|
|
super(StandardDomain, self).__init__(env)
|
|
|
|
# set up enumerable nodes
|
|
self.enumerable_nodes = copy(self.enumerable_nodes) # create a copy for this instance
|
|
for node, settings in env.app.registry.enumerable_nodes.items():
|
|
self.enumerable_nodes[node] = settings
|
|
|
|
def clear_doc(self, docname):
|
|
# type: (str) -> None
|
|
for key, (fn, _l) in list(self.data['progoptions'].items()):
|
|
if fn == docname:
|
|
del self.data['progoptions'][key]
|
|
for key, (fn, _l) in list(self.data['objects'].items()):
|
|
if fn == docname:
|
|
del self.data['objects'][key]
|
|
for key, (fn, _l, lineno) in list(self.data['citations'].items()):
|
|
if fn == docname:
|
|
del self.data['citations'][key]
|
|
for key, docnames in list(self.data['citation_refs'].items()):
|
|
if docnames == [docname]:
|
|
del self.data['citation_refs'][key]
|
|
elif docname in docnames:
|
|
docnames.remove(docname)
|
|
for key, (fn, _l, _l) in list(self.data['labels'].items()):
|
|
if fn == docname:
|
|
del self.data['labels'][key]
|
|
for key, (fn, _l) in list(self.data['anonlabels'].items()):
|
|
if fn == docname:
|
|
del self.data['anonlabels'][key]
|
|
|
|
def merge_domaindata(self, docnames, otherdata):
|
|
# type: (List[str], Dict) -> None
|
|
# XXX duplicates?
|
|
for key, data in otherdata['progoptions'].items():
|
|
if data[0] in docnames:
|
|
self.data['progoptions'][key] = data
|
|
for key, data in otherdata['objects'].items():
|
|
if data[0] in docnames:
|
|
self.data['objects'][key] = data
|
|
for key, data in otherdata['citations'].items():
|
|
if data[0] in docnames:
|
|
self.data['citations'][key] = data
|
|
for key, data in otherdata['citation_refs'].items():
|
|
citation_refs = self.data['citation_refs'].setdefault(key, [])
|
|
for docname in data:
|
|
if docname in docnames:
|
|
citation_refs.append(docname)
|
|
for key, data in otherdata['labels'].items():
|
|
if data[0] in docnames:
|
|
self.data['labels'][key] = data
|
|
for key, data in otherdata['anonlabels'].items():
|
|
if data[0] in docnames:
|
|
self.data['anonlabels'][key] = data
|
|
|
|
def process_doc(self, env, docname, document):
|
|
# type: (BuildEnvironment, str, nodes.document) -> None
|
|
self.note_citations(env, docname, document)
|
|
self.note_citation_refs(env, docname, document)
|
|
self.note_labels(env, docname, document)
|
|
|
|
def note_citations(self, env, docname, document):
|
|
# type: (BuildEnvironment, str, nodes.document) -> None
|
|
for node in document.traverse(nodes.citation):
|
|
node['docname'] = docname
|
|
label = cast(nodes.label, node[0]).astext()
|
|
if label in self.data['citations']:
|
|
path = env.doc2path(self.data['citations'][label][0])
|
|
logger.warning(__('duplicate citation %s, other instance in %s'), label, path,
|
|
location=node, type='ref', subtype='citation')
|
|
self.data['citations'][label] = (docname, node['ids'][0], node.line)
|
|
|
|
def note_citation_refs(self, env, docname, document):
|
|
# type: (BuildEnvironment, str, nodes.document) -> None
|
|
for node in document.traverse(addnodes.pending_xref):
|
|
if node['refdomain'] == 'std' and node['reftype'] == 'citation':
|
|
label = node['reftarget']
|
|
citation_refs = self.data['citation_refs'].setdefault(label, [])
|
|
citation_refs.append(docname)
|
|
|
|
def note_labels(self, env, docname, document):
|
|
# type: (BuildEnvironment, str, nodes.document) -> None
|
|
labels, anonlabels = self.data['labels'], self.data['anonlabels']
|
|
for name, explicit in document.nametypes.items():
|
|
if not explicit:
|
|
continue
|
|
labelid = document.nameids[name]
|
|
if labelid is None:
|
|
continue
|
|
node = document.ids[labelid]
|
|
if isinstance(node, nodes.target) and 'refid' in node:
|
|
# indirect hyperlink targets
|
|
node = document.ids.get(node['refid'])
|
|
labelid = node['names'][0]
|
|
if (node.tagname == 'footnote' or
|
|
'refuri' in node or
|
|
node.tagname.startswith('desc_')):
|
|
# ignore footnote labels, labels automatically generated from a
|
|
# link and object descriptions
|
|
continue
|
|
if name in labels:
|
|
logger.warning(__('duplicate label %s, other instance in %s'),
|
|
name, env.doc2path(labels[name][0]),
|
|
location=node)
|
|
anonlabels[name] = docname, labelid
|
|
if node.tagname in ('section', 'rubric'):
|
|
title = cast(nodes.title, node[0])
|
|
sectname = clean_astext(title)
|
|
elif self.is_enumerable_node(node):
|
|
sectname = self.get_numfig_title(node)
|
|
if not sectname:
|
|
continue
|
|
elif node.traverse(addnodes.toctree):
|
|
n = node.traverse(addnodes.toctree)[0]
|
|
if n.get('caption'):
|
|
sectname = n['caption']
|
|
else:
|
|
continue
|
|
else:
|
|
# anonymous-only labels
|
|
continue
|
|
labels[name] = docname, labelid, sectname
|
|
|
|
def add_object(self, objtype, name, docname, labelid):
|
|
# type: (str, str, str, str) -> None
|
|
self.data['objects'][objtype, name] = (docname, labelid)
|
|
|
|
def add_program_option(self, program, name, docname, labelid):
|
|
# type: (str, str, str, str) -> None
|
|
self.data['progoptions'][program, name] = (docname, labelid)
|
|
|
|
def check_consistency(self):
|
|
# type: () -> None
|
|
for name, (docname, labelid, lineno) in self.data['citations'].items():
|
|
if name not in self.data['citation_refs']:
|
|
logger.warning(__('Citation [%s] is not referenced.'), name,
|
|
type='ref', subtype='citation',
|
|
location=(docname, lineno))
|
|
|
|
def build_reference_node(self, fromdocname, builder, docname, labelid,
|
|
sectname, rolename, **options):
|
|
# type: (str, Builder, str, str, str, str, Any) -> nodes.Element
|
|
nodeclass = options.pop('nodeclass', nodes.reference)
|
|
newnode = nodeclass('', '', internal=True, **options)
|
|
innernode = nodes.inline(sectname, sectname)
|
|
if innernode.get('classes') is not None:
|
|
innernode['classes'].append('std')
|
|
innernode['classes'].append('std-' + rolename)
|
|
if docname == fromdocname:
|
|
newnode['refid'] = labelid
|
|
else:
|
|
# set more info in contnode; in case the
|
|
# get_relative_uri call raises NoUri,
|
|
# the builder will then have to resolve these
|
|
contnode = addnodes.pending_xref('')
|
|
contnode['refdocname'] = docname
|
|
contnode['refsectname'] = sectname
|
|
newnode['refuri'] = builder.get_relative_uri(
|
|
fromdocname, docname)
|
|
if labelid:
|
|
newnode['refuri'] += '#' + labelid
|
|
newnode.append(innernode)
|
|
return newnode
|
|
|
|
def resolve_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
if typ == 'ref':
|
|
resolver = self._resolve_ref_xref
|
|
elif typ == 'numref':
|
|
resolver = self._resolve_numref_xref
|
|
elif typ == 'keyword':
|
|
resolver = self._resolve_keyword_xref
|
|
elif typ == 'doc':
|
|
resolver = self._resolve_doc_xref
|
|
elif typ == 'option':
|
|
resolver = self._resolve_option_xref
|
|
elif typ == 'citation':
|
|
resolver = self._resolve_citation_xref
|
|
else:
|
|
resolver = self._resolve_obj_xref
|
|
|
|
return resolver(env, fromdocname, builder, typ, target, node, contnode)
|
|
|
|
def _resolve_ref_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
if node['refexplicit']:
|
|
# reference to anonymous label; the reference uses
|
|
# the supplied link caption
|
|
docname, labelid = self.data['anonlabels'].get(target, ('', ''))
|
|
sectname = node.astext()
|
|
else:
|
|
# reference to named label; the final node will
|
|
# contain the section name after the label
|
|
docname, labelid, sectname = self.data['labels'].get(target,
|
|
('', '', ''))
|
|
if not docname:
|
|
return None
|
|
|
|
return self.build_reference_node(fromdocname, builder,
|
|
docname, labelid, sectname, 'ref')
|
|
|
|
def _resolve_numref_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
if target in self.data['labels']:
|
|
docname, labelid, figname = self.data['labels'].get(target, ('', '', ''))
|
|
else:
|
|
docname, labelid = self.data['anonlabels'].get(target, ('', ''))
|
|
figname = None
|
|
|
|
if not docname:
|
|
return None
|
|
|
|
target_node = env.get_doctree(docname).ids.get(labelid)
|
|
figtype = self.get_enumerable_node_type(target_node)
|
|
if figtype is None:
|
|
return None
|
|
|
|
if figtype != 'section' and env.config.numfig is False:
|
|
logger.warning(__('numfig is disabled. :numref: is ignored.'), location=node)
|
|
return contnode
|
|
|
|
try:
|
|
fignumber = self.get_fignumber(env, builder, figtype, docname, target_node)
|
|
if fignumber is None:
|
|
return contnode
|
|
except ValueError:
|
|
logger.warning(__("no number is assigned for %s: %s"), figtype, labelid,
|
|
location=node)
|
|
return contnode
|
|
|
|
try:
|
|
if node['refexplicit']:
|
|
title = contnode.astext()
|
|
else:
|
|
title = env.config.numfig_format.get(figtype, '')
|
|
|
|
if figname is None and '{name}' in title:
|
|
logger.warning(__('the link has no caption: %s'), title, location=node)
|
|
return contnode
|
|
else:
|
|
fignum = '.'.join(map(str, fignumber))
|
|
if '{name}' in title or 'number' in title:
|
|
# new style format (cf. "Fig.{number}")
|
|
if figname:
|
|
newtitle = title.format(name=figname, number=fignum)
|
|
else:
|
|
newtitle = title.format(number=fignum)
|
|
else:
|
|
# old style format (cf. "Fig.%s")
|
|
newtitle = title % fignum
|
|
except KeyError as exc:
|
|
logger.warning(__('invalid numfig_format: %s (%r)'), title, exc, location=node)
|
|
return contnode
|
|
except TypeError:
|
|
logger.warning(__('invalid numfig_format: %s'), title, location=node)
|
|
return contnode
|
|
|
|
return self.build_reference_node(fromdocname, builder,
|
|
docname, labelid, newtitle, 'numref',
|
|
nodeclass=addnodes.number_reference,
|
|
title=title)
|
|
|
|
def _resolve_keyword_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
# keywords are oddballs: they are referenced by named labels
|
|
docname, labelid, _ = self.data['labels'].get(target, ('', '', ''))
|
|
if not docname:
|
|
return None
|
|
return make_refnode(builder, fromdocname, docname,
|
|
labelid, contnode)
|
|
|
|
def _resolve_doc_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
# directly reference to document by source name; can be absolute or relative
|
|
refdoc = node.get('refdoc', fromdocname)
|
|
docname = docname_join(refdoc, node['reftarget'])
|
|
if docname not in env.all_docs:
|
|
return None
|
|
else:
|
|
if node['refexplicit']:
|
|
# reference with explicit title
|
|
caption = node.astext()
|
|
else:
|
|
caption = clean_astext(env.titles[docname])
|
|
innernode = nodes.inline(caption, caption, classes=['doc'])
|
|
return make_refnode(builder, fromdocname, docname, None, innernode)
|
|
|
|
def _resolve_option_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
progname = node.get('std:program')
|
|
target = target.strip()
|
|
docname, labelid = self.data['progoptions'].get((progname, target), ('', ''))
|
|
if not docname:
|
|
commands = []
|
|
while ws_re.search(target):
|
|
subcommand, target = ws_re.split(target, 1)
|
|
commands.append(subcommand)
|
|
progname = "-".join(commands)
|
|
|
|
docname, labelid = self.data['progoptions'].get((progname, target),
|
|
('', ''))
|
|
if docname:
|
|
break
|
|
else:
|
|
return None
|
|
|
|
return make_refnode(builder, fromdocname, docname,
|
|
labelid, contnode)
|
|
|
|
def _resolve_citation_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
from sphinx.environment import NoUri
|
|
|
|
docname, labelid, lineno = self.data['citations'].get(target, ('', '', 0))
|
|
if not docname:
|
|
if 'ids' in node:
|
|
# remove ids attribute that annotated at
|
|
# transforms.CitationReference.apply.
|
|
del node['ids'][:]
|
|
return None
|
|
|
|
try:
|
|
return make_refnode(builder, fromdocname, docname,
|
|
labelid, contnode)
|
|
except NoUri:
|
|
# remove the ids we added in the CitationReferences
|
|
# transform since they can't be transfered to
|
|
# the contnode (if it's a Text node)
|
|
if not isinstance(contnode, nodes.Element):
|
|
del node['ids'][:]
|
|
raise
|
|
|
|
def _resolve_obj_xref(self, env, fromdocname, builder, typ, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, str, addnodes.pending_xref, nodes.Element) -> nodes.Element # NOQA
|
|
objtypes = self.objtypes_for_role(typ) or []
|
|
for objtype in objtypes:
|
|
if (objtype, target) in self.data['objects']:
|
|
docname, labelid = self.data['objects'][objtype, target]
|
|
break
|
|
else:
|
|
docname, labelid = '', ''
|
|
if not docname:
|
|
return None
|
|
return make_refnode(builder, fromdocname, docname,
|
|
labelid, contnode)
|
|
|
|
def resolve_any_xref(self, env, fromdocname, builder, target, node, contnode):
|
|
# type: (BuildEnvironment, str, Builder, str, addnodes.pending_xref, nodes.Element) -> List[Tuple[str, nodes.Element]] # NOQA
|
|
results = [] # type: List[Tuple[str, nodes.Element]]
|
|
ltarget = target.lower() # :ref: lowercases its target automatically
|
|
for role in ('ref', 'option'): # do not try "keyword"
|
|
res = self.resolve_xref(env, fromdocname, builder, role,
|
|
ltarget if role == 'ref' else target,
|
|
node, contnode)
|
|
if res:
|
|
results.append(('std:' + role, res))
|
|
# all others
|
|
for objtype in self.object_types:
|
|
key = (objtype, target)
|
|
if objtype == 'term':
|
|
key = (objtype, ltarget)
|
|
if key in self.data['objects']:
|
|
docname, labelid = self.data['objects'][key]
|
|
results.append(('std:' + self.role_for_objtype(objtype),
|
|
make_refnode(builder, fromdocname, docname,
|
|
labelid, contnode)))
|
|
return results
|
|
|
|
def get_objects(self):
|
|
# type: () -> Iterator[Tuple[str, str, str, str, str, int]]
|
|
# handle the special 'doc' reference here
|
|
for doc in self.env.all_docs:
|
|
yield (doc, clean_astext(self.env.titles[doc]), 'doc', doc, '', -1)
|
|
for (prog, option), info in self.data['progoptions'].items():
|
|
if prog:
|
|
fullname = ".".join([prog, option])
|
|
yield (fullname, fullname, 'cmdoption', info[0], info[1], 1)
|
|
else:
|
|
yield (option, option, 'cmdoption', info[0], info[1], 1)
|
|
for (type, name), info in self.data['objects'].items():
|
|
yield (name, name, type, info[0], info[1],
|
|
self.object_types[type].attrs['searchprio'])
|
|
for name, info in self.data['labels'].items():
|
|
yield (name, info[2], 'label', info[0], info[1], -1)
|
|
# add anonymous-only labels as well
|
|
non_anon_labels = set(self.data['labels'])
|
|
for name, info in self.data['anonlabels'].items():
|
|
if name not in non_anon_labels:
|
|
yield (name, name, 'label', info[0], info[1], -1)
|
|
|
|
def get_type_name(self, type, primary=False):
|
|
# type: (ObjType, bool) -> str
|
|
# never prepend "Default"
|
|
return type.lname
|
|
|
|
def is_enumerable_node(self, node):
|
|
# type: (nodes.Node) -> bool
|
|
return node.__class__ in self.enumerable_nodes
|
|
|
|
def get_numfig_title(self, node):
|
|
# type: (nodes.Node) -> str
|
|
"""Get the title of enumerable nodes to refer them using its title"""
|
|
if self.is_enumerable_node(node):
|
|
_, title_getter = self.enumerable_nodes.get(node.__class__, (None, None))
|
|
if title_getter:
|
|
return title_getter(node)
|
|
else:
|
|
for subnode in node:
|
|
if subnode.tagname in ('caption', 'title'):
|
|
return clean_astext(subnode)
|
|
|
|
return None
|
|
|
|
def get_enumerable_node_type(self, node):
|
|
# type: (nodes.Node) -> str
|
|
"""Get type of enumerable nodes."""
|
|
def has_child(node, cls):
|
|
# type: (nodes.Element, Type) -> bool
|
|
return any(isinstance(child, cls) for child in node)
|
|
|
|
if isinstance(node, nodes.section):
|
|
return 'section'
|
|
elif isinstance(node, nodes.container):
|
|
if node.get('literal_block') and has_child(node, nodes.literal_block):
|
|
return 'code-block'
|
|
else:
|
|
return None
|
|
else:
|
|
figtype, _ = self.enumerable_nodes.get(node.__class__, (None, None))
|
|
return figtype
|
|
|
|
def get_figtype(self, node):
|
|
# type: (nodes.Node) -> str
|
|
"""Get figure type of nodes.
|
|
|
|
.. deprecated:: 1.8
|
|
"""
|
|
warnings.warn('StandardDomain.get_figtype() is deprecated. '
|
|
'Please use get_enumerable_node_type() instead.',
|
|
RemovedInSphinx30Warning, stacklevel=2)
|
|
return self.get_enumerable_node_type(node)
|
|
|
|
def get_fignumber(self, env, builder, figtype, docname, target_node):
|
|
# type: (BuildEnvironment, Builder, str, str, nodes.Element) -> Tuple[int, ...]
|
|
if figtype == 'section':
|
|
if builder.name == 'latex':
|
|
return tuple()
|
|
elif docname not in env.toc_secnumbers:
|
|
raise ValueError # no number assigned
|
|
else:
|
|
anchorname = '#' + target_node['ids'][0]
|
|
if anchorname not in env.toc_secnumbers[docname]:
|
|
# try first heading which has no anchor
|
|
return env.toc_secnumbers[docname].get('')
|
|
else:
|
|
return env.toc_secnumbers[docname].get(anchorname)
|
|
else:
|
|
try:
|
|
figure_id = target_node['ids'][0]
|
|
return env.toc_fignumbers[docname][figtype][figure_id]
|
|
except (KeyError, IndexError):
|
|
# target_node is found, but fignumber is not assigned.
|
|
# Maybe it is defined in orphaned document.
|
|
raise ValueError
|
|
|
|
def get_full_qualified_name(self, node):
|
|
# type: (nodes.Element) -> str
|
|
if node.get('reftype') == 'option':
|
|
progname = node.get('std:program')
|
|
command = ws_re.split(node.get('reftarget'))
|
|
if progname:
|
|
command.insert(0, progname)
|
|
option = command.pop()
|
|
if command:
|
|
return '.'.join(['-'.join(command), option])
|
|
else:
|
|
return None
|
|
else:
|
|
return None
|
|
|
|
|
|
def setup(app):
|
|
# type: (Sphinx) -> Dict[str, Any]
|
|
app.add_domain(StandardDomain)
|
|
|
|
return {
|
|
'version': 'builtin',
|
|
'env_version': 1,
|
|
'parallel_read_safe': True,
|
|
'parallel_write_safe': True,
|
|
}
|