borg/docs/borg_domain.py

103 lines
3.2 KiB
Python

from sphinx import addnodes
from sphinx.domains import Domain, ObjType
from sphinx.locale import l_, _
from sphinx.directives import ObjectDescription
from sphinx.domains.std import ws_re
class BorgObject(ObjectDescription):
indextemplate = l_('%s')
parse_node = None # type: Callable[[GenericObject, BuildEnvironment, unicode, addnodes.desc_signature], unicode] # NOQA
def handle_signature(self, sig, signode):
# type: (unicode, addnodes.desc_signature) -> unicode
pass
def add_target_and_index(self, name, sig, signode):
# type: (str, str, addnodes.desc_signature) -> None
# ^ ignore this one, don't insert any markup.
# v- the human text v- the target name
# "borg key change-passphrase" -> "borg-key-change-passphrase"
del name # ignored
targetname = sig.replace(' ', '-')
if self.indextemplate:
colon = self.indextemplate.find(':')
if colon != -1:
indextype = self.indextemplate[:colon].strip()
indexentry = self.indextemplate[colon + 1:].strip() % (sig,)
else:
indextype = 'single'
indexentry = self.indextemplate % (sig,)
self.indexnode['entries'].append((indextype, indexentry, targetname, '', None))
self.env.domaindata['borg']['objects'][targetname] = self.env.docname, self.objtype, sig
def run(self):
super().run()
return [self.indexnode]
class BorgCommand(BorgObject):
"""
Inserts an index entry and an anchor for a borg command.
For example, the following snippet creates an index entry about the "borg foo-and-bar"
command as well as a "borg-foo-and-bar" anchor (id).
.. borg:command:: borg foo-and-bar
"""
indextemplate = l_('%s (command)')
class BorgEnvVar(BorgObject):
"""
Inserts an index entry and an anchor for an environment variable.
(Currently not used)
"""
indextemplate = l_('%s (environment variable)')
class BorgDomain(Domain):
"""Land of the Borg."""
name = 'borg'
label = 'Borg'
object_types = {
'command': ObjType(l_('command')),
'env_var': ObjType(l_('env_var')),
}
directives = {
'command': BorgCommand,
'env_var': BorgEnvVar,
}
roles = {}
initial_data = {
'objects': {}, # fullname -> docname, objtype
}
def clear_doc(self, docname):
# required for incremental builds
try:
del self.data['objects'][docname]
except KeyError:
pass
def merge_domaindata(self, docnames, otherdata):
# needed due to parallel_read_safe
for fullname, (docname, objtype, sig) in otherdata['objects'].items():
if docname in docnames:
self.data['objects'][fullname] = (docname, objtype, sig)
def get_objects(self):
for refname, (docname, objtype, sig) in list(self.data['objects'].items()):
yield sig, sig, objtype, docname, refname, 1
def setup(app):
app.add_domain(BorgDomain)
return {
'version': 1,
'parallel_read_safe': True,
'parallel_write_safe': True,
}