2023-08-07 18:51:57 -05:00
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# based on https://github.com/ofosos/sphinxrecipes/blob/master/sphinxrecipes/sphinxrecipes.py
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from __future__ import annotations
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from docutils import nodes
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from docutils.nodes import Node, Element
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from docutils.parsers.rst import directives
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from docutils.parsers.rst.states import Inliner
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from sphinx.application import Sphinx
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from sphinx.domains import Domain, Index
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from sphinx.domains.std import StandardDomain
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from sphinx.roles import XRefRole
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from sphinx.directives import ObjectDescription
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from sphinx.directives.code import container_wrapper
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from sphinx.util.nodes import make_refnode
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from sphinx import addnodes
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class TocNode(ObjectDescription):
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def _object_hierarchy_parts(self, sig_node: addnodes.desc_signature) -> tuple[str, ...]:
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if 'fullname' not in sig_node:
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return ()
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modname = sig_node.get('module')
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fullname = sig_node['fullname']
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if modname:
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return (modname, *fullname.split('::'))
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else:
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return tuple(fullname.split('::'))
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def _toc_entry_name(self, sig_node: addnodes.desc_signature) -> str:
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if not sig_node.get('_toc_parts'):
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return ''
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config = self.env.app.config
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objtype = sig_node.parent.get('objtype')
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if config.add_function_parentheses and objtype in {'function', 'method'}:
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parens = '()'
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else:
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parens = ''
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*parents, name = sig_node['_toc_parts']
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if config.toc_object_entries_show_parents == 'domain':
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return sig_node.get('fullname', name) + parens
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if config.toc_object_entries_show_parents == 'hide':
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return name + parens
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if config.toc_object_entries_show_parents == 'all':
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return '.'.join(parents + [name + parens])
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return ''
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class CommandNode(TocNode):
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"""A custom node that describes a command."""
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name = 'cmd'
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required_arguments = 1
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option_spec = {
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'title': directives.unchanged,
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'tags': directives.unchanged
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}
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def handle_signature(self, sig, signode: addnodes.desc_signature):
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fullname = sig
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signode['fullname'] = fullname
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signode += addnodes.desc_addname(text="yosys> help ")
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signode += addnodes.desc_name(text=sig)
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return fullname
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def add_target_and_index(self, name_cls, sig, signode):
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signode['ids'].append(type(self).name + '-' + sig)
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if 'noindex' not in self.options:
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name = "{}.{}.{}".format(self.name, type(self).__name__, sig)
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tagmap = self.env.domaindata[type(self).name]['obj2tag']
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tagmap[name] = list(self.options.get('tags', '').split(' '))
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title = self.options.get('title', sig)
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titlemap = self.env.domaindata[type(self).name]['obj2title']
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titlemap[name] = title
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objs = self.env.domaindata[type(self).name]['objects']
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objs.append((name,
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sig,
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title,
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self.env.docname,
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type(self).name + '-' + sig,
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0))
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class CellNode(CommandNode):
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"""A custom node that describes an internal cell."""
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name = 'cell'
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class CellSourceNode(TocNode):
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"""A custom code block for including cell source."""
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name = 'cellsource'
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option_spec = {
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"source": directives.unchanged_required,
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"language": directives.unchanged_required,
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'lineno-start': int,
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}
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def handle_signature(
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self,
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sig,
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signode: addnodes.desc_signature
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) -> str:
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language = self.options.get('language')
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fullname = sig + "::" + language
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signode['fullname'] = fullname
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signode += addnodes.desc_name(text="Simulation model")
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signode += addnodes.desc_sig_space()
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signode += addnodes.desc_addname(text=f'({language})')
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return fullname
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def add_target_and_index(
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self,
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name: str,
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sig: str,
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signode: addnodes.desc_signature
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) -> None:
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idx = f'{".".join(self.name.split(":"))}.{sig}'
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signode['ids'].append(idx)
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def run(self) -> list[Node]:
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"""Override run to parse content as a code block"""
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if ':' in self.name:
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self.domain, self.objtype = self.name.split(':', 1)
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else:
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self.domain, self.objtype = '', self.name
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self.indexnode = addnodes.index(entries=[])
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node = addnodes.desc()
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node.document = self.state.document
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source, line = self.get_source_info()
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if line is not None:
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line -= 1
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self.state.document.note_source(source, line)
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node['domain'] = self.domain
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# 'desctype' is a backwards compatible attribute
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node['objtype'] = node['desctype'] = self.objtype
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node['noindex'] = noindex = ('noindex' in self.options)
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node['noindexentry'] = ('noindexentry' in self.options)
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node['nocontentsentry'] = ('nocontentsentry' in self.options)
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if self.domain:
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node['classes'].append(self.domain)
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node['classes'].append(node['objtype'])
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self.names = []
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signatures = self.get_signatures()
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for sig in signatures:
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# add a signature node for each signature in the current unit
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# and add a reference target for it
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signode = addnodes.desc_signature(sig, '')
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self.set_source_info(signode)
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node.append(signode)
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try:
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# name can also be a tuple, e.g. (classname, objname);
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# this is strictly domain-specific (i.e. no assumptions may
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# be made in this base class)
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name = self.handle_signature(sig, signode)
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except ValueError:
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# signature parsing failed
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signode.clear()
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signode += addnodes.desc_name(sig, sig)
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continue # we don't want an index entry here
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finally:
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# Private attributes for ToC generation. Will be modified or removed
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# without notice.
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if self.env.app.config.toc_object_entries:
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signode['_toc_parts'] = self._object_hierarchy_parts(signode)
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signode['_toc_name'] = self._toc_entry_name(signode)
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else:
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signode['_toc_parts'] = ()
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signode['_toc_name'] = ''
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if name not in self.names:
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self.names.append(name)
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if not noindex:
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# only add target and index entry if this is the first
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# description of the object with this name in this desc block
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self.add_target_and_index(name, sig, signode)
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# handle code
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code = '\n'.join(self.content)
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literal: Element = nodes.literal_block(code, code)
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if 'lineno-start' in self.options:
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literal['linenos'] = True
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literal['highlight_args'] = {
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'linenostart': self.options['lineno-start']
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}
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literal['classes'] += self.options.get('class', [])
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literal['language'] = self.options.get('language')
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literal = container_wrapper(self, literal, self.options.get('source'))
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return [self.indexnode, node, literal]
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class TagIndex(Index):
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"""A custom directive that creates a tag matrix."""
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name = 'tag'
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localname = 'Tag Index'
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shortname = 'Tag'
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def __init__(self, *args, **kwargs):
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super(TagIndex, self).__init__(*args, **kwargs)
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def generate(self, docnames=None):
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"""Return entries for the index given by *name*. If *docnames* is
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given, restrict to entries referring to these docnames.
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The return value is a tuple of ``(content, collapse)``, where
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* collapse* is a boolean that determines if sub-entries should
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start collapsed (for output formats that support collapsing
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sub-entries).
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*content* is a sequence of ``(letter, entries)`` tuples, where *letter*
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is the "heading" for the given *entries*, usually the starting letter.
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*entries* is a sequence of single entries, where a single entry is a
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sequence ``[name, subtype, docname, anchor, extra, qualifier, descr]``.
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The items in this sequence have the following meaning:
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- `name` -- the name of the index entry to be displayed
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- `subtype` -- sub-entry related type:
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0 -- normal entry
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1 -- entry with sub-entries
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2 -- sub-entry
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- `docname` -- docname where the entry is located
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- `anchor` -- anchor for the entry within `docname`
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- `extra` -- extra info for the entry
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- `qualifier` -- qualifier for the description
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- `descr` -- description for the entry
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Qualifier and description are not rendered e.g. in LaTeX output.
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"""
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content = {}
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objs = {name: (dispname, typ, docname, anchor)
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for name, dispname, typ, docname, anchor, prio
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in self.domain.get_objects()}
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tmap = {}
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tags = self.domain.data['obj2tag']
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for name, tags in tags.items():
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for tag in tags:
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tmap.setdefault(tag,[])
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tmap[tag].append(name)
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for tag in tmap.keys():
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lis = content.setdefault(tag, [])
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objlis = tmap[tag]
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for objname in objlis:
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dispname, typ, docname, anchor = objs[objname]
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lis.append((
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dispname, 0, docname,
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anchor,
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docname, '', typ
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))
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re = [(k, v) for k, v in sorted(content.items())]
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return (re, True)
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class CommandIndex(Index):
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name = 'cmd'
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localname = 'Command Reference'
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shortname = 'Command'
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def __init__(self, *args, **kwargs):
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super(CommandIndex, self).__init__(*args, **kwargs)
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def generate(self, docnames=None):
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"""Return entries for the index given by *name*. If *docnames* is
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given, restrict to entries referring to these docnames.
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The return value is a tuple of ``(content, collapse)``, where
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* collapse* is a boolean that determines if sub-entries should
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start collapsed (for output formats that support collapsing
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sub-entries).
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*content* is a sequence of ``(letter, entries)`` tuples, where *letter*
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is the "heading" for the given *entries*, usually the starting letter.
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*entries* is a sequence of single entries, where a single entry is a
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sequence ``[name, subtype, docname, anchor, extra, qualifier, descr]``.
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The items in this sequence have the following meaning:
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- `name` -- the name of the index entry to be displayed
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- `subtype` -- sub-entry related type:
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0 -- normal entry
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1 -- entry with sub-entries
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2 -- sub-entry
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- `docname` -- docname where the entry is located
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- `anchor` -- anchor for the entry within `docname`
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- `extra` -- extra info for the entry
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- `qualifier` -- qualifier for the description
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- `descr` -- description for the entry
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Qualifier and description are not rendered e.g. in LaTeX output.
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"""
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content = {}
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items = ((name, dispname, typ, docname, anchor)
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for name, dispname, typ, docname, anchor, prio
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in self.domain.get_objects())
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items = sorted(items, key=lambda item: item[0])
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for name, dispname, typ, docname, anchor in items:
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lis = content.setdefault(self.shortname, [])
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lis.append((
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dispname, 0, docname,
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anchor,
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'', '', typ
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))
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re = [(k, v) for k, v in sorted(content.items())]
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return (re, True)
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class CellIndex(CommandIndex):
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name = 'cell'
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localname = 'Internal cell reference'
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shortname = 'Internal cell'
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class CommandDomain(Domain):
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name = 'cmd'
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label = 'Yosys commands'
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roles = {
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'ref': XRefRole()
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}
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directives = {
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'def': CommandNode,
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}
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indices = {
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CommandIndex,
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TagIndex
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}
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initial_data = {
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'objects': [], # object list
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'obj2tag': {}, # name -> tags
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'obj2title': {}, # name -> title
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}
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def get_full_qualified_name(self, node):
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"""Return full qualified name for a given node"""
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2024-05-02 18:45:17 -05:00
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return "{}.{}.{}".format(type(self).name,
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2023-08-07 18:51:57 -05:00
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type(node).__name__,
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node.arguments[0])
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def get_objects(self):
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for obj in self.data['objects']:
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yield(obj)
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def resolve_xref(self, env, fromdocname, builder, typ,
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target, node, contnode):
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2023-08-07 19:19:13 -05:00
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match = [(docname, anchor, name)
|
2023-08-07 18:51:57 -05:00
|
|
|
for name, sig, typ, docname, anchor, prio
|
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in self.get_objects() if sig == target]
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|
2023-08-07 19:19:13 -05:00
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|
if match:
|
2023-08-07 18:51:57 -05:00
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todocname = match[0][0]
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|
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targ = match[0][1]
|
2023-08-07 19:19:13 -05:00
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|
qual_name = match[0][2]
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|
title = self.data['obj2title'].get(qual_name, targ)
|
2023-08-07 18:51:57 -05:00
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|
return make_refnode(builder,fromdocname,todocname,
|
2023-08-07 19:19:13 -05:00
|
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targ, contnode, title)
|
2023-08-07 18:51:57 -05:00
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else:
|
2023-08-13 19:13:29 -05:00
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print(f"Missing ref for {target} in {fromdocname} ")
|
2023-08-07 18:51:57 -05:00
|
|
|
return None
|
2024-05-02 18:45:17 -05:00
|
|
|
|
|
|
|
class CellDomain(CommandDomain):
|
|
|
|
name = 'cell'
|
|
|
|
label = 'Yosys internal cells'
|
|
|
|
|
|
|
|
directives = {
|
|
|
|
'def': CellNode,
|
2024-05-17 00:54:08 -05:00
|
|
|
'source': CellSourceNode,
|
2024-05-02 18:45:17 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
indices = {
|
|
|
|
CellIndex,
|
|
|
|
TagIndex
|
|
|
|
}
|
2023-08-07 18:51:57 -05:00
|
|
|
|
2024-05-02 19:55:08 -05:00
|
|
|
def autoref(name, rawtext, text, lineno, inliner: Inliner,
|
|
|
|
options=None, content=None):
|
|
|
|
role = 'cell:ref' if text[0] == '$' else 'cmd:ref'
|
|
|
|
return inliner.interpreted(rawtext, text, role, lineno)
|
|
|
|
|
|
|
|
def setup(app: Sphinx):
|
2023-08-07 18:51:57 -05:00
|
|
|
app.add_domain(CommandDomain)
|
2024-05-02 18:45:17 -05:00
|
|
|
app.add_domain(CellDomain)
|
2023-08-07 18:51:57 -05:00
|
|
|
|
|
|
|
StandardDomain.initial_data['labels']['commandindex'] =\
|
|
|
|
('cmd-cmd', '', 'Command Reference')
|
|
|
|
StandardDomain.initial_data['labels']['tagindex'] =\
|
|
|
|
('cmd-tag', '', 'Tag Index')
|
2024-05-02 18:45:17 -05:00
|
|
|
StandardDomain.initial_data['labels']['cellindex'] =\
|
|
|
|
('cell-cell', '', 'Internal cell reference')
|
|
|
|
StandardDomain.initial_data['labels']['tagindex'] =\
|
|
|
|
('cell-tag', '', 'Tag Index')
|
2023-08-07 18:51:57 -05:00
|
|
|
|
|
|
|
StandardDomain.initial_data['anonlabels']['commandindex'] =\
|
|
|
|
('cmd-cmd', '')
|
|
|
|
StandardDomain.initial_data['anonlabels']['tagindex'] =\
|
|
|
|
('cmd-tag', '')
|
2024-05-02 18:45:17 -05:00
|
|
|
StandardDomain.initial_data['anonlabels']['cellindex'] =\
|
|
|
|
('cell-cell', '')
|
|
|
|
StandardDomain.initial_data['anonlabels']['tagindex'] =\
|
|
|
|
('cell-tag', '')
|
2024-05-02 19:55:08 -05:00
|
|
|
|
|
|
|
app.add_role('autoref', autoref)
|
2023-08-07 18:51:57 -05:00
|
|
|
|
2024-05-02 18:45:17 -05:00
|
|
|
return {'version': '0.2'}
|