diff options
Diffstat (limited to 'docs/sphinx/qapi_domain.py')
| -rw-r--r-- | docs/sphinx/qapi_domain.py | 127 |
1 files changed, 84 insertions, 43 deletions
diff --git a/docs/sphinx/qapi_domain.py b/docs/sphinx/qapi_domain.py index a204af9..a8a85a2 100644 --- a/docs/sphinx/qapi_domain.py +++ b/docs/sphinx/qapi_domain.py @@ -7,6 +7,7 @@ QAPI domain extension. from __future__ import annotations +import re from typing import ( TYPE_CHECKING, List, @@ -94,6 +95,7 @@ class QAPIXRefRole(XRefRole): title: str, target: str, ) -> tuple[str, str]: + refnode["qapi:namespace"] = env.ref_context.get("qapi:namespace") refnode["qapi:module"] = env.ref_context.get("qapi:module") # Cross-references that begin with a tilde adjust the title to @@ -830,40 +832,44 @@ class QAPIDomain(Domain): self.objects[fullname] = obj def find_obj( - self, modname: str, name: str, typ: Optional[str] - ) -> list[tuple[str, ObjectEntry]]: + self, namespace: str, modname: str, name: str, typ: Optional[str] + ) -> List[Tuple[str, ObjectEntry]]: """ - Find a QAPI object for "name", perhaps using the given module. + Find a QAPI object for "name", maybe using contextual information. Returns a list of (name, object entry) tuples. - :param modname: The current module context (if any!) - under which we are searching. - :param name: The name of the x-ref to resolve; - may or may not include a leading module. - :param type: The role name of the x-ref we're resolving, if provided. - (This is absent for "any" lookups.) + :param namespace: The current namespace context (if any!) under + which we are searching. + :param modname: The current module context (if any!) under + which we are searching. + :param name: The name of the x-ref to resolve; may or may not + include leading context. + :param type: The role name of the x-ref we're resolving, if + provided. This is absent for "any" role lookups. """ if not name: return [] - names: list[str] = [] - matches: list[tuple[str, ObjectEntry]] = [] + # ## + # what to search for + # ## - fullname = name - if "." in fullname: - # We're searching for a fully qualified reference; - # ignore the contextual module. - pass - elif modname: - # We're searching for something from somewhere; - # try searching the current module first. - # e.g. :qapi:cmd:`query-block` or `query-block` is being searched. - fullname = f"{modname}.{name}" + parts = list(QAPIDescription.split_fqn(name)) + explicit = tuple(bool(x) for x in parts) + + # Fill in the blanks where possible: + if namespace and not parts[0]: + parts[0] = namespace + if modname and not parts[1]: + parts[1] = modname + + implicit_fqn = "" + if all(parts): + implicit_fqn = f"{parts[0]}:{parts[1]}.{parts[2]}" if typ is None: - # type isn't specified, this is a generic xref. - # search *all* qapi-specific object types. + # :any: lookup, search everything: objtypes: List[str] = list(self.object_types) else: # type is specified and will be a role (e.g. obj, mod, cmd) @@ -871,25 +877,57 @@ class QAPIDomain(Domain): # using the QAPIDomain.object_types table. objtypes = self.objtypes_for_role(typ, []) - if name in self.objects and self.objects[name].objtype in objtypes: - names = [name] - elif ( - fullname in self.objects - and self.objects[fullname].objtype in objtypes - ): - names = [fullname] - else: - # exact match wasn't found; e.g. we are searching for - # `query-block` from a different (or no) module. - searchname = "." + name - names = [ - oname - for oname in self.objects - if oname.endswith(searchname) - and self.objects[oname].objtype in objtypes - ] + # ## + # search! + # ## + + def _search(needle: str) -> List[str]: + if ( + needle + and needle in self.objects + and self.objects[needle].objtype in objtypes + ): + return [needle] + return [] - matches = [(oname, self.objects[oname]) for oname in names] + if found := _search(name): + # Exact match! + pass + elif found := _search(implicit_fqn): + # Exact match using contextual information to fill in the gaps. + pass + else: + # No exact hits, perform applicable fuzzy searches. + searches = [] + + esc = tuple(re.escape(s) for s in parts) + + # Try searching for ns:*.name or ns:name + if explicit[0] and not explicit[1]: + searches.append(f"^{esc[0]}:([^\\.]+\\.)?{esc[2]}$") + # Try searching for *:module.name or module.name + if explicit[1] and not explicit[0]: + searches.append(f"(^|:){esc[1]}\\.{esc[2]}$") + # Try searching for context-ns:*.name or context-ns:name + if parts[0] and not (explicit[0] or explicit[1]): + searches.append(f"^{esc[0]}:([^\\.]+\\.)?{esc[2]}$") + # Try searching for *:context-mod.name or context-mod.name + if parts[1] and not (explicit[0] or explicit[1]): + searches.append(f"(^|:){esc[1]}\\.{esc[2]}$") + # Try searching for *:name, *.name, or name + if not (explicit[0] or explicit[1]): + searches.append(f"(^|:|\\.){esc[2]}$") + + for search in searches: + if found := [ + oname + for oname in self.objects + if re.search(search, oname) + and self.objects[oname].objtype in objtypes + ]: + break + + matches = [(oname, self.objects[oname]) for oname in found] if len(matches) > 1: matches = [m for m in matches if not m[1].aliased] return matches @@ -904,8 +942,9 @@ class QAPIDomain(Domain): node: pending_xref, contnode: Element, ) -> nodes.reference | None: + namespace = node.get("qapi:namespace") modname = node.get("qapi:module") - matches = self.find_obj(modname, target, typ) + matches = self.find_obj(namespace, modname, target, typ) if not matches: # Normally, we could pass warn_dangling=True to QAPIXRefRole(), @@ -958,7 +997,9 @@ class QAPIDomain(Domain): contnode: Element, ) -> List[Tuple[str, nodes.reference]]: results: List[Tuple[str, nodes.reference]] = [] - matches = self.find_obj(node.get("qapi:module"), target, None) + matches = self.find_obj( + node.get("qapi:namespace"), node.get("qapi:module"), target, None + ) for name, obj in matches: rolename = self.role_for_objtype(obj.objtype) assert rolename is not None |