forked from VimPlug/jedi
64 lines
2.3 KiB
Python
64 lines
2.3 KiB
Python
from jedi.inference import imports
|
|
|
|
|
|
def _resolve_names(definition_names, avoid_names=()):
|
|
for name in definition_names:
|
|
if name in avoid_names:
|
|
# Avoiding recursions here, because goto on a module name lands
|
|
# on the same module.
|
|
continue
|
|
|
|
if not isinstance(name, imports.SubModuleName):
|
|
# SubModuleNames are not actually existing names but created
|
|
# names when importing something like `import foo.bar.baz`.
|
|
yield name
|
|
|
|
if name.api_type == 'module':
|
|
for name in _resolve_names(name.goto(), definition_names):
|
|
yield name
|
|
|
|
|
|
def _dictionarize(names):
|
|
return dict(
|
|
(n if n.tree_name is None else n.tree_name, n)
|
|
for n in names
|
|
)
|
|
|
|
|
|
def _find_names(module_context, tree_name):
|
|
name = module_context.create_name(tree_name)
|
|
found_names = set(name.goto())
|
|
found_names.add(name)
|
|
return _dictionarize(_resolve_names(found_names))
|
|
|
|
|
|
def find_references(module_context, tree_name):
|
|
search_name = tree_name.value
|
|
found_names = _find_names(module_context, tree_name)
|
|
module_contexts = set(d.get_root_context() for d in found_names.values())
|
|
module_contexts = set(m for m in module_contexts if not m.is_compiled())
|
|
|
|
non_matching_usage_maps = {}
|
|
inf = module_context.inference_state
|
|
potential_modules = imports.get_module_contexts_containing_name(
|
|
inf, module_contexts, search_name
|
|
)
|
|
for module_context in potential_modules:
|
|
for name_leaf in module_context.tree_node.get_used_names().get(search_name, []):
|
|
new = _find_names(module_context, name_leaf)
|
|
if any(tree_name in found_names for tree_name in new):
|
|
found_names.update(new)
|
|
for tree_name in new:
|
|
for dct in non_matching_usage_maps.get(tree_name, []):
|
|
# A usage that was previously searched for matches with
|
|
# a now found name. Merge.
|
|
found_names.update(dct)
|
|
try:
|
|
del non_matching_usage_maps[tree_name]
|
|
except KeyError:
|
|
pass
|
|
else:
|
|
for name in new:
|
|
non_matching_usage_maps.setdefault(name, []).append(new)
|
|
return found_names.values()
|