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