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# Copyright 2017-2020 Palantir Technologies, Inc.
# Copyright 2021- Python Language Server Contributors.
from __future__ import annotations
import logging
from typing import TYPE_CHECKING, Any, Dict, List
import jedi
from pylsp import _utils, hookimpl, uris
if TYPE_CHECKING:
from jedi.api import Script
from jedi.api.classes import Name
from pylsp.config.config import Config
from pylsp.workspace import Document
log = logging.getLogger(__name__)
MAX_JEDI_GOTO_HOPS = 100
def _resolve_definition(
maybe_defn: Name, script: Script, settings: Dict[str, Any]
) -> Name:
for _ in range(MAX_JEDI_GOTO_HOPS):
if maybe_defn.is_definition() or maybe_defn.module_path != script.path:
break
defns = script.goto(
follow_imports=settings.get("follow_imports", True),
follow_builtin_imports=settings.get("follow_builtin_imports", True),
line=maybe_defn.line,
column=maybe_defn.column,
)
if len(defns) == 1:
maybe_defn = defns[0]
else:
break
return maybe_defn
@hookimpl
def pylsp_definitions(
config: Config, document: Document, position: Dict[str, int]
) -> List[Dict[str, Any]]:
settings = config.plugin_settings("jedi_definition")
code_position = _utils.position_to_jedi_linecolumn(document, position)
script = document.jedi_script(use_document_path=True)
auto_import_modules = jedi.settings.auto_import_modules
try:
jedi.settings.auto_import_modules = []
definitions = script.goto(
follow_imports=settings.get("follow_imports", True),
follow_builtin_imports=settings.get("follow_builtin_imports", True),
**code_position,
)
definitions = [_resolve_definition(d, script, settings) for d in definitions]
finally:
jedi.settings.auto_import_modules = auto_import_modules
follow_builtin_defns = settings.get("follow_builtin_definitions", True)
return [
{
"uri": uris.uri_with(document.uri, path=str(d.module_path)),
"range": {
"start": {"line": d.line - 1, "character": d.column},
"end": {"line": d.line - 1, "character": d.column + len(d.name)},
},
}
for d in definitions
if d.is_definition() and (follow_builtin_defns or _not_internal_definition(d))
]
def _not_internal_definition(definition: Name) -> bool:
return (
definition.line is not None
and definition.column is not None
and definition.module_path is not None
and not definition.in_builtin_module()
)
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