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# Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
# For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/astroid/blob/main/CONTRIBUTORS.txt

"""This module contains utility functions for scoped nodes."""

from __future__ import annotations

from collections.abc import Sequence
from typing import TYPE_CHECKING

from astroid.manager import AstroidManager

if TYPE_CHECKING:
    from astroid import nodes


def builtin_lookup(name: str) -> tuple[nodes.Module, Sequence[nodes.NodeNG]]:
    """Lookup a name in the builtin module.

    Return the list of matching statements and the ast for the builtin module
    """
    manager = AstroidManager()
    try:
        _builtin_astroid = manager.builtins_module
    except KeyError:
        # User manipulated the astroid cache directly! Rebuild everything.
        manager.clear_cache()
        _builtin_astroid = manager.builtins_module
    if name == "__dict__":
        return _builtin_astroid, ()
    try:
        stmts: Sequence[nodes.NodeNG] = _builtin_astroid.locals[name]  # type: ignore[assignment]
    except KeyError:
        stmts = ()
    return _builtin_astroid, stmts