from _typeshed import SupportsWrite
from asyncio import Future
from dataclasses import dataclass
from types import FrameType
from typing import Any, overload

__all__ = ("capture_call_graph", "format_call_graph", "print_call_graph", "FrameCallGraphEntry", "FutureCallGraph")

@dataclass(frozen=True)
class FrameCallGraphEntry:
    frame: FrameType

@dataclass(frozen=True)
class FutureCallGraph:
    future: Future[Any]
    call_stack: tuple[FrameCallGraphEntry, ...]
    awaited_by: tuple[FutureCallGraph, ...]

@overload
def capture_call_graph(future: None = None, /, *, depth: int = 1, limit: int | None = None) -> FutureCallGraph | None: ...
@overload
def capture_call_graph(future: Future[Any], /, *, depth: int = 1, limit: int | None = None) -> FutureCallGraph | None: ...
def format_call_graph(future: Future[Any] | None = None, /, *, depth: int = 1, limit: int | None = None) -> str: ...
def print_call_graph(
    future: Future[Any] | None = None, /, *, file: SupportsWrite[str] | None = None, depth: int = 1, limit: int | None = None
) -> None: ...