| Current Path : /proc/thread-self/root/usr/local/lib/python3.8/dist-packages/black/ |
Linux ift1.ift-informatik.de 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 |
| Current File : //proc/thread-self/root/usr/local/lib/python3.8/dist-packages/black/rusty.py |
"""An error-handling model influenced by that used by the Rust programming language
See https://doc.rust-lang.org/book/ch09-00-error-handling.html.
"""
from typing import Generic, TypeVar, Union
T = TypeVar("T")
E = TypeVar("E", bound=Exception)
class Ok(Generic[T]):
def __init__(self, value: T) -> None:
self._value = value
def ok(self) -> T:
return self._value
class Err(Generic[E]):
def __init__(self, e: E) -> None:
self._e = e
def err(self) -> E:
return self._e
Result = Union[Ok[T], Err[E]]