From ae1e361cc935013ba84fe7f6ecea9a673fee5454 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Hamal=20Dvo=C5=99=C3=A1k?= <mordae@anilinux.org>
Date: Tue, 11 Mar 2025 18:03:12 +0100
Subject: [PATCH] Do not propagate computed exceptions
---
lazy_player/reactive.py | 8 --------
1 file changed, 8 deletions(-)
diff --git a/lazy_player/reactive.py b/lazy_player/reactive.py
index b8c957f..ec4eee2 100644
--- a/lazy_player/reactive.py
+++ b/lazy_player/reactive.py
@@ -13,12 +13,10 @@ T = TypeVar("T")
class Ref(Generic[T]):
- _error: Exception | None
_users: WeakSet[Computed[Any]]
_value: T
def __init__(self, initial: T):
- self._error = None
self._value = initial
self._users = WeakSet()
@@ -29,9 +27,6 @@ class Ref(Generic[T]):
if computed is not None:
self._users.add(computed)
- if self._error is not None:
- raise self._error
-
return self._value
@value.setter
@@ -55,7 +50,6 @@ class Computed(Ref[T]):
_update: Callable[[], T]
def __init__(self, update: Callable[[], T]):
- self._error = None
self._update = update
self._users = WeakSet()
self.update()
@@ -65,9 +59,7 @@ class Computed(Ref[T]):
try:
self.value = self._update()
- self._error = None
except Exception as err:
- self._error = err
traceback.print_exception(err, file=sys.stderr)
finally:
self._stack.reset(token)