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don't call hooks added during event call and don't call ones removed

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This commit is contained in:
jesopo 2020-02-15 20:42:18 +00:00
parent 75e3777638
commit 2b19c337f0
1 changed files with 6 additions and 1 deletions
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7
src/EventManager.py
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@ -185,7 +185,9 @@ class EventRoot(object):
[path_str, str(kwargs)])
start = time.monotonic()
hooks = self._hooks[path_str]
# .copy() hooks so we don't call new hooks in this loop
mutable_hooks = self._hooks[path_str]
hooks = mutable_hooks.copy()
if maximum:
hooks = hooks[:maximum]
event = self._make_event(path, kwargs)
@ -193,6 +195,9 @@ class EventRoot(object):
for hook in hooks:
if event.eaten:
break
if not hook in mutable_hooks:
# this hook has been removed while handling this event
continue
try:
returned = hook.call(event)