Ensure no callback is triggered when watchers are destroyed (#124)

* Ensure no callback is triggered when watchers are destroyed
* Bump version

Author: berendkleinhaneveld

collagraph/fragment.py

@@ -317,19 +317,21 @@ def unmount(self, destroy=True):
             self.target = None
             self._attributes = {}
             self._events = {}
-            # Disable the fn of the watcher to disable
-            # any 'false' hits
+            # Disable the fn and callback of the watcher to disable
+            # any 'false' triggers
             for watcher in self._watchers.values():
                 watcher.fn = lambda: ()
+                watcher.callback = None
             self._watchers = {}
             self._condition = None
             self.tag = None
         else:
             self.element = None
-            # Disable the fn of the watcher to disable
-            # any 'false' hits
+            # Disable the fn and callback of the watcher to disable
+            # any 'false' triggers
             for watcher in self._watchers.values():
                 watcher.fn = lambda: ()
+                watcher.callback = None
             self._watchers = {}
 
         # TODO: maybe control flow fragments needs another custom 'parenting'

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "collagraph"
-version = "0.8.1"
+version = "0.8.2"
 description = "Reactive user interfaces"
 authors = [
     { name = "Berend Klein Haneveld", email = "berendkleinhaneveld@gmail.com" },