(states(FuncDesignator) check callable

tue-robotics · Jun 29, 2023 · 68a6cd8 · 68a6cd8
1 parent f515ab5
commit 68a6cd8
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/robot_smach_states/src/robot_smach_states/util/designators/utility.py b/robot_smach_states/src/robot_smach_states/util/designators/utility.py
@@ -1,6 +1,7 @@
 #! /usr/bin/env python
 
 from typing import TypeVar, Union
+from collections.abc import Callable
 
 # ROS
 import rospy
@@ -202,6 +203,9 @@ class FuncDesignator(Designator):
 
     def __init__(self, orig, func, resolve_type=None, name=None):
         super(FuncDesignator, self).__init__(resolve_type=resolve_type, name=name)
+
+        assert isinstance(func, Callable)
+
         self.orig = orig
         self.func = func