import the woofer

addons/godot_state_charts/atomic_state.gd

@@ -0,0 +1,25 @@
+@tool
+@icon("atomic_state.svg")
+## This is a state that has no sub-states.
+class_name AtomicState
+extends StateChartState
+
+func _handle_transition(transition:Transition, source:StateChartState):
+	# resolve the target state
+	var target = transition.resolve_target()
+	if not target is StateChartState:
+		push_error("The target state '" + str(transition.to) + "' of the transition from '" + source.name + "' is not a state.")
+		return
+	# atomic states cannot transition, so we need to ask the parent
+	# ask the parent
+	get_parent()._handle_transition(transition, source)
+
+
+func _get_configuration_warnings() -> PackedStringArray :
+	var warnings = super._get_configuration_warnings()
+	# check if we have any child nodes which are not transitions
+	for child in get_children():
+		if child is StateChartState:
+			warnings.append("Atomic states cannot have child states. These will be ignored.")
+			break
+	return warnings