pub fn assert_controller_expiration(
controller: &SetController,
) -> Result<(), String>Expand description
Validates controller expiration settings.
Ensures that:
- Admin controllers do not have an expiration date set
- If an expiration is set, it’s not in the past
§Arguments
controller: The controller configuration to validate
§Returns
Ok(()) if validation passes, or Err(String) with error message if validation fails