Function il2_iltags::tags::tag_downcast_mut_with_id

pub fn tag_downcast_mut_with_id<T: ILTag>(
    tag_id: u64, 
    tag: &mut dyn ILTag
) -> Option<&mut T>

Downcasts a ILTag into a mutable a reference to its concrete type if matches the specified tag Id.

Arguments:

• tag_id: The expected tag Id;
• tag: The tag to be downcast;

Returns: An option with a reference to the concrete type or None if the conversion is not possible or the tag id does not match.