Macro gear_common::impl_pallet_authorship_inner

macro_rules! impl_pallet_authorship_inner {
    ($runtime:ty$(,)?) => { ... };
    ($runtime:ty, FindAuthor = $find_author:ty $(, $( $rest:tt )*)?) => { ... };
    ($runtime:ty, EventHandler = $event_handler:ty $(, $( $rest:tt )*)?) => { ... };
}