macro_rules! impl_serdeany {
    ($struct_name:ident < $( $lt:tt $( : $clt:tt $(+ $dlt:tt )* )? ),+ > $(, < $( $opt:tt ),+ >)*) => { ... };
    ($struct_name:ident) => { ... };
}
Expand description

Implement a SerdeAny, registering it in the RegistryBuilder when on std