Macro dock_core::impl_action_with_nonce

macro_rules! impl_action_with_nonce {
    ($type: ident for $($token: tt)*) => { ... };
    (for $target: ty:
        $(
            $type: ident with $($len: tt $(($($len_call: tt),*))?).+ as len,
            $($target_field: tt $(($($target_call: tt),*))?).+ as target
        ),+
    ) => { ... };
}

Implements Action and ActionWithNonce traits with supplied params for the given ident(s).