Macro ruleset

macro_rules! ruleset {
    ($(($state:expr, $symbol:expr) -> $dir:ident($next_state:expr, $next_symbol:expr)),* $(,)?) => { ... };
}

a macro to create a ruleset for finite state machines;

$(Q, S) -> {Dir}(Q, S')$

Basic Usage

ruleset! {
    (0, 1) -> Right(0, 1),
}