mute/src/evaluator/macros.rs

#[macro_export]
macro_rules! arg_count {
    ($expected:expr, $given:expr) => {
        if $expected != $given {
            Err(Error::MismatchedArgCount($expected, $given))?
        }
    };

    (modulo: $modulo:expr, $given:expr) => {
        Err(Error::MismatchedArgCount(
            ($given / $modulo) * $modulo + $modulo,
            $given,
        ))?
    };
}

pub(crate) use arg_count;