Macro toml_rule 

macro_rules! toml_rule {
    ($name:ident, $desc:expr, $just:expr, $sev:ident, $fix:expr, params { $($params:tt)* } $(,)?) => { ... };
    ($name:ident, $desc:expr, $just:expr, $sev:ident, params { $($params:tt)* } $(,)?) => { ... };
    ($name:ident, $desc:expr, $just:expr, $sev:ident, $fix:expr $(,)?) => { ... };
    ($name:ident, $desc:expr, $just:expr, $sev:ident $(,)?) => { ... };
}

Register a Taplo-backed TOML rule.