macro_rules! unvar {
($type_name:expr) => { ... };
($type_name:expr ; $body:expr) => { ... };
($type_name:expr, $rename:expr) => { ... };
($type_name:expr, $rename:expr ; $body:expr) => { ... };
}
macro_rules! unvar {
($type_name:expr) => { ... };
($type_name:expr ; $body:expr) => { ... };
($type_name:expr, $rename:expr) => { ... };
($type_name:expr, $rename:expr ; $body:expr) => { ... };
}