macro_rules! with_middleware {
($handler:ident, before=[$($y:ident),+] ) => { ... };
($handler:ident, [$($y:ident),+] ) => { ... };
}
macro_rules! with_middleware {
($handler:ident, before=[$($y:ident),+] ) => { ... };
($handler:ident, [$($y:ident),+] ) => { ... };
}