{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"macro_rules!"}]}
macro_rules! id { ($($tt:tt)*) => { id_deep!($($tt)*) } }
macro_rules! id_deep { ($($tt:tt)*) => { $($tt)* } }
fn foo(bar:u32) { let a = id!(ba$0r); }