{"ast_node_type":"other","tokens":[{"end":125,"kind":"keyword","start":0,"text":"concat/*+spans+syntaxctxt*/!(\"hello\","}]}
        concat/*+spans+syntaxctxt*/!("hello", concat!("w", identity!("o")), identity!("rld"), unresolved!(), identity!("!"));
    fn main(foo: ()) {
    }