{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"if"}]}
        if crate_num != LOCAL_CRATE && self.is_proc_macro {
    fn encode_crate_num(&mut self, crate_num: CrateNum) {
            panic!("Attempted to encode non-local CrateNum {crate_num:?} for proc-macro crate");