{"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"match"}]}
        match self.by_id.get(&target_id) {
    fn opt_find_breakable(&mut self, target_id: HirId) -> Option<&mut BreakableCtxt<'tcx>> {
            Some(ix) => Some(&mut self.stack[*ix]),