{"ast_node_type":"function","tokens":[{"end":77,"kind":"keyword","start":0,"text":"fn"}]}
    fn lower_expr_try_block(&mut self, body: &Block) -> hir::ExprKind<'hir> {
    /// and save the block id to use it as a break target for desugaring of the `?` operator.
        let body_hir_id = self.lower_node_id(body.id);