{"ast_node_type":"variable","tokens":[{"end":33,"kind":"keyword","start":0,"text":"let"}]}
            let pointer_type_id =
        if !tcx.type_has_metadata(ptr_type, ty::TypingEnv::fully_monomorphized()) {
                self.dwarf.unit.add(self.dwarf.unit.root(), gimli::DW_TAG_pointer_type);