{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"InvisibleOrigin::MetaVar(MetaVarKind::Pat(_))"}]}
                InvisibleOrigin::MetaVar(MetaVarKind::Pat(_)) => {
            token::OpenInvisible(origin) => match origin {
                    return self.check_noexpect_past_close_delim(&token::Colon);