{"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"if"}]}
                    if let Some(ident_pat) = ast::IdentPat::cast(node.to_owned()) {
                if let Some(node) = has_token.as_node() {
                        func_let_vars.insert(ident_pat.syntax().text().to_string());